[FFmpeg-devel] [PATCH 4/4] lavc/mediacodec: use more meaningful filenames
Matthieu Bouron
matthieu.bouron at gmail.com
Wed Oct 19 12:01:25 EEST 2016
On Tue, Oct 18, 2016 at 03:26:46PM +0200, Matthieu Bouron wrote:
> On Wed, Oct 12, 2016 at 03:22:42PM +0200, Matthieu Bouron wrote:
> > From: Matthieu Bouron <matthieu.bouron at stupeflix.com>
> >
> > Adds the following changes:
> > * mediacodecdec.{c,h} -> mediacodecdec_common.{c,h}
> > * mediacodecdec_h2645.c -> mediacodecdec.c
> > ---
> > libavcodec/Makefile | 12 +-
> > libavcodec/mediacodec.c | 3 +-
> > libavcodec/mediacodec_sw_buffer.c | 2 +-
> > libavcodec/mediacodec_sw_buffer.h | 2 +-
> > libavcodec/mediacodecdec.c | 1064 +++++++++-----------
> > libavcodec/mediacodecdec_common.c | 789 +++++++++++++++
> > .../{mediacodecdec.h => mediacodecdec_common.h} | 6 +-
> > libavcodec/mediacodecdec_h2645.c | 623 ------------
> > 8 files changed, 1251 insertions(+), 1250 deletions(-)
> > create mode 100644 libavcodec/mediacodecdec_common.c
> > rename libavcodec/{mediacodecdec.h => mediacodecdec_common.h} (95%)
> > delete mode 100644 libavcodec/mediacodecdec_h2645.c
> >
> > diff --git a/libavcodec/Makefile b/libavcodec/Makefile
> > index e8b1b00..7b85378 100644
> > --- a/libavcodec/Makefile
> > +++ b/libavcodec/Makefile
> > @@ -94,7 +94,7 @@ OBJS-$(CONFIG_LSP) += lsp.o
> > OBJS-$(CONFIG_LZF) += lzf.o
> > OBJS-$(CONFIG_MDCT) += mdct_fixed.o mdct_float.o mdct_fixed_32.o
> > OBJS-$(CONFIG_ME_CMP) += me_cmp.o
> > -OBJS-$(CONFIG_MEDIACODEC) += mediacodecdec.o mediacodec_surface.o mediacodec_wrapper.o mediacodec_sw_buffer.o
> > +OBJS-$(CONFIG_MEDIACODEC) += mediacodecdec_common.o mediacodec_surface.o mediacodec_wrapper.o mediacodec_sw_buffer.o
> > OBJS-$(CONFIG_MPEG_ER) += mpeg_er.o
> > OBJS-$(CONFIG_MPEGAUDIO) += mpegaudio.o mpegaudiodata.o \
> > mpegaudiodecheader.o
> > @@ -316,7 +316,7 @@ OBJS-$(CONFIG_H264_DECODER) += h264dec.o h264_cabac.o h264_cavlc.o \
> > h264_slice.o h264data.o h264_parse.o \
> > h2645_parse.o
> > OBJS-$(CONFIG_H264_CUVID_DECODER) += cuvid.o
> > -OBJS-$(CONFIG_H264_MEDIACODEC_DECODER) += mediacodecdec_h2645.o
> > +OBJS-$(CONFIG_H264_MEDIACODEC_DECODER) += mediacodecdec.o
> > OBJS-$(CONFIG_H264_MMAL_DECODER) += mmaldec.o
> > OBJS-$(CONFIG_H264_NVENC_ENCODER) += nvenc_h264.o
> > OBJS-$(CONFIG_NVENC_ENCODER) += nvenc_h264.o
> > @@ -333,7 +333,7 @@ OBJS-$(CONFIG_HEVC_DECODER) += hevc.o hevc_mvs.o hevc_ps.o hevc_sei.o
> > hevc_cabac.o hevc_refs.o hevcpred.o \
> > hevcdsp.o hevc_filter.o h2645_parse.o hevc_data.o
> > OBJS-$(CONFIG_HEVC_CUVID_DECODER) += cuvid.o
> > -OBJS-$(CONFIG_HEVC_MEDIACODEC_DECODER) += mediacodecdec_h2645.o hevc_parse.o
> > +OBJS-$(CONFIG_HEVC_MEDIACODEC_DECODER) += mediacodecdec.o hevc_parse.o
> > OBJS-$(CONFIG_HEVC_NVENC_ENCODER) += nvenc_hevc.o
> > OBJS-$(CONFIG_NVENC_HEVC_ENCODER) += nvenc_hevc.o
> > OBJS-$(CONFIG_HEVC_QSV_DECODER) += qsvdec_h2645.o
> > @@ -413,7 +413,7 @@ OBJS-$(CONFIG_MPEG2_QSV_ENCODER) += qsvenc_mpeg2.o
> > OBJS-$(CONFIG_MPEG2VIDEO_DECODER) += mpeg12dec.o mpeg12.o mpeg12data.o
> > OBJS-$(CONFIG_MPEG2VIDEO_ENCODER) += mpeg12enc.o mpeg12.o
> > OBJS-$(CONFIG_MPEG4_DECODER) += xvididct.o
> > -OBJS-$(CONFIG_MPEG4_MEDIACODEC_DECODER) += mediacodecdec_h2645.o
> > +OBJS-$(CONFIG_MPEG4_MEDIACODEC_DECODER) += mediacodecdec.o
> > OBJS-$(CONFIG_MPEG4_OMX_ENCODER) += omx.o
> > OBJS-$(CONFIG_MPL2_DECODER) += mpl2dec.o ass.o
> > OBJS-$(CONFIG_MSA1_DECODER) += mss3.o
> > @@ -596,11 +596,11 @@ OBJS-$(CONFIG_VP6_DECODER) += vp6.o vp56.o vp56data.o \
> > OBJS-$(CONFIG_VP7_DECODER) += vp8.o vp56rac.o
> > OBJS-$(CONFIG_VP8_DECODER) += vp8.o vp56rac.o
> > OBJS-$(CONFIG_VP8_CUVID_DECODER) += cuvid.o
> > -OBJS-$(CONFIG_VP8_MEDIACODEC_DECODER) += mediacodecdec_h2645.o
> > +OBJS-$(CONFIG_VP8_MEDIACODEC_DECODER) += mediacodecdec.o
> > OBJS-$(CONFIG_VP9_DECODER) += vp9.o vp9dsp.o vp56rac.o vp9dsp_8bpp.o \
> > vp9dsp_10bpp.o vp9dsp_12bpp.o
> > OBJS-$(CONFIG_VP9_CUVID_DECODER) += cuvid.o
> > -OBJS-$(CONFIG_VP9_MEDIACODEC_DECODER) += mediacodecdec_h2645.o
> > +OBJS-$(CONFIG_VP9_MEDIACODEC_DECODER) += mediacodecdec.o
> > OBJS-$(CONFIG_VPLAYER_DECODER) += textdec.o ass.o
> > OBJS-$(CONFIG_VQA_DECODER) += vqavideo.o
> > OBJS-$(CONFIG_WAVPACK_DECODER) += wavpack.o
> > diff --git a/libavcodec/mediacodec.c b/libavcodec/mediacodec.c
> > index a658f0e..3521c8a 100644
> > --- a/libavcodec/mediacodec.c
> > +++ b/libavcodec/mediacodec.c
> > @@ -34,7 +34,8 @@
> >
> > #include "ffjni.h"
> > #include "mediacodec.h"
> > -#include "mediacodecdec.h"
> > +#include "mediacodecdec_common.h"
> > +#include "version.h"
> >
> > AVMediaCodecContext *av_mediacodec_alloc_context(void)
> > {
> > diff --git a/libavcodec/mediacodec_sw_buffer.c b/libavcodec/mediacodec_sw_buffer.c
> > index 7baf120..92428e8 100644
> > --- a/libavcodec/mediacodec_sw_buffer.c
> > +++ b/libavcodec/mediacodec_sw_buffer.c
> > @@ -27,9 +27,9 @@
> > #include "libavutil/mem.h"
> >
> > #include "avcodec.h"
> > -#include "mediacodecdec.h"
> > #include "mediacodec_wrapper.h"
> > #include "mediacodec_sw_buffer.h"
> > +#include "mediacodecdec_common.h"
> >
> > #define QCOM_TILE_WIDTH 64
> > #define QCOM_TILE_HEIGHT 32
> > diff --git a/libavcodec/mediacodec_sw_buffer.h b/libavcodec/mediacodec_sw_buffer.h
> > index c29de08..574fb52 100644
> > --- a/libavcodec/mediacodec_sw_buffer.h
> > +++ b/libavcodec/mediacodec_sw_buffer.h
> > @@ -28,8 +28,8 @@
> > #include "libavutil/frame.h"
> >
> > #include "avcodec.h"
> > -#include "mediacodecdec.h"
> > #include "mediacodec_wrapper.h"
> > +#include "mediacodecdec_common.h"
> >
> > void ff_mediacodec_sw_buffer_copy_yuv420_planar(AVCodecContext *avctx,
> > MediaCodecDecContext *s,
> > diff --git a/libavcodec/mediacodecdec.c b/libavcodec/mediacodecdec.c
> > index c031de8..e97bc50 100644
> > --- a/libavcodec/mediacodecdec.c
> > +++ b/libavcodec/mediacodecdec.c
> > @@ -1,5 +1,5 @@
> > /*
> > - * Android MediaCodec decoder
> > + * Android MediaCodec H.264 / H.265 / VP8 / VP9 decoders
> > *
> > * Copyright (c) 2015-2016 Matthieu Bouron <matthieu.bouron stupeflix.com>
> > *
> > @@ -20,770 +20,604 @@
> > * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
> > */
> >
> > +#include <stdint.h>
> > #include <string.h>
> > -#include <sys/types.h>
> >
> > -#include "libavutil/atomic.h"
> > +#include "libavutil/avassert.h"
> > #include "libavutil/common.h"
> > -#include "libavutil/mem.h"
> > -#include "libavutil/log.h"
> > +#include "libavutil/fifo.h"
> > +#include "libavutil/opt.h"
> > +#include "libavutil/intreadwrite.h"
> > #include "libavutil/pixfmt.h"
> > -#include "libavutil/time.h"
> > -#include "libavutil/timestamp.h"
> > +#include "libavutil/atomic.h"
> >
> > #include "avcodec.h"
> > +#include "h264_parse.h"
> > +#include "hevc_parse.h"
> > #include "internal.h"
> > -
> > -#include "mediacodec.h"
> > -#include "mediacodec_surface.h"
> > -#include "mediacodec_sw_buffer.h"
> > #include "mediacodec_wrapper.h"
> > -#include "mediacodecdec.h"
> > +#include "mediacodecdec_common.h"
> >
> > -/**
> > - * OMX.k3.video.decoder.avc, OMX.NVIDIA.* OMX.SEC.avc.dec and OMX.google
> > - * codec workarounds used in various place are taken from the Gstreamer
> > - * project.
> > - *
> > - * Gstreamer references:
> > - * https://cgit.freedesktop.org/gstreamer/gst-plugins-bad/tree/sys/androidmedia/
> > - *
> > - * Gstreamer copyright notice:
> > - *
> > - * Copyright (C) 2012, Collabora Ltd.
> > - * Author: Sebastian Dröge <sebastian.droege at collabora.co.uk>
> > - *
> > - * Copyright (C) 2012, Rafaël Carré <funman at videolanorg>
> > - *
> > - * Copyright (C) 2015, Sebastian Dröge <sebastian at centricular.com>
> > - *
> > - * Copyright (C) 2014-2015, Collabora Ltd.
> > - * Author: Matthieu Bouron <matthieu.bouron at gcollabora.com>
> > - *
> > - * Copyright (C) 2015, Edward Hervey
> > - * Author: Edward Hervey <bilboed at gmail.com>
> > - *
> > - * Copyright (C) 2015, Matthew Waters <matthew at centricular.com>
> > - *
> > - * This library is free software; you can redistribute it and/or
> > - * modify it under the terms of the GNU Lesser General Public
> > - * License as published by the Free Software Foundation
> > - * version 2.1 of the License.
> > - *
> > - * This library is distributed in the hope that it will be useful,
> > - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> > - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
> > - * Lesser General Public License for more details.
> > - *
> > - * You should have received a copy of the GNU Lesser General Public
> > - * License along with this library; if not, write to the Free Software
> > - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
> > - *
> > - */
> > +typedef struct MediaCodecH264DecContext {
> >
> > -#define INPUT_DEQUEUE_TIMEOUT_US 8000
> > -#define OUTPUT_DEQUEUE_TIMEOUT_US 8000
> > -#define OUTPUT_DEQUEUE_BLOCK_TIMEOUT_US 1000000
> > -
> > -enum {
> > - COLOR_FormatYUV420Planar = 0x13,
> > - COLOR_FormatYUV420SemiPlanar = 0x15,
> > - COLOR_FormatYCbYCr = 0x19,
> > - COLOR_FormatAndroidOpaque = 0x7F000789,
> > - COLOR_QCOM_FormatYUV420SemiPlanar = 0x7fa30c00,
> > - COLOR_QCOM_FormatYUV420SemiPlanar32m = 0x7fa30c04,
> > - COLOR_QCOM_FormatYUV420PackedSemiPlanar64x32Tile2m8ka = 0x7fa30c03,
> > - COLOR_TI_FormatYUV420PackedSemiPlanar = 0x7f000100,
> > - COLOR_TI_FormatYUV420PackedSemiPlanarInterlaced = 0x7f000001,
> > -};
> > + MediaCodecDecContext *ctx;
> >
> > -static const struct {
> > + AVBSFContext *bsf;
> >
> > - int color_format;
> > - enum AVPixelFormat pix_fmt;
> > + AVFifoBuffer *fifo;
> >
> > -} color_formats[] = {
> > + AVPacket filtered_pkt;
> >
> > - { COLOR_FormatYUV420Planar, AV_PIX_FMT_YUV420P },
> > - { COLOR_FormatYUV420SemiPlanar, AV_PIX_FMT_NV12 },
> > - { COLOR_QCOM_FormatYUV420SemiPlanar, AV_PIX_FMT_NV12 },
> > - { COLOR_QCOM_FormatYUV420SemiPlanar32m, AV_PIX_FMT_NV12 },
> > - { COLOR_QCOM_FormatYUV420PackedSemiPlanar64x32Tile2m8ka, AV_PIX_FMT_NV12 },
> > - { COLOR_TI_FormatYUV420PackedSemiPlanar, AV_PIX_FMT_NV12 },
> > - { COLOR_TI_FormatYUV420PackedSemiPlanarInterlaced, AV_PIX_FMT_NV12 },
> > - { 0 }
> > -};
> > +} MediaCodecH264DecContext;
> >
> > -static enum AVPixelFormat mcdec_map_color_format(AVCodecContext *avctx,
> > - MediaCodecDecContext *s,
> > - int color_format)
> > +static av_cold int mediacodec_decode_close(AVCodecContext *avctx)
> > {
> > - int i;
> > - enum AVPixelFormat ret = AV_PIX_FMT_NONE;
> > + MediaCodecH264DecContext *s = avctx->priv_data;
> >
> > - if (s->surface) {
> > - return AV_PIX_FMT_MEDIACODEC;
> > - }
> > + ff_mediacodec_dec_close(avctx, s->ctx);
> > + s->ctx = NULL;
> >
> > - if (!strcmp(s->codec_name, "OMX.k3.video.decoder.avc") && color_format == COLOR_FormatYCbYCr) {
> > - s->color_format = color_format = COLOR_TI_FormatYUV420PackedSemiPlanar;
> > - }
> > + av_fifo_free(s->fifo);
> >
> > - for (i = 0; i < FF_ARRAY_ELEMS(color_formats); i++) {
> > - if (color_formats[i].color_format == color_format) {
> > - return color_formats[i].pix_fmt;
> > - }
> > - }
> > -
> > - av_log(avctx, AV_LOG_ERROR, "Output color format 0x%x (value=%d) is not supported\n",
> > - color_format, color_format);
> > + av_bsf_free(&s->bsf);
> > + av_packet_unref(&s->filtered_pkt);
> >
> > - return ret;
> > + return 0;
> > }
> >
> > -static void ff_mediacodec_dec_ref(MediaCodecDecContext *s)
> > +#if CONFIG_H264_MEDIACODEC_DECODER || CONFIG_HEVC_MEDIACODEC_DECODER
> > +static int h2645_ps_to_nalu(const uint8_t *src, int src_size, uint8_t **out, int *out_size)
> > {
> > - avpriv_atomic_int_add_and_fetch(&s->refcount, 1);
> > -}
> > + int i;
> > + int ret = 0;
> > + uint8_t *p = NULL;
> > + static const uint8_t nalu_header[] = { 0x00, 0x00, 0x00, 0x01 };
> >
> > -static void ff_mediacodec_dec_unref(MediaCodecDecContext *s)
> > -{
> > - if (!s)
> > - return;
> > + if (!out || !out_size) {
> > + return AVERROR(EINVAL);
> > + }
> >
> > - if (!avpriv_atomic_int_add_and_fetch(&s->refcount, -1)) {
> > - if (s->codec) {
> > - ff_AMediaCodec_delete(s->codec);
> > - s->codec = NULL;
> > - }
> > + p = av_malloc(sizeof(nalu_header) + src_size);
> > + if (!p) {
> > + return AVERROR(ENOMEM);
> > + }
> >
> > - if (s->format) {
> > - ff_AMediaFormat_delete(s->format);
> > - s->format = NULL;
> > - }
> > + *out = p;
> > + *out_size = sizeof(nalu_header) + src_size;
> >
> > - if (s->surface) {
> > - ff_mediacodec_surface_unref(s->surface, NULL);
> > - s->surface = NULL;
> > - }
> > + memcpy(p, nalu_header, sizeof(nalu_header));
> > + memcpy(p + sizeof(nalu_header), src, src_size);
> >
> > - av_freep(&s->codec_name);
> > - av_freep(&s);
> > - }
> > -}
> > + /* Escape 0x00, 0x00, 0x0{0-3} pattern */
> > + for (i = 4; i < *out_size; i++) {
> > + if (i < *out_size - 3 &&
> > + p[i + 0] == 0 &&
> > + p[i + 1] == 0 &&
> > + p[i + 2] <= 3) {
> > + uint8_t *new;
> >
> > -static void mediacodec_buffer_release(void *opaque, uint8_t *data)
> > -{
> > - AVMediaCodecBuffer *buffer = opaque;
> > - MediaCodecDecContext *ctx = buffer->ctx;
> > - int released = avpriv_atomic_int_get(&buffer->released);
> > + *out_size += 1;
> > + new = av_realloc(*out, *out_size);
> > + if (!new) {
> > + ret = AVERROR(ENOMEM);
> > + goto done;
> > + }
> > + *out = p = new;
> >
> > - if (!released) {
> > - ff_AMediaCodec_releaseOutputBuffer(ctx->codec, buffer->index, 0);
> > + i = i + 2;
> > + memmove(p + i + 1, p + i, *out_size - (i + 1));
> > + p[i] = 0x03;
> > + }
> > + }
> > +done:
> > + if (ret < 0) {
> > + av_freep(out);
> > + *out_size = 0;
> > }
> >
> > - ff_mediacodec_dec_unref(ctx);
> > - av_freep(&buffer);
> > + return ret;
> > }
> > -
> > -static int mediacodec_wrap_hw_buffer(AVCodecContext *avctx,
> > - MediaCodecDecContext *s,
> > - ssize_t index,
> > - FFAMediaCodecBufferInfo *info,
> > - AVFrame *frame)
> > -{
> > - int ret = 0;
> > - int status = 0;
> > - AVMediaCodecBuffer *buffer = NULL;
> > -
> > - frame->buf[0] = NULL;
> > - frame->width = avctx->width;
> > - frame->height = avctx->height;
> > - frame->format = avctx->pix_fmt;
> > -
> > - if (avctx->pkt_timebase.num && avctx->pkt_timebase.den) {
> > - frame->pts = av_rescale_q(info->presentationTimeUs,
> > - av_make_q(1, 1000000),
> > - avctx->pkt_timebase);
> > - } else {
> > - frame->pts = info->presentationTimeUs;
> > - }
> > -#if FF_API_PKT_PTS
> > -FF_DISABLE_DEPRECATION_WARNINGS
> > - frame->pkt_pts = frame->pts;
> > -FF_ENABLE_DEPRECATION_WARNINGS
> > #endif
> > - frame->pkt_dts = AV_NOPTS_VALUE;
> >
> > - buffer = av_mallocz(sizeof(AVMediaCodecBuffer));
> > - if (!buffer) {
> > - ret = AVERROR(ENOMEM);
> > - goto fail;
> > - }
> > -
> > - buffer->released = 0;
> > +#if CONFIG_H264_MEDIACODEC_DECODER
> > +static int h264_set_extradata(AVCodecContext *avctx, FFAMediaFormat *format)
> > +{
> > + int i;
> > + int ret;
> >
> > - frame->buf[0] = av_buffer_create(NULL,
> > - 0,
> > - mediacodec_buffer_release,
> > - buffer,
> > - AV_BUFFER_FLAG_READONLY);
> > + H264ParamSets ps;
> > + const PPS *pps = NULL;
> > + const SPS *sps = NULL;
> > + int is_avc = 0;
> > + int nal_length_size = 0;
> >
> > - if (!frame->buf[0]) {
> > - ret = AVERROR(ENOMEM);
> > - goto fail;
> > + memset(&ps, 0, sizeof(ps));
> >
> > + ret = ff_h264_decode_extradata(avctx->extradata, avctx->extradata_size,
> > + &ps, &is_avc, &nal_length_size, 0, avctx);
> > + if (ret < 0) {
> > + goto done;
> > }
> >
> > - buffer->ctx = s;
> > - ff_mediacodec_dec_ref(s);
> > -
> > - buffer->index = index;
> > - buffer->pts = info->presentationTimeUs;
> > -
> > - frame->data[3] = (uint8_t *)buffer;
> > -
> > - return 0;
> > -fail:
> > - av_freep(buffer);
> > - av_buffer_unref(&frame->buf[0]);
> > - status = ff_AMediaCodec_releaseOutputBuffer(s->codec, index, 0);
> > - if (status < 0) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to release output buffer\n");
> > - ret = AVERROR_EXTERNAL;
> > + for (i = 0; i < MAX_PPS_COUNT; i++) {
> > + if (ps.pps_list[i]) {
> > + pps = (const PPS*)ps.pps_list[i]->data;
> > + break;
> > + }
> > }
> >
> > - return ret;
> > -}
> > -
> > -static int mediacodec_wrap_sw_buffer(AVCodecContext *avctx,
> > - MediaCodecDecContext *s,
> > - uint8_t *data,
> > - size_t size,
> > - ssize_t index,
> > - FFAMediaCodecBufferInfo *info,
> > - AVFrame *frame)
> > -{
> > - int ret = 0;
> > - int status = 0;
> > + if (pps) {
> > + if (ps.sps_list[pps->sps_id]) {
> > + sps = (const SPS*)ps.sps_list[pps->sps_id]->data;
> > + }
> > + }
> >
> > - frame->width = avctx->width;
> > - frame->height = avctx->height;
> > - frame->format = avctx->pix_fmt;
> > + if (pps && sps) {
> > + uint8_t *data = NULL;
> > + int data_size = 0;
> >
> > - /* MediaCodec buffers needs to be copied to our own refcounted buffers
> > - * because the flush command invalidates all input and output buffers.
> > - */
> > - if ((ret = ff_get_buffer(avctx, frame, 0)) < 0) {
> > - av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer\n");
> > - goto done;
> > - }
> > + if ((ret = h2645_ps_to_nalu(sps->data, sps->data_size, &data, &data_size)) < 0) {
> > + goto done;
> > + }
> > + ff_AMediaFormat_setBuffer(format, "csd-0", (void*)data, data_size);
> > + av_freep(&data);
> >
> > - /* Override frame->pkt_pts as ff_get_buffer will override its value based
> > - * on the last avpacket received which is not in sync with the frame:
> > - * * N avpackets can be pushed before 1 frame is actually returned
> > - * * 0-sized avpackets are pushed to flush remaining frames at EOS */
> > - frame->pts = info->presentationTimeUs;
> > -#if FF_API_PKT_PTS
> > -FF_DISABLE_DEPRECATION_WARNINGS
> > - frame->pkt_pts = info->presentationTimeUs;
> > -FF_ENABLE_DEPRECATION_WARNINGS
> > -#endif
> > - frame->pkt_dts = AV_NOPTS_VALUE;
> > -
> > - av_log(avctx, AV_LOG_DEBUG,
> > - "Frame: width=%d stride=%d height=%d slice-height=%d "
> > - "crop-top=%d crop-bottom=%d crop-left=%d crop-right=%d encoder=%s\n"
> > - "destination linesizes=%d,%d,%d\n" ,
> > - avctx->width, s->stride, avctx->height, s->slice_height,
> > - s->crop_top, s->crop_bottom, s->crop_left, s->crop_right, s->codec_name,
> > - frame->linesize[0], frame->linesize[1], frame->linesize[2]);
> > -
> > - switch (s->color_format) {
> > - case COLOR_FormatYUV420Planar:
> > - ff_mediacodec_sw_buffer_copy_yuv420_planar(avctx, s, data, size, info, frame);
> > - break;
> > - case COLOR_FormatYUV420SemiPlanar:
> > - case COLOR_QCOM_FormatYUV420SemiPlanar:
> > - case COLOR_QCOM_FormatYUV420SemiPlanar32m:
> > - ff_mediacodec_sw_buffer_copy_yuv420_semi_planar(avctx, s, data, size, info, frame);
> > - break;
> > - case COLOR_TI_FormatYUV420PackedSemiPlanar:
> > - case COLOR_TI_FormatYUV420PackedSemiPlanarInterlaced:
> > - ff_mediacodec_sw_buffer_copy_yuv420_packed_semi_planar(avctx, s, data, size, info, frame);
> > - break;
> > - case COLOR_QCOM_FormatYUV420PackedSemiPlanar64x32Tile2m8ka:
> > - ff_mediacodec_sw_buffer_copy_yuv420_packed_semi_planar_64x32Tile2m8ka(avctx, s, data, size, info, frame);
> > - break;
> > - default:
> > - av_log(avctx, AV_LOG_ERROR, "Unsupported color format 0x%x (value=%d)\n",
> > - s->color_format, s->color_format);
> > - ret = AVERROR(EINVAL);
> > - goto done;
> > + if ((ret = h2645_ps_to_nalu(pps->data, pps->data_size, &data, &data_size)) < 0) {
> > + goto done;
> > + }
> > + ff_AMediaFormat_setBuffer(format, "csd-1", (void*)data, data_size);
> > + av_freep(&data);
> > + } else {
> > + av_log(avctx, AV_LOG_ERROR, "Could not extract PPS/SPS from extradata");
> > + ret = AVERROR_INVALIDDATA;
> > }
> >
> > - ret = 0;
> > done:
> > - status = ff_AMediaCodec_releaseOutputBuffer(s->codec, index, 0);
> > - if (status < 0) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to release output buffer\n");
> > - ret = AVERROR_EXTERNAL;
> > - }
> > + ff_h264_ps_uninit(&ps);
> >
> > return ret;
> > }
> > +#endif
> >
> > -static int mediacodec_dec_parse_format(AVCodecContext *avctx, MediaCodecDecContext *s)
> > +#if CONFIG_HEVC_MEDIACODEC_DECODER
> > +static int hevc_set_extradata(AVCodecContext *avctx, FFAMediaFormat *format)
> > {
> > - int width = 0;
> > - int height = 0;
> > - int32_t value = 0;
> > - char *format = NULL;
> > + int i;
> > + int ret;
> >
> > - if (!s->format) {
> > - av_log(avctx, AV_LOG_ERROR, "Output MediaFormat is not set\n");
> > - return AVERROR(EINVAL);
> > - }
> > + HEVCParamSets ps;
> >
> > - format = ff_AMediaFormat_toString(s->format);
> > - if (!format) {
> > - return AVERROR_EXTERNAL;
> > - }
> > - av_log(avctx, AV_LOG_DEBUG, "Parsing MediaFormat %s\n", format);
> > - av_freep(&format);
> > -
> > - /* Mandatory fields */
> > - if (!ff_AMediaFormat_getInt32(s->format, "width", &value)) {
> > - format = ff_AMediaFormat_toString(s->format);
> > - av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "width", format);
> > - av_freep(&format);
> > - return AVERROR_EXTERNAL;
> > - }
> > - s->width = value;
> > + const HEVCVPS *vps = NULL;
> > + const HEVCPPS *pps = NULL;
> > + const HEVCSPS *sps = NULL;
> > + int is_nalff = 0;
> > + int nal_length_size = 0;
> >
> > - if (!ff_AMediaFormat_getInt32(s->format, "height", &value)) {
> > - format = ff_AMediaFormat_toString(s->format);
> > - av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "height", format);
> > - av_freep(&format);
> > - return AVERROR_EXTERNAL;
> > - }
> > - s->height = value;
> > + uint8_t *vps_data = NULL;
> > + uint8_t *sps_data = NULL;
> > + uint8_t *pps_data = NULL;
> > + int vps_data_size = 0;
> > + int sps_data_size = 0;
> > + int pps_data_size = 0;
> >
> > - if (!ff_AMediaFormat_getInt32(s->format, "stride", &value)) {
> > - format = ff_AMediaFormat_toString(s->format);
> > - av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "stride", format);
> > - av_freep(&format);
> > - return AVERROR_EXTERNAL;
> > - }
> > - s->stride = value > 0 ? value : s->width;
> > + memset(&ps, 0, sizeof(ps));
> >
> > - if (!ff_AMediaFormat_getInt32(s->format, "slice-height", &value)) {
> > - format = ff_AMediaFormat_toString(s->format);
> > - av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "slice-height", format);
> > - av_freep(&format);
> > - return AVERROR_EXTERNAL;
> > + ret = ff_hevc_decode_extradata(avctx->extradata, avctx->extradata_size,
> > + &ps, &is_nalff, &nal_length_size, 0, avctx);
> > + if (ret < 0) {
> > + goto done;
> > }
> > - s->slice_height = value > 0 ? value : s->height;
> >
> > - if (strstr(s->codec_name, "OMX.Nvidia.")) {
> > - s->slice_height = FFALIGN(s->height, 16);
> > - } else if (strstr(s->codec_name, "OMX.SEC.avc.dec")) {
> > - s->slice_height = avctx->height;
> > - s->stride = avctx->width;
> > + for (i = 0; i < MAX_VPS_COUNT; i++) {
> > + if (ps.vps_list[i]) {
> > + vps = (const HEVCVPS*)ps.vps_list[i]->data;
> > + break;
> > + }
> > }
> >
> > - if (!ff_AMediaFormat_getInt32(s->format, "color-format", &value)) {
> > - format = ff_AMediaFormat_toString(s->format);
> > - av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "color-format", format);
> > - av_freep(&format);
> > - return AVERROR_EXTERNAL;
> > + for (i = 0; i < MAX_PPS_COUNT; i++) {
> > + if (ps.pps_list[i]) {
> > + pps = (const HEVCPPS*)ps.pps_list[i]->data;
> > + break;
> > + }
> > }
> > - s->color_format = value;
> >
> > - s->pix_fmt = avctx->pix_fmt = mcdec_map_color_format(avctx, s, value);
> > - if (avctx->pix_fmt == AV_PIX_FMT_NONE) {
> > - av_log(avctx, AV_LOG_ERROR, "Output color format is not supported\n");
> > - return AVERROR(EINVAL);
> > + if (pps) {
> > + if (ps.sps_list[pps->sps_id]) {
> > + sps = (const HEVCSPS*)ps.sps_list[pps->sps_id]->data;
> > + }
> > }
> >
> > - /* Optional fields */
> > - if (ff_AMediaFormat_getInt32(s->format, "crop-top", &value))
> > - s->crop_top = value;
> > + if (vps && pps && sps) {
> > + uint8_t *data;
> > + int data_size;
> >
> > - if (ff_AMediaFormat_getInt32(s->format, "crop-bottom", &value))
> > - s->crop_bottom = value;
> > + if ((ret = h2645_ps_to_nalu(vps->data, vps->data_size, &vps_data, &vps_data_size)) < 0 ||
> > + (ret = h2645_ps_to_nalu(sps->data, sps->data_size, &sps_data, &sps_data_size)) < 0 ||
> > + (ret = h2645_ps_to_nalu(pps->data, pps->data_size, &pps_data, &pps_data_size)) < 0) {
> > + goto done;
> > + }
> >
> > - if (ff_AMediaFormat_getInt32(s->format, "crop-left", &value))
> > - s->crop_left = value;
> > + data_size = vps_data_size + sps_data_size + pps_data_size;
> > + data = av_mallocz(data_size);
> > + if (!data) {
> > + ret = AVERROR(ENOMEM);
> > + goto done;
> > + }
> >
> > - if (ff_AMediaFormat_getInt32(s->format, "crop-right", &value))
> > - s->crop_right = value;
> > + memcpy(data , vps_data, vps_data_size);
> > + memcpy(data + vps_data_size , sps_data, sps_data_size);
> > + memcpy(data + vps_data_size + sps_data_size, pps_data, pps_data_size);
> >
> > - width = s->crop_right + 1 - s->crop_left;
> > - height = s->crop_bottom + 1 - s->crop_top;
> > + ff_AMediaFormat_setBuffer(format, "csd-0", data, data_size);
> >
> > - av_log(avctx, AV_LOG_INFO,
> > - "Output crop parameters top=%d bottom=%d left=%d right=%d, "
> > - "resulting dimensions width=%d height=%d\n",
> > - s->crop_top, s->crop_bottom, s->crop_left, s->crop_right,
> > - width, height);
> > + av_freep(&data);
> > + } else {
> > + av_log(avctx, AV_LOG_ERROR, "Could not extract VPS/PPS/SPS from extradata");
> > + ret = AVERROR_INVALIDDATA;
> > + }
> >
> > - return ff_set_dimensions(avctx, width, height);
> > -}
> > +done:
> > + av_freep(&vps_data);
> > + av_freep(&sps_data);
> > + av_freep(&pps_data);
> >
> > + return ret;
> > +}
> > +#endif
> >
> > -static int mediacodec_dec_flush_codec(AVCodecContext *avctx, MediaCodecDecContext *s)
> > +#if CONFIG_MPEG4_MEDIACODEC_DECODER
> > +static int mpeg4_set_extradata(AVCodecContext *avctx, FFAMediaFormat *format)
> > {
> > - FFAMediaCodec *codec = s->codec;
> > - int status;
> > -
> > - s->output_buffer_count = 0;
> > -
> > - s->draining = 0;
> > - s->flushing = 0;
> > - s->eos = 0;
> > + int ret = 0;
> >
> > - status = ff_AMediaCodec_flush(codec);
> > - if (status < 0) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to flush codec\n");
> > - return AVERROR_EXTERNAL;
> > + if (avctx->extradata) {
> > + ff_AMediaFormat_setBuffer(format, "csd-0", avctx->extradata, avctx->extradata_size);
> > }
> >
> > - return 0;
> > + return ret;
> > }
> > +#endif
> >
> > -int ff_mediacodec_dec_init(AVCodecContext *avctx, MediaCodecDecContext *s,
> > - const char *mime, FFAMediaFormat *format)
> > +#if CONFIG_VP8_MEDIACODEC_DECODER || CONFIG_VP9_MEDIACODEC_DECODER
> > +static int vpx_set_extradata(AVCodecContext *avctx, FFAMediaFormat *format)
> > {
> > int ret = 0;
> > - int status;
> > - int profile;
> >
> > - enum AVPixelFormat pix_fmt;
> > - static const enum AVPixelFormat pix_fmts[] = {
> > - AV_PIX_FMT_MEDIACODEC,
> > - AV_PIX_FMT_NONE,
> > - };
> > + if (avctx->extradata) {
> > + ff_AMediaFormat_setBuffer(format, "csd-0", avctx->extradata, avctx->extradata_size);
> > + }
> >
> > - s->refcount = 1;
> > + return ret;
> > +}
> > +#endif
> >
> > - pix_fmt = ff_get_format(avctx, pix_fmts);
> > - if (pix_fmt == AV_PIX_FMT_MEDIACODEC) {
> > - AVMediaCodecContext *user_ctx = avctx->hwaccel_context;
> > +static av_cold int mediacodec_decode_init(AVCodecContext *avctx)
> > +{
> > + int ret;
> >
> > - if (user_ctx && user_ctx->surface) {
> > - s->surface = ff_mediacodec_surface_ref(user_ctx->surface, avctx);
> > - av_log(avctx, AV_LOG_INFO, "Using surface %p\n", s->surface);
> > - }
> > - }
> > + const char *codec_mime = NULL;
> >
> > - profile = ff_AMediaCodecProfile_getProfileFromAVCodecContext(avctx);
> > - if (profile < 0) {
> > - av_log(avctx, AV_LOG_WARNING, "Unsupported or unknown profile");
> > - }
> > + const char *bsf_name = NULL;
> > + const AVBitStreamFilter *bsf = NULL;
> >
> > - s->codec_name = ff_AMediaCodecList_getCodecNameByType(mime, profile, 0, avctx);
> > - if (!s->codec_name) {
> > - ret = AVERROR_EXTERNAL;
> > - goto fail;
> > - }
> > + FFAMediaFormat *format = NULL;
> > + MediaCodecH264DecContext *s = avctx->priv_data;
> >
> > - av_log(avctx, AV_LOG_DEBUG, "Found decoder %s\n", s->codec_name);
> > - s->codec = ff_AMediaCodec_createCodecByName(s->codec_name);
> > - if (!s->codec) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to create media decoder for type %s and name %s\n", mime, s->codec_name);
> > + format = ff_AMediaFormat_new();
> > + if (!format) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to create media format\n");
> > ret = AVERROR_EXTERNAL;
> > - goto fail;
> > + goto done;
> > }
> >
> > - status = ff_AMediaCodec_configure(s->codec, format, s->surface, NULL, 0);
> > - if (status < 0) {
> > - char *desc = ff_AMediaFormat_toString(format);
> > - av_log(avctx, AV_LOG_ERROR,
> > - "Failed to configure codec (status = %d) with format %s\n",
> > - status, desc);
> > - av_freep(&desc);
> > + switch (avctx->codec_id) {
> > +#if CONFIG_H264_MEDIACODEC_DECODER
> > + case AV_CODEC_ID_H264:
> > + codec_mime = "video/avc";
> > + bsf_name = "h264_mp4toannexb";
> >
> > - ret = AVERROR_EXTERNAL;
> > - goto fail;
> > - }
> > + ret = h264_set_extradata(avctx, format);
> > + if (ret < 0)
> > + goto done;
> > + break;
> > +#endif
> > +#if CONFIG_HEVC_MEDIACODEC_DECODER
> > + case AV_CODEC_ID_HEVC:
> > + codec_mime = "video/hevc";
> > + bsf_name = "hevc_mp4toannexb";
> > +
> > + ret = hevc_set_extradata(avctx, format);
> > + if (ret < 0)
> > + goto done;
> > + break;
> > +#endif
> > +#if CONFIG_MPEG4_MEDIACODEC_DECODER
> > + case AV_CODEC_ID_MPEG4:
> > + codec_mime = "video/mp4v-es",
> >
> > - status = ff_AMediaCodec_start(s->codec);
> > - if (status < 0) {
> > - char *desc = ff_AMediaFormat_toString(format);
> > - av_log(avctx, AV_LOG_ERROR,
> > - "Failed to start codec (status = %d) with format %s\n",
> > - status, desc);
> > - av_freep(&desc);
> > - ret = AVERROR_EXTERNAL;
> > - goto fail;
> > - }
> > + ret = mpeg4_set_extradata(avctx, format);
> > + if (ret < 0)
> > + goto done;
> > + break;
> > +#endif
> > +#if CONFIG_VP8_MEDIACODEC_DECODER
> > + case AV_CODEC_ID_VP8:
> > + codec_mime = "video/x-vnd.on2.vp8";
> >
> > - s->format = ff_AMediaCodec_getOutputFormat(s->codec);
> > - if (s->format) {
> > - if ((ret = mediacodec_dec_parse_format(avctx, s)) < 0) {
> > - av_log(avctx, AV_LOG_ERROR,
> > - "Failed to configure context\n");
> > - goto fail;
> > - }
> > - }
> > + ret = vpx_set_extradata(avctx, format);
> > + if (ret < 0)
> > + goto done;
> > + break;
> > +#endif
> > +#if CONFIG_VP9_MEDIACODEC_DECODER
> > + case AV_CODEC_ID_VP9:
> > + codec_mime = "video/x-vnd.on2.vp9";
> >
> > - av_log(avctx, AV_LOG_DEBUG, "MediaCodec %p started successfully\n", s->codec);
> > + ret = vpx_set_extradata(avctx, format);
> > + if (ret < 0)
> > + goto done;
> > + break;
> > +#endif
> > + default:
> > + av_assert0(0);
> > + }
> >
> > - return 0;
> > + ff_AMediaFormat_setString(format, "mime", codec_mime);
> > + ff_AMediaFormat_setInt32(format, "width", avctx->width);
> > + ff_AMediaFormat_setInt32(format, "height", avctx->height);
> >
> > -fail:
> > - av_log(avctx, AV_LOG_ERROR, "MediaCodec %p failed to start\n", s->codec);
> > - ff_mediacodec_dec_close(avctx, s);
> > - return ret;
> > -}
> > + s->ctx = av_mallocz(sizeof(*s->ctx));
> > + if (!s->ctx) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to allocate MediaCodecDecContext\n");
> > + ret = AVERROR(ENOMEM);
> > + goto done;
> > + }
> >
> > -int ff_mediacodec_dec_decode(AVCodecContext *avctx, MediaCodecDecContext *s,
> > - AVFrame *frame, int *got_frame,
> > - AVPacket *pkt)
> > -{
> > - int ret;
> > - int offset = 0;
> > - int need_draining = 0;
> > - uint8_t *data;
> > - ssize_t index;
> > - size_t size;
> > - FFAMediaCodec *codec = s->codec;
> > - FFAMediaCodecBufferInfo info = { 0 };
> > -
> > - int status;
> > -
> > - int64_t input_dequeue_timeout_us = INPUT_DEQUEUE_TIMEOUT_US;
> > - int64_t output_dequeue_timeout_us = OUTPUT_DEQUEUE_TIMEOUT_US;
> > -
> > - if (s->flushing) {
> > - av_log(avctx, AV_LOG_ERROR, "Decoder is flushing and cannot accept new buffer "
> > - "until all output buffers have been released\n");
> > - return AVERROR_EXTERNAL;
> > + if ((ret = ff_mediacodec_dec_init(avctx, s->ctx, codec_mime, format)) < 0) {
> > + s->ctx = NULL;
> > + goto done;
> > }
> >
> > - if (pkt->size == 0) {
> > - need_draining = 1;
> > + av_log(avctx, AV_LOG_INFO, "MediaCodec started successfully, ret = %d\n", ret);
> > +
> > + s->fifo = av_fifo_alloc(sizeof(AVPacket));
> > + if (!s->fifo) {
> > + ret = AVERROR(ENOMEM);
> > + goto done;
> > }
> >
> > - if (s->draining && s->eos) {
> > - return 0;
> > + if (bsf_name) {
> > + bsf = av_bsf_get_by_name(bsf_name);
> > + if(!bsf) {
> > + ret = AVERROR_BSF_NOT_FOUND;
> > + goto done;
> > }
> >
> > - while (offset < pkt->size || (need_draining && !s->draining)) {
> > + if ((ret = av_bsf_alloc(bsf, &s->bsf))) {
> > + goto done;
> > + }
> >
> > - index = ff_AMediaCodec_dequeueInputBuffer(codec, input_dequeue_timeout_us);
> > - if (ff_AMediaCodec_infoTryAgainLater(codec, index)) {
> > - break;
> > - }
> > + if (((ret = avcodec_parameters_from_context(s->bsf->par_in, avctx)) < 0) ||
> > + ((ret = av_bsf_init(s->bsf)) < 0)) {
> > + goto done;
> > + }
> > + }
> >
> > - if (index < 0) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to dequeue input buffer (status=%zd)\n", index);
> > - return AVERROR_EXTERNAL;
> > - }
> > + av_init_packet(&s->filtered_pkt);
> >
> > - data = ff_AMediaCodec_getInputBuffer(codec, index, &size);
> > - if (!data) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to get input buffer\n");
> > - return AVERROR_EXTERNAL;
> > - }
> > +done:
> > + if (format) {
> > + ff_AMediaFormat_delete(format);
> > + }
> >
> > - if (need_draining) {
> > - int64_t pts = pkt->pts;
> > - uint32_t flags = ff_AMediaCodec_getBufferFlagEndOfStream(codec);
> > + if (ret < 0) {
> > + mediacodec_decode_close(avctx);
> > + }
> >
> > - if (s->surface) {
> > - pts = av_rescale_q(pts, avctx->pkt_timebase, av_make_q(1, 1000000));
> > - }
> > + return ret;
> > +}
> >
> > - av_log(avctx, AV_LOG_DEBUG, "Sending End Of Stream signal\n");
> >
> > - status = ff_AMediaCodec_queueInputBuffer(codec, index, 0, 0, pts, flags);
> > - if (status < 0) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to queue input empty buffer (status = %d)\n", status);
> > - return AVERROR_EXTERNAL;
> > - }
> > +static int mediacodec_process_data(AVCodecContext *avctx, AVFrame *frame,
> > + int *got_frame, AVPacket *pkt)
> > +{
> > + MediaCodecH264DecContext *s = avctx->priv_data;
> >
> > - s->draining = 1;
> > - break;
> > - } else {
> > - int64_t pts = pkt->pts;
> > + return ff_mediacodec_dec_decode(avctx, s->ctx, frame, got_frame, pkt);
> > +}
> >
> > - size = FFMIN(pkt->size - offset, size);
> > +static int mediacodec_decode_frame(AVCodecContext *avctx, void *data,
> > + int *got_frame, AVPacket *avpkt)
> > +{
> > + MediaCodecH264DecContext *s = avctx->priv_data;
> > + AVFrame *frame = data;
> > + int ret;
> >
> > - memcpy(data, pkt->data + offset, size);
> > - offset += size;
> > + /* buffer the input packet */
> > + if (avpkt->size) {
> > + AVPacket input_pkt = { 0 };
> >
> > - if (s->surface && avctx->pkt_timebase.num && avctx->pkt_timebase.den) {
> > - pts = av_rescale_q(pts, avctx->pkt_timebase, av_make_q(1, 1000000));
> > - }
> > + if (av_fifo_space(s->fifo) < sizeof(input_pkt)) {
> > + ret = av_fifo_realloc2(s->fifo,
> > + av_fifo_size(s->fifo) + sizeof(input_pkt));
> > + if (ret < 0)
> > + return ret;
> > + }
> >
> > - status = ff_AMediaCodec_queueInputBuffer(codec, index, 0, size, pts, 0);
> > - if (status < 0) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to queue input buffer (status = %d)\n", status);
> > - return AVERROR_EXTERNAL;
> > - }
> > + ret = av_packet_ref(&input_pkt, avpkt);
> > + if (ret < 0)
> > + return ret;
> > + av_fifo_generic_write(s->fifo, &input_pkt, sizeof(input_pkt), NULL);
> > + }
> > +
> > + /*
> > + * MediaCodec.flush() discards both input and output buffers, thus we
> > + * need to delay the call to this function until the user has released or
> > + * renderered the frames he retains.
> > + *
> > + * After we have buffered an input packet, check if the codec is in the
> > + * flushing state. If it is, we need to call ff_mediacodec_dec_flush.
> > + *
> > + * ff_mediacodec_dec_flush returns 0 if the flush cannot be performed on
> > + * the codec (because the user retains frames). The codec stays in the
> > + * flushing state.
> > + *
> > + * ff_mediacodec_dec_flush returns 1 if the flush can actually be
> > + * performed on the codec. The codec leaves the flushing state and can
> > + * process again packets.
> > + *
> > + * ff_mediacodec_dec_flush returns a negative value if an error has
> > + * occurred.
> > + *
> > + */
> > + if (ff_mediacodec_dec_is_flushing(avctx, s->ctx)) {
> > + if (!ff_mediacodec_dec_flush(avctx, s->ctx)) {
> > + return avpkt->size;
> > }
> > }
> >
> > - if (need_draining || s->draining) {
> > - /* If the codec is flushing or need to be flushed, block for a fair
> > - * amount of time to ensure we got a frame */
> > - output_dequeue_timeout_us = OUTPUT_DEQUEUE_BLOCK_TIMEOUT_US;
> > - } else if (s->output_buffer_count == 0) {
> > - /* If the codec hasn't produced any frames, do not block so we
> > - * can push data to it as fast as possible, and get the first
> > - * frame */
> > - output_dequeue_timeout_us = 0;
> > - }
> > + /* process buffered data */
> > + while (!*got_frame) {
> > + /* prepare the input data -- convert to Annex B if needed */
> > + if (s->filtered_pkt.size <= 0) {
> > + AVPacket input_pkt = { 0 };
> >
> > - index = ff_AMediaCodec_dequeueOutputBuffer(codec, &info, output_dequeue_timeout_us);
> > - if (index >= 0) {
> > - int ret;
> > + av_packet_unref(&s->filtered_pkt);
> >
> > - av_log(avctx, AV_LOG_DEBUG, "Got output buffer %zd"
> > - " offset=%" PRIi32 " size=%" PRIi32 " ts=%" PRIi64
> > - " flags=%" PRIu32 "\n", index, info.offset, info.size,
> > - info.presentationTimeUs, info.flags);
> > + /* no more data */
> > + if (av_fifo_size(s->fifo) < sizeof(AVPacket)) {
> > + return avpkt->size ? avpkt->size :
> > + ff_mediacodec_dec_decode(avctx, s->ctx, frame, got_frame, avpkt);
> > + }
> >
> > - if (info.flags & ff_AMediaCodec_getBufferFlagEndOfStream(codec)) {
> > - s->eos = 1;
> > - }
> > + av_fifo_generic_read(s->fifo, &input_pkt, sizeof(input_pkt), NULL);
> >
> > - if (info.size) {
> > - if (s->surface) {
> > - if ((ret = mediacodec_wrap_hw_buffer(avctx, s, index, &info, frame)) < 0) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to wrap MediaCodec buffer\n");
> > - return ret;
> > - }
> > - } else {
> > - data = ff_AMediaCodec_getOutputBuffer(codec, index, &size);
> > - if (!data) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to get output buffer\n");
> > - return AVERROR_EXTERNAL;
> > - }
> > -
> > - if ((ret = mediacodec_wrap_sw_buffer(avctx, s, data, size, index, &info, frame)) < 0) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to wrap MediaCodec buffer\n");
> > - return ret;
> > - }
> > + if (s->bsf) {
> > + ret = av_bsf_send_packet(s->bsf, &input_pkt);
> > + if (ret < 0) {
> > + return ret;
> > }
> >
> > - *got_frame = 1;
> > - s->output_buffer_count++;
> > - } else {
> > - status = ff_AMediaCodec_releaseOutputBuffer(codec, index, 0);
> > - if (status < 0) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to release output buffer\n");
> > + ret = av_bsf_receive_packet(s->bsf, &s->filtered_pkt);
> > + if (ret == AVERROR(EAGAIN)) {
> > + goto done;
> > }
> > - }
> > -
> > - } else if (ff_AMediaCodec_infoOutputFormatChanged(codec, index)) {
> > - char *format = NULL;
> > -
> > - if (s->format) {
> > - status = ff_AMediaFormat_delete(s->format);
> > - if (status < 0) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to delete MediaFormat %p\n", s->format);
> > + } else {
> > + av_packet_move_ref(&s->filtered_pkt, &input_pkt);
> > }
> > - }
> >
> > - s->format = ff_AMediaCodec_getOutputFormat(codec);
> > - if (!s->format) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to get output format\n");
> > - return AVERROR_EXTERNAL;
> > - }
> > + /* {h264,hevc}_mp4toannexb are used here and do not require flushing */
> > + av_assert0(ret != AVERROR_EOF);
> >
> > - format = ff_AMediaFormat_toString(s->format);
> > - if (!format) {
> > - return AVERROR_EXTERNAL;
> > + if (ret < 0) {
> > + return ret;
> > + }
> > }
> > - av_log(avctx, AV_LOG_INFO, "Output MediaFormat changed to %s\n", format);
> > - av_freep(&format);
> >
> > - if ((ret = mediacodec_dec_parse_format(avctx, s)) < 0) {
> > + ret = mediacodec_process_data(avctx, frame, got_frame, &s->filtered_pkt);
> > + if (ret < 0)
> > return ret;
> > - }
> >
> > - } else if (ff_AMediaCodec_infoOutputBuffersChanged(codec, index)) {
> > - ff_AMediaCodec_cleanOutputBuffers(codec);
> > - } else if (ff_AMediaCodec_infoTryAgainLater(codec, index)) {
> > - if (s->draining) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to dequeue output buffer within %" PRIi64 "ms "
> > - "while draining remaining frames, output will probably lack frames\n",
> > - output_dequeue_timeout_us / 1000);
> > - } else {
> > - av_log(avctx, AV_LOG_DEBUG, "No output buffer available, try again later\n");
> > - }
> > - } else {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to dequeue output buffer (status=%zd)\n", index);
> > - return AVERROR_EXTERNAL;
> > + s->filtered_pkt.size -= ret;
> > + s->filtered_pkt.data += ret;
> > }
> > -
> > - return offset;
> > +done:
> > + return avpkt->size;
> > }
> >
> > -int ff_mediacodec_dec_flush(AVCodecContext *avctx, MediaCodecDecContext *s)
> > +static void mediacodec_decode_flush(AVCodecContext *avctx)
> > {
> > - if (!s->surface || avpriv_atomic_int_get(&s->refcount) == 1) {
> > - int ret;
> > -
> > - /* No frames (holding a reference to the codec) are retained by the
> > - * user, thus we can flush the codec and returns accordingly */
> > - if ((ret = mediacodec_dec_flush_codec(avctx, s)) < 0) {
> > - return ret;
> > - }
> > + MediaCodecH264DecContext *s = avctx->priv_data;
> >
> > - return 1;
> > + while (av_fifo_size(s->fifo)) {
> > + AVPacket pkt;
> > + av_fifo_generic_read(s->fifo, &pkt, sizeof(pkt), NULL);
> > + av_packet_unref(&pkt);
> > }
> > + av_fifo_reset(s->fifo);
> >
> > - s->flushing = 1;
> > - return 0;
> > -}
> > -
> > -int ff_mediacodec_dec_close(AVCodecContext *avctx, MediaCodecDecContext *s)
> > -{
> > - ff_mediacodec_dec_unref(s);
> > -
> > - return 0;
> > -}
> > + av_packet_unref(&s->filtered_pkt);
> >
> > -int ff_mediacodec_dec_is_flushing(AVCodecContext *avctx, MediaCodecDecContext *s)
> > -{
> > - return s->flushing;
> > + ff_mediacodec_dec_flush(avctx, s->ctx);
> > }
> >
> > -AVHWAccel ff_h264_mediacodec_hwaccel = {
> > - .name = "mediacodec",
> > - .type = AVMEDIA_TYPE_VIDEO,
> > - .id = AV_CODEC_ID_H264,
> > - .pix_fmt = AV_PIX_FMT_MEDIACODEC,
> > +#if CONFIG_H264_MEDIACODEC_DECODER
> > +AVCodec ff_h264_mediacodec_decoder = {
> > + .name = "h264_mediacodec",
> > + .long_name = NULL_IF_CONFIG_SMALL("H.264 Android MediaCodec decoder"),
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .id = AV_CODEC_ID_H264,
> > + .priv_data_size = sizeof(MediaCodecH264DecContext),
> > + .init = mediacodec_decode_init,
> > + .decode = mediacodec_decode_frame,
> > + .flush = mediacodec_decode_flush,
> > + .close = mediacodec_decode_close,
> > + .capabilities = CODEC_CAP_DELAY,
> > + .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
> > };
> > +#endif
> >
> > -AVHWAccel ff_hevc_mediacodec_hwaccel = {
> > - .name = "mediacodec",
> > - .type = AVMEDIA_TYPE_VIDEO,
> > - .id = AV_CODEC_ID_HEVC,
> > - .pix_fmt = AV_PIX_FMT_MEDIACODEC,
> > +#if CONFIG_HEVC_MEDIACODEC_DECODER
> > +AVCodec ff_hevc_mediacodec_decoder = {
> > + .name = "hevc_mediacodec",
> > + .long_name = NULL_IF_CONFIG_SMALL("H.265 Android MediaCodec decoder"),
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .id = AV_CODEC_ID_HEVC,
> > + .priv_data_size = sizeof(MediaCodecH264DecContext),
> > + .init = mediacodec_decode_init,
> > + .decode = mediacodec_decode_frame,
> > + .flush = mediacodec_decode_flush,
> > + .close = mediacodec_decode_close,
> > + .capabilities = CODEC_CAP_DELAY,
> > + .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
> > };
> > +#endif
> >
> > -AVHWAccel ff_mpeg4_mediacodec_hwaccel = {
> > - .name = "mediacodec",
> > - .type = AVMEDIA_TYPE_VIDEO,
> > - .id = AV_CODEC_ID_MPEG4,
> > - .pix_fmt = AV_PIX_FMT_MEDIACODEC,
> > +#if CONFIG_MPEG4_MEDIACODEC_DECODER
> > +AVCodec ff_mpeg4_mediacodec_decoder = {
> > + .name = "mpeg4_mediacodec",
> > + .long_name = NULL_IF_CONFIG_SMALL("MPEG4 Android MediaCodec decoder"),
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .id = AV_CODEC_ID_MPEG4,
> > + .priv_data_size = sizeof(MediaCodecH264DecContext),
> > + .init = mediacodec_decode_init,
> > + .decode = mediacodec_decode_frame,
> > + .flush = mediacodec_decode_flush,
> > + .close = mediacodec_decode_close,
> > + .capabilities = CODEC_CAP_DELAY,
> > + .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
> > };
> > +#endif
> >
> > -AVHWAccel ff_vp8_mediacodec_hwaccel = {
> > - .name = "mediacodec",
> > - .type = AVMEDIA_TYPE_VIDEO,
> > - .id = AV_CODEC_ID_VP8,
> > - .pix_fmt = AV_PIX_FMT_MEDIACODEC,
> > +#if CONFIG_VP8_MEDIACODEC_DECODER
> > +AVCodec ff_vp8_mediacodec_decoder = {
> > + .name = "vp8_mediacodec",
> > + .long_name = NULL_IF_CONFIG_SMALL("VP8 Android MediaCodec decoder"),
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .id = AV_CODEC_ID_VP8,
> > + .priv_data_size = sizeof(MediaCodecH264DecContext),
> > + .init = mediacodec_decode_init,
> > + .decode = mediacodec_decode_frame,
> > + .flush = mediacodec_decode_flush,
> > + .close = mediacodec_decode_close,
> > + .capabilities = CODEC_CAP_DELAY,
> > + .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
> > };
> > +#endif
> >
> > -AVHWAccel ff_vp9_mediacodec_hwaccel = {
> > - .name = "mediacodec",
> > - .type = AVMEDIA_TYPE_VIDEO,
> > - .id = AV_CODEC_ID_VP9,
> > - .pix_fmt = AV_PIX_FMT_MEDIACODEC,
> > +#if CONFIG_VP9_MEDIACODEC_DECODER
> > +AVCodec ff_vp9_mediacodec_decoder = {
> > + .name = "vp9_mediacodec",
> > + .long_name = NULL_IF_CONFIG_SMALL("VP9 Android MediaCodec decoder"),
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .id = AV_CODEC_ID_VP9,
> > + .priv_data_size = sizeof(MediaCodecH264DecContext),
> > + .init = mediacodec_decode_init,
> > + .decode = mediacodec_decode_frame,
> > + .flush = mediacodec_decode_flush,
> > + .close = mediacodec_decode_close,
> > + .capabilities = CODEC_CAP_DELAY,
> > + .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
> > };
> > +#endif
> > diff --git a/libavcodec/mediacodecdec_common.c b/libavcodec/mediacodecdec_common.c
> > new file mode 100644
> > index 0000000..dfc7f55
> > --- /dev/null
> > +++ b/libavcodec/mediacodecdec_common.c
> > @@ -0,0 +1,789 @@
> > +/*
> > + * Android MediaCodec decoder
> > + *
> > + * Copyright (c) 2015-2016 Matthieu Bouron <matthieu.bouron stupeflix.com>
> > + *
> > + * This file is part of FFmpeg.
> > + *
> > + * FFmpeg is free software; you can redistribute it and/or
> > + * modify it under the terms of the GNU Lesser General Public
> > + * License as published by the Free Software Foundation; either
> > + * version 2.1 of the License, or (at your option) any later version.
> > + *
> > + * FFmpeg is distributed in the hope that it will be useful,
> > + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
> > + * Lesser General Public License for more details.
> > + *
> > + * You should have received a copy of the GNU Lesser General Public
> > + * License along with FFmpeg; if not, write to the Free Software
> > + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
> > + */
> > +
> > +#include <string.h>
> > +#include <sys/types.h>
> > +
> > +#include "libavutil/atomic.h"
> > +#include "libavutil/common.h"
> > +#include "libavutil/mem.h"
> > +#include "libavutil/log.h"
> > +#include "libavutil/pixfmt.h"
> > +#include "libavutil/time.h"
> > +#include "libavutil/timestamp.h"
> > +
> > +#include "avcodec.h"
> > +#include "internal.h"
> > +
> > +#include "mediacodec.h"
> > +#include "mediacodec_surface.h"
> > +#include "mediacodec_sw_buffer.h"
> > +#include "mediacodec_wrapper.h"
> > +#include "mediacodecdec_common.h"
> > +
> > +/**
> > + * OMX.k3.video.decoder.avc, OMX.NVIDIA.* OMX.SEC.avc.dec and OMX.google
> > + * codec workarounds used in various place are taken from the Gstreamer
> > + * project.
> > + *
> > + * Gstreamer references:
> > + * https://cgit.freedesktop.org/gstreamer/gst-plugins-bad/tree/sys/androidmedia/
> > + *
> > + * Gstreamer copyright notice:
> > + *
> > + * Copyright (C) 2012, Collabora Ltd.
> > + * Author: Sebastian Dröge <sebastian.droege at collabora.co.uk>
> > + *
> > + * Copyright (C) 2012, Rafaël Carré <funman at videolanorg>
> > + *
> > + * Copyright (C) 2015, Sebastian Dröge <sebastian at centricular.com>
> > + *
> > + * Copyright (C) 2014-2015, Collabora Ltd.
> > + * Author: Matthieu Bouron <matthieu.bouron at gcollabora.com>
> > + *
> > + * Copyright (C) 2015, Edward Hervey
> > + * Author: Edward Hervey <bilboed at gmail.com>
> > + *
> > + * Copyright (C) 2015, Matthew Waters <matthew at centricular.com>
> > + *
> > + * This library is free software; you can redistribute it and/or
> > + * modify it under the terms of the GNU Lesser General Public
> > + * License as published by the Free Software Foundation
> > + * version 2.1 of the License.
> > + *
> > + * This library is distributed in the hope that it will be useful,
> > + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
> > + * Lesser General Public License for more details.
> > + *
> > + * You should have received a copy of the GNU Lesser General Public
> > + * License along with this library; if not, write to the Free Software
> > + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
> > + *
> > + */
> > +
> > +#define INPUT_DEQUEUE_TIMEOUT_US 8000
> > +#define OUTPUT_DEQUEUE_TIMEOUT_US 8000
> > +#define OUTPUT_DEQUEUE_BLOCK_TIMEOUT_US 1000000
> > +
> > +enum {
> > + COLOR_FormatYUV420Planar = 0x13,
> > + COLOR_FormatYUV420SemiPlanar = 0x15,
> > + COLOR_FormatYCbYCr = 0x19,
> > + COLOR_FormatAndroidOpaque = 0x7F000789,
> > + COLOR_QCOM_FormatYUV420SemiPlanar = 0x7fa30c00,
> > + COLOR_QCOM_FormatYUV420SemiPlanar32m = 0x7fa30c04,
> > + COLOR_QCOM_FormatYUV420PackedSemiPlanar64x32Tile2m8ka = 0x7fa30c03,
> > + COLOR_TI_FormatYUV420PackedSemiPlanar = 0x7f000100,
> > + COLOR_TI_FormatYUV420PackedSemiPlanarInterlaced = 0x7f000001,
> > +};
> > +
> > +static const struct {
> > +
> > + int color_format;
> > + enum AVPixelFormat pix_fmt;
> > +
> > +} color_formats[] = {
> > +
> > + { COLOR_FormatYUV420Planar, AV_PIX_FMT_YUV420P },
> > + { COLOR_FormatYUV420SemiPlanar, AV_PIX_FMT_NV12 },
> > + { COLOR_QCOM_FormatYUV420SemiPlanar, AV_PIX_FMT_NV12 },
> > + { COLOR_QCOM_FormatYUV420SemiPlanar32m, AV_PIX_FMT_NV12 },
> > + { COLOR_QCOM_FormatYUV420PackedSemiPlanar64x32Tile2m8ka, AV_PIX_FMT_NV12 },
> > + { COLOR_TI_FormatYUV420PackedSemiPlanar, AV_PIX_FMT_NV12 },
> > + { COLOR_TI_FormatYUV420PackedSemiPlanarInterlaced, AV_PIX_FMT_NV12 },
> > + { 0 }
> > +};
> > +
> > +static enum AVPixelFormat mcdec_map_color_format(AVCodecContext *avctx,
> > + MediaCodecDecContext *s,
> > + int color_format)
> > +{
> > + int i;
> > + enum AVPixelFormat ret = AV_PIX_FMT_NONE;
> > +
> > + if (s->surface) {
> > + return AV_PIX_FMT_MEDIACODEC;
> > + }
> > +
> > + if (!strcmp(s->codec_name, "OMX.k3.video.decoder.avc") && color_format == COLOR_FormatYCbYCr) {
> > + s->color_format = color_format = COLOR_TI_FormatYUV420PackedSemiPlanar;
> > + }
> > +
> > + for (i = 0; i < FF_ARRAY_ELEMS(color_formats); i++) {
> > + if (color_formats[i].color_format == color_format) {
> > + return color_formats[i].pix_fmt;
> > + }
> > + }
> > +
> > + av_log(avctx, AV_LOG_ERROR, "Output color format 0x%x (value=%d) is not supported\n",
> > + color_format, color_format);
> > +
> > + return ret;
> > +}
> > +
> > +static void ff_mediacodec_dec_ref(MediaCodecDecContext *s)
> > +{
> > + avpriv_atomic_int_add_and_fetch(&s->refcount, 1);
> > +}
> > +
> > +static void ff_mediacodec_dec_unref(MediaCodecDecContext *s)
> > +{
> > + if (!s)
> > + return;
> > +
> > + if (!avpriv_atomic_int_add_and_fetch(&s->refcount, -1)) {
> > + if (s->codec) {
> > + ff_AMediaCodec_delete(s->codec);
> > + s->codec = NULL;
> > + }
> > +
> > + if (s->format) {
> > + ff_AMediaFormat_delete(s->format);
> > + s->format = NULL;
> > + }
> > +
> > + if (s->surface) {
> > + ff_mediacodec_surface_unref(s->surface, NULL);
> > + s->surface = NULL;
> > + }
> > +
> > + av_freep(&s->codec_name);
> > + av_freep(&s);
> > + }
> > +}
> > +
> > +static void mediacodec_buffer_release(void *opaque, uint8_t *data)
> > +{
> > + AVMediaCodecBuffer *buffer = opaque;
> > + MediaCodecDecContext *ctx = buffer->ctx;
> > + int released = avpriv_atomic_int_get(&buffer->released);
> > +
> > + if (!released) {
> > + ff_AMediaCodec_releaseOutputBuffer(ctx->codec, buffer->index, 0);
> > + }
> > +
> > + ff_mediacodec_dec_unref(ctx);
> > + av_freep(&buffer);
> > +}
> > +
> > +static int mediacodec_wrap_hw_buffer(AVCodecContext *avctx,
> > + MediaCodecDecContext *s,
> > + ssize_t index,
> > + FFAMediaCodecBufferInfo *info,
> > + AVFrame *frame)
> > +{
> > + int ret = 0;
> > + int status = 0;
> > + AVMediaCodecBuffer *buffer = NULL;
> > +
> > + frame->buf[0] = NULL;
> > + frame->width = avctx->width;
> > + frame->height = avctx->height;
> > + frame->format = avctx->pix_fmt;
> > +
> > + if (avctx->pkt_timebase.num && avctx->pkt_timebase.den) {
> > + frame->pts = av_rescale_q(info->presentationTimeUs,
> > + av_make_q(1, 1000000),
> > + avctx->pkt_timebase);
> > + } else {
> > + frame->pts = info->presentationTimeUs;
> > + }
> > +#if FF_API_PKT_PTS
> > +FF_DISABLE_DEPRECATION_WARNINGS
> > + frame->pkt_pts = frame->pts;
> > +FF_ENABLE_DEPRECATION_WARNINGS
> > +#endif
> > + frame->pkt_dts = AV_NOPTS_VALUE;
> > +
> > + buffer = av_mallocz(sizeof(AVMediaCodecBuffer));
> > + if (!buffer) {
> > + ret = AVERROR(ENOMEM);
> > + goto fail;
> > + }
> > +
> > + buffer->released = 0;
> > +
> > + frame->buf[0] = av_buffer_create(NULL,
> > + 0,
> > + mediacodec_buffer_release,
> > + buffer,
> > + AV_BUFFER_FLAG_READONLY);
> > +
> > + if (!frame->buf[0]) {
> > + ret = AVERROR(ENOMEM);
> > + goto fail;
> > +
> > + }
> > +
> > + buffer->ctx = s;
> > + ff_mediacodec_dec_ref(s);
> > +
> > + buffer->index = index;
> > + buffer->pts = info->presentationTimeUs;
> > +
> > + frame->data[3] = (uint8_t *)buffer;
> > +
> > + return 0;
> > +fail:
> > + av_freep(buffer);
> > + av_buffer_unref(&frame->buf[0]);
> > + status = ff_AMediaCodec_releaseOutputBuffer(s->codec, index, 0);
> > + if (status < 0) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to release output buffer\n");
> > + ret = AVERROR_EXTERNAL;
> > + }
> > +
> > + return ret;
> > +}
> > +
> > +static int mediacodec_wrap_sw_buffer(AVCodecContext *avctx,
> > + MediaCodecDecContext *s,
> > + uint8_t *data,
> > + size_t size,
> > + ssize_t index,
> > + FFAMediaCodecBufferInfo *info,
> > + AVFrame *frame)
> > +{
> > + int ret = 0;
> > + int status = 0;
> > +
> > + frame->width = avctx->width;
> > + frame->height = avctx->height;
> > + frame->format = avctx->pix_fmt;
> > +
> > + /* MediaCodec buffers needs to be copied to our own refcounted buffers
> > + * because the flush command invalidates all input and output buffers.
> > + */
> > + if ((ret = ff_get_buffer(avctx, frame, 0)) < 0) {
> > + av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer\n");
> > + goto done;
> > + }
> > +
> > + /* Override frame->pkt_pts as ff_get_buffer will override its value based
> > + * on the last avpacket received which is not in sync with the frame:
> > + * * N avpackets can be pushed before 1 frame is actually returned
> > + * * 0-sized avpackets are pushed to flush remaining frames at EOS */
> > + frame->pts = info->presentationTimeUs;
> > +#if FF_API_PKT_PTS
> > +FF_DISABLE_DEPRECATION_WARNINGS
> > + frame->pkt_pts = info->presentationTimeUs;
> > +FF_ENABLE_DEPRECATION_WARNINGS
> > +#endif
> > + frame->pkt_dts = AV_NOPTS_VALUE;
> > +
> > + av_log(avctx, AV_LOG_DEBUG,
> > + "Frame: width=%d stride=%d height=%d slice-height=%d "
> > + "crop-top=%d crop-bottom=%d crop-left=%d crop-right=%d encoder=%s\n"
> > + "destination linesizes=%d,%d,%d\n" ,
> > + avctx->width, s->stride, avctx->height, s->slice_height,
> > + s->crop_top, s->crop_bottom, s->crop_left, s->crop_right, s->codec_name,
> > + frame->linesize[0], frame->linesize[1], frame->linesize[2]);
> > +
> > + switch (s->color_format) {
> > + case COLOR_FormatYUV420Planar:
> > + ff_mediacodec_sw_buffer_copy_yuv420_planar(avctx, s, data, size, info, frame);
> > + break;
> > + case COLOR_FormatYUV420SemiPlanar:
> > + case COLOR_QCOM_FormatYUV420SemiPlanar:
> > + case COLOR_QCOM_FormatYUV420SemiPlanar32m:
> > + ff_mediacodec_sw_buffer_copy_yuv420_semi_planar(avctx, s, data, size, info, frame);
> > + break;
> > + case COLOR_TI_FormatYUV420PackedSemiPlanar:
> > + case COLOR_TI_FormatYUV420PackedSemiPlanarInterlaced:
> > + ff_mediacodec_sw_buffer_copy_yuv420_packed_semi_planar(avctx, s, data, size, info, frame);
> > + break;
> > + case COLOR_QCOM_FormatYUV420PackedSemiPlanar64x32Tile2m8ka:
> > + ff_mediacodec_sw_buffer_copy_yuv420_packed_semi_planar_64x32Tile2m8ka(avctx, s, data, size, info, frame);
> > + break;
> > + default:
> > + av_log(avctx, AV_LOG_ERROR, "Unsupported color format 0x%x (value=%d)\n",
> > + s->color_format, s->color_format);
> > + ret = AVERROR(EINVAL);
> > + goto done;
> > + }
> > +
> > + ret = 0;
> > +done:
> > + status = ff_AMediaCodec_releaseOutputBuffer(s->codec, index, 0);
> > + if (status < 0) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to release output buffer\n");
> > + ret = AVERROR_EXTERNAL;
> > + }
> > +
> > + return ret;
> > +}
> > +
> > +static int mediacodec_dec_parse_format(AVCodecContext *avctx, MediaCodecDecContext *s)
> > +{
> > + int width = 0;
> > + int height = 0;
> > + int32_t value = 0;
> > + char *format = NULL;
> > +
> > + if (!s->format) {
> > + av_log(avctx, AV_LOG_ERROR, "Output MediaFormat is not set\n");
> > + return AVERROR(EINVAL);
> > + }
> > +
> > + format = ff_AMediaFormat_toString(s->format);
> > + if (!format) {
> > + return AVERROR_EXTERNAL;
> > + }
> > + av_log(avctx, AV_LOG_DEBUG, "Parsing MediaFormat %s\n", format);
> > + av_freep(&format);
> > +
> > + /* Mandatory fields */
> > + if (!ff_AMediaFormat_getInt32(s->format, "width", &value)) {
> > + format = ff_AMediaFormat_toString(s->format);
> > + av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "width", format);
> > + av_freep(&format);
> > + return AVERROR_EXTERNAL;
> > + }
> > + s->width = value;
> > +
> > + if (!ff_AMediaFormat_getInt32(s->format, "height", &value)) {
> > + format = ff_AMediaFormat_toString(s->format);
> > + av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "height", format);
> > + av_freep(&format);
> > + return AVERROR_EXTERNAL;
> > + }
> > + s->height = value;
> > +
> > + if (!ff_AMediaFormat_getInt32(s->format, "stride", &value)) {
> > + format = ff_AMediaFormat_toString(s->format);
> > + av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "stride", format);
> > + av_freep(&format);
> > + return AVERROR_EXTERNAL;
> > + }
> > + s->stride = value > 0 ? value : s->width;
> > +
> > + if (!ff_AMediaFormat_getInt32(s->format, "slice-height", &value)) {
> > + format = ff_AMediaFormat_toString(s->format);
> > + av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "slice-height", format);
> > + av_freep(&format);
> > + return AVERROR_EXTERNAL;
> > + }
> > + s->slice_height = value > 0 ? value : s->height;
> > +
> > + if (strstr(s->codec_name, "OMX.Nvidia.")) {
> > + s->slice_height = FFALIGN(s->height, 16);
> > + } else if (strstr(s->codec_name, "OMX.SEC.avc.dec")) {
> > + s->slice_height = avctx->height;
> > + s->stride = avctx->width;
> > + }
> > +
> > + if (!ff_AMediaFormat_getInt32(s->format, "color-format", &value)) {
> > + format = ff_AMediaFormat_toString(s->format);
> > + av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "color-format", format);
> > + av_freep(&format);
> > + return AVERROR_EXTERNAL;
> > + }
> > + s->color_format = value;
> > +
> > + s->pix_fmt = avctx->pix_fmt = mcdec_map_color_format(avctx, s, value);
> > + if (avctx->pix_fmt == AV_PIX_FMT_NONE) {
> > + av_log(avctx, AV_LOG_ERROR, "Output color format is not supported\n");
> > + return AVERROR(EINVAL);
> > + }
> > +
> > + /* Optional fields */
> > + if (ff_AMediaFormat_getInt32(s->format, "crop-top", &value))
> > + s->crop_top = value;
> > +
> > + if (ff_AMediaFormat_getInt32(s->format, "crop-bottom", &value))
> > + s->crop_bottom = value;
> > +
> > + if (ff_AMediaFormat_getInt32(s->format, "crop-left", &value))
> > + s->crop_left = value;
> > +
> > + if (ff_AMediaFormat_getInt32(s->format, "crop-right", &value))
> > + s->crop_right = value;
> > +
> > + width = s->crop_right + 1 - s->crop_left;
> > + height = s->crop_bottom + 1 - s->crop_top;
> > +
> > + av_log(avctx, AV_LOG_INFO,
> > + "Output crop parameters top=%d bottom=%d left=%d right=%d, "
> > + "resulting dimensions width=%d height=%d\n",
> > + s->crop_top, s->crop_bottom, s->crop_left, s->crop_right,
> > + width, height);
> > +
> > + return ff_set_dimensions(avctx, width, height);
> > +}
> > +
> > +
> > +static int mediacodec_dec_flush_codec(AVCodecContext *avctx, MediaCodecDecContext *s)
> > +{
> > + FFAMediaCodec *codec = s->codec;
> > + int status;
> > +
> > + s->output_buffer_count = 0;
> > +
> > + s->draining = 0;
> > + s->flushing = 0;
> > + s->eos = 0;
> > +
> > + status = ff_AMediaCodec_flush(codec);
> > + if (status < 0) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to flush codec\n");
> > + return AVERROR_EXTERNAL;
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +int ff_mediacodec_dec_init(AVCodecContext *avctx, MediaCodecDecContext *s,
> > + const char *mime, FFAMediaFormat *format)
> > +{
> > + int ret = 0;
> > + int status;
> > + int profile;
> > +
> > + enum AVPixelFormat pix_fmt;
> > + static const enum AVPixelFormat pix_fmts[] = {
> > + AV_PIX_FMT_MEDIACODEC,
> > + AV_PIX_FMT_NONE,
> > + };
> > +
> > + s->refcount = 1;
> > +
> > + pix_fmt = ff_get_format(avctx, pix_fmts);
> > + if (pix_fmt == AV_PIX_FMT_MEDIACODEC) {
> > + AVMediaCodecContext *user_ctx = avctx->hwaccel_context;
> > +
> > + if (user_ctx && user_ctx->surface) {
> > + s->surface = ff_mediacodec_surface_ref(user_ctx->surface, avctx);
> > + av_log(avctx, AV_LOG_INFO, "Using surface %p\n", s->surface);
> > + }
> > + }
> > +
> > + profile = ff_AMediaCodecProfile_getProfileFromAVCodecContext(avctx);
> > + if (profile < 0) {
> > + av_log(avctx, AV_LOG_WARNING, "Unsupported or unknown profile");
> > + }
> > +
> > + s->codec_name = ff_AMediaCodecList_getCodecNameByType(mime, profile, 0, avctx);
> > + if (!s->codec_name) {
> > + ret = AVERROR_EXTERNAL;
> > + goto fail;
> > + }
> > +
> > + av_log(avctx, AV_LOG_DEBUG, "Found decoder %s\n", s->codec_name);
> > + s->codec = ff_AMediaCodec_createCodecByName(s->codec_name);
> > + if (!s->codec) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to create media decoder for type %s and name %s\n", mime, s->codec_name);
> > + ret = AVERROR_EXTERNAL;
> > + goto fail;
> > + }
> > +
> > + status = ff_AMediaCodec_configure(s->codec, format, s->surface, NULL, 0);
> > + if (status < 0) {
> > + char *desc = ff_AMediaFormat_toString(format);
> > + av_log(avctx, AV_LOG_ERROR,
> > + "Failed to configure codec (status = %d) with format %s\n",
> > + status, desc);
> > + av_freep(&desc);
> > +
> > + ret = AVERROR_EXTERNAL;
> > + goto fail;
> > + }
> > +
> > + status = ff_AMediaCodec_start(s->codec);
> > + if (status < 0) {
> > + char *desc = ff_AMediaFormat_toString(format);
> > + av_log(avctx, AV_LOG_ERROR,
> > + "Failed to start codec (status = %d) with format %s\n",
> > + status, desc);
> > + av_freep(&desc);
> > + ret = AVERROR_EXTERNAL;
> > + goto fail;
> > + }
> > +
> > + s->format = ff_AMediaCodec_getOutputFormat(s->codec);
> > + if (s->format) {
> > + if ((ret = mediacodec_dec_parse_format(avctx, s)) < 0) {
> > + av_log(avctx, AV_LOG_ERROR,
> > + "Failed to configure context\n");
> > + goto fail;
> > + }
> > + }
> > +
> > + av_log(avctx, AV_LOG_DEBUG, "MediaCodec %p started successfully\n", s->codec);
> > +
> > + return 0;
> > +
> > +fail:
> > + av_log(avctx, AV_LOG_ERROR, "MediaCodec %p failed to start\n", s->codec);
> > + ff_mediacodec_dec_close(avctx, s);
> > + return ret;
> > +}
> > +
> > +int ff_mediacodec_dec_decode(AVCodecContext *avctx, MediaCodecDecContext *s,
> > + AVFrame *frame, int *got_frame,
> > + AVPacket *pkt)
> > +{
> > + int ret;
> > + int offset = 0;
> > + int need_draining = 0;
> > + uint8_t *data;
> > + ssize_t index;
> > + size_t size;
> > + FFAMediaCodec *codec = s->codec;
> > + FFAMediaCodecBufferInfo info = { 0 };
> > +
> > + int status;
> > +
> > + int64_t input_dequeue_timeout_us = INPUT_DEQUEUE_TIMEOUT_US;
> > + int64_t output_dequeue_timeout_us = OUTPUT_DEQUEUE_TIMEOUT_US;
> > +
> > + if (s->flushing) {
> > + av_log(avctx, AV_LOG_ERROR, "Decoder is flushing and cannot accept new buffer "
> > + "until all output buffers have been released\n");
> > + return AVERROR_EXTERNAL;
> > + }
> > +
> > + if (pkt->size == 0) {
> > + need_draining = 1;
> > + }
> > +
> > + if (s->draining && s->eos) {
> > + return 0;
> > + }
> > +
> > + while (offset < pkt->size || (need_draining && !s->draining)) {
> > +
> > + index = ff_AMediaCodec_dequeueInputBuffer(codec, input_dequeue_timeout_us);
> > + if (ff_AMediaCodec_infoTryAgainLater(codec, index)) {
> > + break;
> > + }
> > +
> > + if (index < 0) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to dequeue input buffer (status=%zd)\n", index);
> > + return AVERROR_EXTERNAL;
> > + }
> > +
> > + data = ff_AMediaCodec_getInputBuffer(codec, index, &size);
> > + if (!data) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to get input buffer\n");
> > + return AVERROR_EXTERNAL;
> > + }
> > +
> > + if (need_draining) {
> > + int64_t pts = pkt->pts;
> > + uint32_t flags = ff_AMediaCodec_getBufferFlagEndOfStream(codec);
> > +
> > + if (s->surface) {
> > + pts = av_rescale_q(pts, avctx->pkt_timebase, av_make_q(1, 1000000));
> > + }
> > +
> > + av_log(avctx, AV_LOG_DEBUG, "Sending End Of Stream signal\n");
> > +
> > + status = ff_AMediaCodec_queueInputBuffer(codec, index, 0, 0, pts, flags);
> > + if (status < 0) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to queue input empty buffer (status = %d)\n", status);
> > + return AVERROR_EXTERNAL;
> > + }
> > +
> > + s->draining = 1;
> > + break;
> > + } else {
> > + int64_t pts = pkt->pts;
> > +
> > + size = FFMIN(pkt->size - offset, size);
> > +
> > + memcpy(data, pkt->data + offset, size);
> > + offset += size;
> > +
> > + if (s->surface && avctx->pkt_timebase.num && avctx->pkt_timebase.den) {
> > + pts = av_rescale_q(pts, avctx->pkt_timebase, av_make_q(1, 1000000));
> > + }
> > +
> > + status = ff_AMediaCodec_queueInputBuffer(codec, index, 0, size, pts, 0);
> > + if (status < 0) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to queue input buffer (status = %d)\n", status);
> > + return AVERROR_EXTERNAL;
> > + }
> > + }
> > + }
> > +
> > + if (need_draining || s->draining) {
> > + /* If the codec is flushing or need to be flushed, block for a fair
> > + * amount of time to ensure we got a frame */
> > + output_dequeue_timeout_us = OUTPUT_DEQUEUE_BLOCK_TIMEOUT_US;
> > + } else if (s->output_buffer_count == 0) {
> > + /* If the codec hasn't produced any frames, do not block so we
> > + * can push data to it as fast as possible, and get the first
> > + * frame */
> > + output_dequeue_timeout_us = 0;
> > + }
> > +
> > + index = ff_AMediaCodec_dequeueOutputBuffer(codec, &info, output_dequeue_timeout_us);
> > + if (index >= 0) {
> > + int ret;
> > +
> > + av_log(avctx, AV_LOG_DEBUG, "Got output buffer %zd"
> > + " offset=%" PRIi32 " size=%" PRIi32 " ts=%" PRIi64
> > + " flags=%" PRIu32 "\n", index, info.offset, info.size,
> > + info.presentationTimeUs, info.flags);
> > +
> > + if (info.flags & ff_AMediaCodec_getBufferFlagEndOfStream(codec)) {
> > + s->eos = 1;
> > + }
> > +
> > + if (info.size) {
> > + if (s->surface) {
> > + if ((ret = mediacodec_wrap_hw_buffer(avctx, s, index, &info, frame)) < 0) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to wrap MediaCodec buffer\n");
> > + return ret;
> > + }
> > + } else {
> > + data = ff_AMediaCodec_getOutputBuffer(codec, index, &size);
> > + if (!data) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to get output buffer\n");
> > + return AVERROR_EXTERNAL;
> > + }
> > +
> > + if ((ret = mediacodec_wrap_sw_buffer(avctx, s, data, size, index, &info, frame)) < 0) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to wrap MediaCodec buffer\n");
> > + return ret;
> > + }
> > + }
> > +
> > + *got_frame = 1;
> > + s->output_buffer_count++;
> > + } else {
> > + status = ff_AMediaCodec_releaseOutputBuffer(codec, index, 0);
> > + if (status < 0) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to release output buffer\n");
> > + }
> > + }
> > +
> > + } else if (ff_AMediaCodec_infoOutputFormatChanged(codec, index)) {
> > + char *format = NULL;
> > +
> > + if (s->format) {
> > + status = ff_AMediaFormat_delete(s->format);
> > + if (status < 0) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to delete MediaFormat %p\n", s->format);
> > + }
> > + }
> > +
> > + s->format = ff_AMediaCodec_getOutputFormat(codec);
> > + if (!s->format) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to get output format\n");
> > + return AVERROR_EXTERNAL;
> > + }
> > +
> > + format = ff_AMediaFormat_toString(s->format);
> > + if (!format) {
> > + return AVERROR_EXTERNAL;
> > + }
> > + av_log(avctx, AV_LOG_INFO, "Output MediaFormat changed to %s\n", format);
> > + av_freep(&format);
> > +
> > + if ((ret = mediacodec_dec_parse_format(avctx, s)) < 0) {
> > + return ret;
> > + }
> > +
> > + } else if (ff_AMediaCodec_infoOutputBuffersChanged(codec, index)) {
> > + ff_AMediaCodec_cleanOutputBuffers(codec);
> > + } else if (ff_AMediaCodec_infoTryAgainLater(codec, index)) {
> > + if (s->draining) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to dequeue output buffer within %" PRIi64 "ms "
> > + "while draining remaining frames, output will probably lack frames\n",
> > + output_dequeue_timeout_us / 1000);
> > + } else {
> > + av_log(avctx, AV_LOG_DEBUG, "No output buffer available, try again later\n");
> > + }
> > + } else {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to dequeue output buffer (status=%zd)\n", index);
> > + return AVERROR_EXTERNAL;
> > + }
> > +
> > + return offset;
> > +}
> > +
> > +int ff_mediacodec_dec_flush(AVCodecContext *avctx, MediaCodecDecContext *s)
> > +{
> > + if (!s->surface || avpriv_atomic_int_get(&s->refcount) == 1) {
> > + int ret;
> > +
> > + /* No frames (holding a reference to the codec) are retained by the
> > + * user, thus we can flush the codec and returns accordingly */
> > + if ((ret = mediacodec_dec_flush_codec(avctx, s)) < 0) {
> > + return ret;
> > + }
> > +
> > + return 1;
> > + }
> > +
> > + s->flushing = 1;
> > + return 0;
> > +}
> > +
> > +int ff_mediacodec_dec_close(AVCodecContext *avctx, MediaCodecDecContext *s)
> > +{
> > + ff_mediacodec_dec_unref(s);
> > +
> > + return 0;
> > +}
> > +
> > +int ff_mediacodec_dec_is_flushing(AVCodecContext *avctx, MediaCodecDecContext *s)
> > +{
> > + return s->flushing;
> > +}
> > +
> > +AVHWAccel ff_h264_mediacodec_hwaccel = {
> > + .name = "mediacodec",
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .id = AV_CODEC_ID_H264,
> > + .pix_fmt = AV_PIX_FMT_MEDIACODEC,
> > +};
> > +
> > +AVHWAccel ff_hevc_mediacodec_hwaccel = {
> > + .name = "mediacodec",
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .id = AV_CODEC_ID_HEVC,
> > + .pix_fmt = AV_PIX_FMT_MEDIACODEC,
> > +};
> > +
> > +AVHWAccel ff_mpeg4_mediacodec_hwaccel = {
> > + .name = "mediacodec",
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .id = AV_CODEC_ID_MPEG4,
> > + .pix_fmt = AV_PIX_FMT_MEDIACODEC,
> > +};
> > +
> > +AVHWAccel ff_vp8_mediacodec_hwaccel = {
> > + .name = "mediacodec",
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .id = AV_CODEC_ID_VP8,
> > + .pix_fmt = AV_PIX_FMT_MEDIACODEC,
> > +};
> > +
> > +AVHWAccel ff_vp9_mediacodec_hwaccel = {
> > + .name = "mediacodec",
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .id = AV_CODEC_ID_VP9,
> > + .pix_fmt = AV_PIX_FMT_MEDIACODEC,
> > +};
> > diff --git a/libavcodec/mediacodecdec.h b/libavcodec/mediacodecdec_common.h
> > similarity index 95%
> > rename from libavcodec/mediacodecdec.h
> > rename to libavcodec/mediacodecdec_common.h
> > index 7b0b7bb..c00c2e8 100644
> > --- a/libavcodec/mediacodecdec.h
> > +++ b/libavcodec/mediacodecdec_common.h
> > @@ -20,8 +20,8 @@
> > * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
> > */
> >
> > -#ifndef AVCODEC_MEDIACODECDEC_H
> > -#define AVCODEC_MEDIACODECDEC_H
> > +#ifndef AVCODEC_MEDIACODECDEC_COMMON_H
> > +#define AVCODEC_MEDIACODECDEC_COMMON_H
> >
> > #include <stdint.h>
> > #include <sys/types.h>
> > @@ -92,4 +92,4 @@ typedef struct MediaCodecBuffer {
> >
> > } MediaCodecBuffer;
> >
> > -#endif /* AVCODEC_MEDIACODECDEC_H */
> > +#endif /* AVCODEC_MEDIACODECDEC_COMMON_H */
> > diff --git a/libavcodec/mediacodecdec_h2645.c b/libavcodec/mediacodecdec_h2645.c
> > deleted file mode 100644
> > index 3cc2492..0000000
> > --- a/libavcodec/mediacodecdec_h2645.c
> > +++ /dev/null
> > @@ -1,623 +0,0 @@
> > -/*
> > - * Android MediaCodec H.264 / H.265 / VP8 / VP9 decoders
> > - *
> > - * Copyright (c) 2015-2016 Matthieu Bouron <matthieu.bouron stupeflix.com>
> > - *
> > - * This file is part of FFmpeg.
> > - *
> > - * FFmpeg is free software; you can redistribute it and/or
> > - * modify it under the terms of the GNU Lesser General Public
> > - * License as published by the Free Software Foundation; either
> > - * version 2.1 of the License, or (at your option) any later version.
> > - *
> > - * FFmpeg is distributed in the hope that it will be useful,
> > - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> > - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
> > - * Lesser General Public License for more details.
> > - *
> > - * You should have received a copy of the GNU Lesser General Public
> > - * License along with FFmpeg; if not, write to the Free Software
> > - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
> > - */
> > -
> > -#include <stdint.h>
> > -#include <string.h>
> > -
> > -#include "libavutil/avassert.h"
> > -#include "libavutil/common.h"
> > -#include "libavutil/fifo.h"
> > -#include "libavutil/opt.h"
> > -#include "libavutil/intreadwrite.h"
> > -#include "libavutil/pixfmt.h"
> > -#include "libavutil/atomic.h"
> > -
> > -#include "avcodec.h"
> > -#include "h264_parse.h"
> > -#include "hevc_parse.h"
> > -#include "internal.h"
> > -#include "mediacodecdec.h"
> > -#include "mediacodec_wrapper.h"
> > -
> > -typedef struct MediaCodecH264DecContext {
> > -
> > - MediaCodecDecContext *ctx;
> > -
> > - AVBSFContext *bsf;
> > -
> > - AVFifoBuffer *fifo;
> > -
> > - AVPacket filtered_pkt;
> > -
> > -} MediaCodecH264DecContext;
> > -
> > -static av_cold int mediacodec_decode_close(AVCodecContext *avctx)
> > -{
> > - MediaCodecH264DecContext *s = avctx->priv_data;
> > -
> > - ff_mediacodec_dec_close(avctx, s->ctx);
> > - s->ctx = NULL;
> > -
> > - av_fifo_free(s->fifo);
> > -
> > - av_bsf_free(&s->bsf);
> > - av_packet_unref(&s->filtered_pkt);
> > -
> > - return 0;
> > -}
> > -
> > -#if CONFIG_H264_MEDIACODEC_DECODER || CONFIG_HEVC_MEDIACODEC_DECODER
> > -static int h2645_ps_to_nalu(const uint8_t *src, int src_size, uint8_t **out, int *out_size)
> > -{
> > - int i;
> > - int ret = 0;
> > - uint8_t *p = NULL;
> > - static const uint8_t nalu_header[] = { 0x00, 0x00, 0x00, 0x01 };
> > -
> > - if (!out || !out_size) {
> > - return AVERROR(EINVAL);
> > - }
> > -
> > - p = av_malloc(sizeof(nalu_header) + src_size);
> > - if (!p) {
> > - return AVERROR(ENOMEM);
> > - }
> > -
> > - *out = p;
> > - *out_size = sizeof(nalu_header) + src_size;
> > -
> > - memcpy(p, nalu_header, sizeof(nalu_header));
> > - memcpy(p + sizeof(nalu_header), src, src_size);
> > -
> > - /* Escape 0x00, 0x00, 0x0{0-3} pattern */
> > - for (i = 4; i < *out_size; i++) {
> > - if (i < *out_size - 3 &&
> > - p[i + 0] == 0 &&
> > - p[i + 1] == 0 &&
> > - p[i + 2] <= 3) {
> > - uint8_t *new;
> > -
> > - *out_size += 1;
> > - new = av_realloc(*out, *out_size);
> > - if (!new) {
> > - ret = AVERROR(ENOMEM);
> > - goto done;
> > - }
> > - *out = p = new;
> > -
> > - i = i + 2;
> > - memmove(p + i + 1, p + i, *out_size - (i + 1));
> > - p[i] = 0x03;
> > - }
> > - }
> > -done:
> > - if (ret < 0) {
> > - av_freep(out);
> > - *out_size = 0;
> > - }
> > -
> > - return ret;
> > -}
> > -#endif
> > -
> > -#if CONFIG_H264_MEDIACODEC_DECODER
> > -static int h264_set_extradata(AVCodecContext *avctx, FFAMediaFormat *format)
> > -{
> > - int i;
> > - int ret;
> > -
> > - H264ParamSets ps;
> > - const PPS *pps = NULL;
> > - const SPS *sps = NULL;
> > - int is_avc = 0;
> > - int nal_length_size = 0;
> > -
> > - memset(&ps, 0, sizeof(ps));
> > -
> > - ret = ff_h264_decode_extradata(avctx->extradata, avctx->extradata_size,
> > - &ps, &is_avc, &nal_length_size, 0, avctx);
> > - if (ret < 0) {
> > - goto done;
> > - }
> > -
> > - for (i = 0; i < MAX_PPS_COUNT; i++) {
> > - if (ps.pps_list[i]) {
> > - pps = (const PPS*)ps.pps_list[i]->data;
> > - break;
> > - }
> > - }
> > -
> > - if (pps) {
> > - if (ps.sps_list[pps->sps_id]) {
> > - sps = (const SPS*)ps.sps_list[pps->sps_id]->data;
> > - }
> > - }
> > -
> > - if (pps && sps) {
> > - uint8_t *data = NULL;
> > - int data_size = 0;
> > -
> > - if ((ret = h2645_ps_to_nalu(sps->data, sps->data_size, &data, &data_size)) < 0) {
> > - goto done;
> > - }
> > - ff_AMediaFormat_setBuffer(format, "csd-0", (void*)data, data_size);
> > - av_freep(&data);
> > -
> > - if ((ret = h2645_ps_to_nalu(pps->data, pps->data_size, &data, &data_size)) < 0) {
> > - goto done;
> > - }
> > - ff_AMediaFormat_setBuffer(format, "csd-1", (void*)data, data_size);
> > - av_freep(&data);
> > - } else {
> > - av_log(avctx, AV_LOG_ERROR, "Could not extract PPS/SPS from extradata");
> > - ret = AVERROR_INVALIDDATA;
> > - }
> > -
> > -done:
> > - ff_h264_ps_uninit(&ps);
> > -
> > - return ret;
> > -}
> > -#endif
> > -
> > -#if CONFIG_HEVC_MEDIACODEC_DECODER
> > -static int hevc_set_extradata(AVCodecContext *avctx, FFAMediaFormat *format)
> > -{
> > - int i;
> > - int ret;
> > -
> > - HEVCParamSets ps;
> > -
> > - const HEVCVPS *vps = NULL;
> > - const HEVCPPS *pps = NULL;
> > - const HEVCSPS *sps = NULL;
> > - int is_nalff = 0;
> > - int nal_length_size = 0;
> > -
> > - uint8_t *vps_data = NULL;
> > - uint8_t *sps_data = NULL;
> > - uint8_t *pps_data = NULL;
> > - int vps_data_size = 0;
> > - int sps_data_size = 0;
> > - int pps_data_size = 0;
> > -
> > - memset(&ps, 0, sizeof(ps));
> > -
> > - ret = ff_hevc_decode_extradata(avctx->extradata, avctx->extradata_size,
> > - &ps, &is_nalff, &nal_length_size, 0, avctx);
> > - if (ret < 0) {
> > - goto done;
> > - }
> > -
> > - for (i = 0; i < MAX_VPS_COUNT; i++) {
> > - if (ps.vps_list[i]) {
> > - vps = (const HEVCVPS*)ps.vps_list[i]->data;
> > - break;
> > - }
> > - }
> > -
> > - for (i = 0; i < MAX_PPS_COUNT; i++) {
> > - if (ps.pps_list[i]) {
> > - pps = (const HEVCPPS*)ps.pps_list[i]->data;
> > - break;
> > - }
> > - }
> > -
> > - if (pps) {
> > - if (ps.sps_list[pps->sps_id]) {
> > - sps = (const HEVCSPS*)ps.sps_list[pps->sps_id]->data;
> > - }
> > - }
> > -
> > - if (vps && pps && sps) {
> > - uint8_t *data;
> > - int data_size;
> > -
> > - if ((ret = h2645_ps_to_nalu(vps->data, vps->data_size, &vps_data, &vps_data_size)) < 0 ||
> > - (ret = h2645_ps_to_nalu(sps->data, sps->data_size, &sps_data, &sps_data_size)) < 0 ||
> > - (ret = h2645_ps_to_nalu(pps->data, pps->data_size, &pps_data, &pps_data_size)) < 0) {
> > - goto done;
> > - }
> > -
> > - data_size = vps_data_size + sps_data_size + pps_data_size;
> > - data = av_mallocz(data_size);
> > - if (!data) {
> > - ret = AVERROR(ENOMEM);
> > - goto done;
> > - }
> > -
> > - memcpy(data , vps_data, vps_data_size);
> > - memcpy(data + vps_data_size , sps_data, sps_data_size);
> > - memcpy(data + vps_data_size + sps_data_size, pps_data, pps_data_size);
> > -
> > - ff_AMediaFormat_setBuffer(format, "csd-0", data, data_size);
> > -
> > - av_freep(&data);
> > - } else {
> > - av_log(avctx, AV_LOG_ERROR, "Could not extract VPS/PPS/SPS from extradata");
> > - ret = AVERROR_INVALIDDATA;
> > - }
> > -
> > -done:
> > - av_freep(&vps_data);
> > - av_freep(&sps_data);
> > - av_freep(&pps_data);
> > -
> > - return ret;
> > -}
> > -#endif
> > -
> > -#if CONFIG_MPEG4_MEDIACODEC_DECODER
> > -static int mpeg4_set_extradata(AVCodecContext *avctx, FFAMediaFormat *format)
> > -{
> > - int ret = 0;
> > -
> > - if (avctx->extradata) {
> > - ff_AMediaFormat_setBuffer(format, "csd-0", avctx->extradata, avctx->extradata_size);
> > - }
> > -
> > - return ret;
> > -}
> > -#endif
> > -
> > -#if CONFIG_VP8_MEDIACODEC_DECODER || CONFIG_VP9_MEDIACODEC_DECODER
> > -static int vpx_set_extradata(AVCodecContext *avctx, FFAMediaFormat *format)
> > -{
> > - int ret = 0;
> > -
> > - if (avctx->extradata) {
> > - ff_AMediaFormat_setBuffer(format, "csd-0", avctx->extradata, avctx->extradata_size);
> > - }
> > -
> > - return ret;
> > -}
> > -#endif
> > -
> > -static av_cold int mediacodec_decode_init(AVCodecContext *avctx)
> > -{
> > - int ret;
> > -
> > - const char *codec_mime = NULL;
> > -
> > - const char *bsf_name = NULL;
> > - const AVBitStreamFilter *bsf = NULL;
> > -
> > - FFAMediaFormat *format = NULL;
> > - MediaCodecH264DecContext *s = avctx->priv_data;
> > -
> > - format = ff_AMediaFormat_new();
> > - if (!format) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to create media format\n");
> > - ret = AVERROR_EXTERNAL;
> > - goto done;
> > - }
> > -
> > - switch (avctx->codec_id) {
> > -#if CONFIG_H264_MEDIACODEC_DECODER
> > - case AV_CODEC_ID_H264:
> > - codec_mime = "video/avc";
> > - bsf_name = "h264_mp4toannexb";
> > -
> > - ret = h264_set_extradata(avctx, format);
> > - if (ret < 0)
> > - goto done;
> > - break;
> > -#endif
> > -#if CONFIG_HEVC_MEDIACODEC_DECODER
> > - case AV_CODEC_ID_HEVC:
> > - codec_mime = "video/hevc";
> > - bsf_name = "hevc_mp4toannexb";
> > -
> > - ret = hevc_set_extradata(avctx, format);
> > - if (ret < 0)
> > - goto done;
> > - break;
> > -#endif
> > -#if CONFIG_MPEG4_MEDIACODEC_DECODER
> > - case AV_CODEC_ID_MPEG4:
> > - codec_mime = "video/mp4v-es",
> > -
> > - ret = mpeg4_set_extradata(avctx, format);
> > - if (ret < 0)
> > - goto done;
> > - break;
> > -#endif
> > -#if CONFIG_VP8_MEDIACODEC_DECODER
> > - case AV_CODEC_ID_VP8:
> > - codec_mime = "video/x-vnd.on2.vp8";
> > -
> > - ret = vpx_set_extradata(avctx, format);
> > - if (ret < 0)
> > - goto done;
> > - break;
> > -#endif
> > -#if CONFIG_VP9_MEDIACODEC_DECODER
> > - case AV_CODEC_ID_VP9:
> > - codec_mime = "video/x-vnd.on2.vp9";
> > -
> > - ret = vpx_set_extradata(avctx, format);
> > - if (ret < 0)
> > - goto done;
> > - break;
> > -#endif
> > - default:
> > - av_assert0(0);
> > - }
> > -
> > - ff_AMediaFormat_setString(format, "mime", codec_mime);
> > - ff_AMediaFormat_setInt32(format, "width", avctx->width);
> > - ff_AMediaFormat_setInt32(format, "height", avctx->height);
> > -
> > - s->ctx = av_mallocz(sizeof(*s->ctx));
> > - if (!s->ctx) {
> > - av_log(avctx, AV_LOG_ERROR, "Failed to allocate MediaCodecDecContext\n");
> > - ret = AVERROR(ENOMEM);
> > - goto done;
> > - }
> > -
> > - if ((ret = ff_mediacodec_dec_init(avctx, s->ctx, codec_mime, format)) < 0) {
> > - s->ctx = NULL;
> > - goto done;
> > - }
> > -
> > - av_log(avctx, AV_LOG_INFO, "MediaCodec started successfully, ret = %d\n", ret);
> > -
> > - s->fifo = av_fifo_alloc(sizeof(AVPacket));
> > - if (!s->fifo) {
> > - ret = AVERROR(ENOMEM);
> > - goto done;
> > - }
> > -
> > - if (bsf_name) {
> > - bsf = av_bsf_get_by_name(bsf_name);
> > - if(!bsf) {
> > - ret = AVERROR_BSF_NOT_FOUND;
> > - goto done;
> > - }
> > -
> > - if ((ret = av_bsf_alloc(bsf, &s->bsf))) {
> > - goto done;
> > - }
> > -
> > - if (((ret = avcodec_parameters_from_context(s->bsf->par_in, avctx)) < 0) ||
> > - ((ret = av_bsf_init(s->bsf)) < 0)) {
> > - goto done;
> > - }
> > - }
> > -
> > - av_init_packet(&s->filtered_pkt);
> > -
> > -done:
> > - if (format) {
> > - ff_AMediaFormat_delete(format);
> > - }
> > -
> > - if (ret < 0) {
> > - mediacodec_decode_close(avctx);
> > - }
> > -
> > - return ret;
> > -}
> > -
> > -
> > -static int mediacodec_process_data(AVCodecContext *avctx, AVFrame *frame,
> > - int *got_frame, AVPacket *pkt)
> > -{
> > - MediaCodecH264DecContext *s = avctx->priv_data;
> > -
> > - return ff_mediacodec_dec_decode(avctx, s->ctx, frame, got_frame, pkt);
> > -}
> > -
> > -static int mediacodec_decode_frame(AVCodecContext *avctx, void *data,
> > - int *got_frame, AVPacket *avpkt)
> > -{
> > - MediaCodecH264DecContext *s = avctx->priv_data;
> > - AVFrame *frame = data;
> > - int ret;
> > -
> > - /* buffer the input packet */
> > - if (avpkt->size) {
> > - AVPacket input_pkt = { 0 };
> > -
> > - if (av_fifo_space(s->fifo) < sizeof(input_pkt)) {
> > - ret = av_fifo_realloc2(s->fifo,
> > - av_fifo_size(s->fifo) + sizeof(input_pkt));
> > - if (ret < 0)
> > - return ret;
> > - }
> > -
> > - ret = av_packet_ref(&input_pkt, avpkt);
> > - if (ret < 0)
> > - return ret;
> > - av_fifo_generic_write(s->fifo, &input_pkt, sizeof(input_pkt), NULL);
> > - }
> > -
> > - /*
> > - * MediaCodec.flush() discards both input and output buffers, thus we
> > - * need to delay the call to this function until the user has released or
> > - * renderered the frames he retains.
> > - *
> > - * After we have buffered an input packet, check if the codec is in the
> > - * flushing state. If it is, we need to call ff_mediacodec_dec_flush.
> > - *
> > - * ff_mediacodec_dec_flush returns 0 if the flush cannot be performed on
> > - * the codec (because the user retains frames). The codec stays in the
> > - * flushing state.
> > - *
> > - * ff_mediacodec_dec_flush returns 1 if the flush can actually be
> > - * performed on the codec. The codec leaves the flushing state and can
> > - * process again packets.
> > - *
> > - * ff_mediacodec_dec_flush returns a negative value if an error has
> > - * occurred.
> > - *
> > - */
> > - if (ff_mediacodec_dec_is_flushing(avctx, s->ctx)) {
> > - if (!ff_mediacodec_dec_flush(avctx, s->ctx)) {
> > - return avpkt->size;
> > - }
> > - }
> > -
> > - /* process buffered data */
> > - while (!*got_frame) {
> > - /* prepare the input data -- convert to Annex B if needed */
> > - if (s->filtered_pkt.size <= 0) {
> > - AVPacket input_pkt = { 0 };
> > -
> > - av_packet_unref(&s->filtered_pkt);
> > -
> > - /* no more data */
> > - if (av_fifo_size(s->fifo) < sizeof(AVPacket)) {
> > - return avpkt->size ? avpkt->size :
> > - ff_mediacodec_dec_decode(avctx, s->ctx, frame, got_frame, avpkt);
> > - }
> > -
> > - av_fifo_generic_read(s->fifo, &input_pkt, sizeof(input_pkt), NULL);
> > -
> > - if (s->bsf) {
> > - ret = av_bsf_send_packet(s->bsf, &input_pkt);
> > - if (ret < 0) {
> > - return ret;
> > - }
> > -
> > - ret = av_bsf_receive_packet(s->bsf, &s->filtered_pkt);
> > - if (ret == AVERROR(EAGAIN)) {
> > - goto done;
> > - }
> > - } else {
> > - av_packet_move_ref(&s->filtered_pkt, &input_pkt);
> > - }
> > -
> > - /* {h264,hevc}_mp4toannexb are used here and do not require flushing */
> > - av_assert0(ret != AVERROR_EOF);
> > -
> > - if (ret < 0) {
> > - return ret;
> > - }
> > - }
> > -
> > - ret = mediacodec_process_data(avctx, frame, got_frame, &s->filtered_pkt);
> > - if (ret < 0)
> > - return ret;
> > -
> > - s->filtered_pkt.size -= ret;
> > - s->filtered_pkt.data += ret;
> > - }
> > -done:
> > - return avpkt->size;
> > -}
> > -
> > -static void mediacodec_decode_flush(AVCodecContext *avctx)
> > -{
> > - MediaCodecH264DecContext *s = avctx->priv_data;
> > -
> > - while (av_fifo_size(s->fifo)) {
> > - AVPacket pkt;
> > - av_fifo_generic_read(s->fifo, &pkt, sizeof(pkt), NULL);
> > - av_packet_unref(&pkt);
> > - }
> > - av_fifo_reset(s->fifo);
> > -
> > - av_packet_unref(&s->filtered_pkt);
> > -
> > - ff_mediacodec_dec_flush(avctx, s->ctx);
> > -}
> > -
> > -#if CONFIG_H264_MEDIACODEC_DECODER
> > -AVCodec ff_h264_mediacodec_decoder = {
> > - .name = "h264_mediacodec",
> > - .long_name = NULL_IF_CONFIG_SMALL("H.264 Android MediaCodec decoder"),
> > - .type = AVMEDIA_TYPE_VIDEO,
> > - .id = AV_CODEC_ID_H264,
> > - .priv_data_size = sizeof(MediaCodecH264DecContext),
> > - .init = mediacodec_decode_init,
> > - .decode = mediacodec_decode_frame,
> > - .flush = mediacodec_decode_flush,
> > - .close = mediacodec_decode_close,
> > - .capabilities = CODEC_CAP_DELAY,
> > - .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
> > -};
> > -#endif
> > -
> > -#if CONFIG_HEVC_MEDIACODEC_DECODER
> > -AVCodec ff_hevc_mediacodec_decoder = {
> > - .name = "hevc_mediacodec",
> > - .long_name = NULL_IF_CONFIG_SMALL("H.265 Android MediaCodec decoder"),
> > - .type = AVMEDIA_TYPE_VIDEO,
> > - .id = AV_CODEC_ID_HEVC,
> > - .priv_data_size = sizeof(MediaCodecH264DecContext),
> > - .init = mediacodec_decode_init,
> > - .decode = mediacodec_decode_frame,
> > - .flush = mediacodec_decode_flush,
> > - .close = mediacodec_decode_close,
> > - .capabilities = CODEC_CAP_DELAY,
> > - .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
> > -};
> > -#endif
> > -
> > -#if CONFIG_MPEG4_MEDIACODEC_DECODER
> > -AVCodec ff_mpeg4_mediacodec_decoder = {
> > - .name = "mpeg4_mediacodec",
> > - .long_name = NULL_IF_CONFIG_SMALL("MPEG4 Android MediaCodec decoder"),
> > - .type = AVMEDIA_TYPE_VIDEO,
> > - .id = AV_CODEC_ID_MPEG4,
> > - .priv_data_size = sizeof(MediaCodecH264DecContext),
> > - .init = mediacodec_decode_init,
> > - .decode = mediacodec_decode_frame,
> > - .flush = mediacodec_decode_flush,
> > - .close = mediacodec_decode_close,
> > - .capabilities = CODEC_CAP_DELAY,
> > - .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
> > -};
> > -#endif
> > -
> > -#if CONFIG_VP8_MEDIACODEC_DECODER
> > -AVCodec ff_vp8_mediacodec_decoder = {
> > - .name = "vp8_mediacodec",
> > - .long_name = NULL_IF_CONFIG_SMALL("VP8 Android MediaCodec decoder"),
> > - .type = AVMEDIA_TYPE_VIDEO,
> > - .id = AV_CODEC_ID_VP8,
> > - .priv_data_size = sizeof(MediaCodecH264DecContext),
> > - .init = mediacodec_decode_init,
> > - .decode = mediacodec_decode_frame,
> > - .flush = mediacodec_decode_flush,
> > - .close = mediacodec_decode_close,
> > - .capabilities = CODEC_CAP_DELAY,
> > - .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
> > -};
> > -#endif
> > -
> > -#if CONFIG_VP9_MEDIACODEC_DECODER
> > -AVCodec ff_vp9_mediacodec_decoder = {
> > - .name = "vp9_mediacodec",
> > - .long_name = NULL_IF_CONFIG_SMALL("VP9 Android MediaCodec decoder"),
> > - .type = AVMEDIA_TYPE_VIDEO,
> > - .id = AV_CODEC_ID_VP9,
> > - .priv_data_size = sizeof(MediaCodecH264DecContext),
> > - .init = mediacodec_decode_init,
> > - .decode = mediacodec_decode_frame,
> > - .flush = mediacodec_decode_flush,
> > - .close = mediacodec_decode_close,
> > - .capabilities = CODEC_CAP_DELAY,
> > - .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
> > -};
> > -#endif
> > --
> > 2.10.0
> >
>
> If there is no objection, I will push the patchset in one day.
Patchset applied.
[...]
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