[FFmpeg-devel] [PATCH 4/5] avcodec/qsvdec: refact, move qsvdec_other.c to qsvdec.c

Xu Guangxin guangxin.xu at intel.com
Thu Nov 26 12:20:25 EET 2020


---
 libavcodec/Makefile       |  14 +--
 libavcodec/qsvdec.c       |  42 ++++++-
 libavcodec/qsvdec_other.c | 242 --------------------------------------
 3 files changed, 48 insertions(+), 250 deletions(-)
 delete mode 100644 libavcodec/qsvdec_other.c

diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 3ee8aa7f86..d7dac52e15 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -448,7 +448,7 @@ OBJS-$(CONFIG_METASOUND_DECODER)       += metasound.o metasound_data.o \
 OBJS-$(CONFIG_MICRODVD_DECODER)        += microdvddec.o ass.o
 OBJS-$(CONFIG_MIMIC_DECODER)           += mimic.o
 OBJS-$(CONFIG_MJPEG_DECODER)           += mjpegdec.o
-OBJS-$(CONFIG_MJPEG_QSV_DECODER)       += qsvdec_other.o
+OBJS-$(CONFIG_MJPEG_QSV_DECODER)       += qsvdec.o
 OBJS-$(CONFIG_MJPEG_ENCODER)           += mjpegenc.o mjpegenc_common.o \
                                           mjpegenc_huffman.o
 OBJS-$(CONFIG_MJPEGB_DECODER)          += mjpegbdec.o
@@ -485,7 +485,7 @@ OBJS-$(CONFIG_MPEG1VIDEO_ENCODER)      += mpeg12enc.o mpeg12.o
 OBJS-$(CONFIG_MPEG1_CUVID_DECODER)     += cuviddec.o
 OBJS-$(CONFIG_MPEG1_V4L2M2M_DECODER)   += v4l2_m2m_dec.o
 OBJS-$(CONFIG_MPEG2_MMAL_DECODER)      += mmaldec.o
-OBJS-$(CONFIG_MPEG2_QSV_DECODER)       += qsvdec_other.o
+OBJS-$(CONFIG_MPEG2_QSV_DECODER)       += qsvdec.o
 OBJS-$(CONFIG_MPEG2_QSV_ENCODER)       += qsvenc_mpeg2.o
 OBJS-$(CONFIG_MPEG2VIDEO_DECODER)      += mpeg12dec.o mpeg12.o mpeg12data.o
 OBJS-$(CONFIG_MPEG2VIDEO_ENCODER)      += mpeg12enc.o mpeg12.o
@@ -687,7 +687,7 @@ OBJS-$(CONFIG_VC1_DECODER)             += vc1dec.o vc1_block.o vc1_loopfilter.o
                                           wmv2dsp.o wmv2data.o
 OBJS-$(CONFIG_VC1_CUVID_DECODER)       += cuviddec.o
 OBJS-$(CONFIG_VC1_MMAL_DECODER)        += mmaldec.o
-OBJS-$(CONFIG_VC1_QSV_DECODER)         += qsvdec_other.o
+OBJS-$(CONFIG_VC1_QSV_DECODER)         += qsvdec.o
 OBJS-$(CONFIG_VC1_V4L2M2M_DECODER)     += v4l2_m2m_dec.o
 OBJS-$(CONFIG_VC2_ENCODER)             += vc2enc.o vc2enc_dwt.o diractab.o
 OBJS-$(CONFIG_VCR1_DECODER)            += vcr1.o
@@ -706,7 +706,7 @@ OBJS-$(CONFIG_VP7_DECODER)             += vp8.o vp56rac.o
 OBJS-$(CONFIG_VP8_DECODER)             += vp8.o vp56rac.o
 OBJS-$(CONFIG_VP8_CUVID_DECODER)       += cuviddec.o
 OBJS-$(CONFIG_VP8_MEDIACODEC_DECODER)  += mediacodecdec.o
-OBJS-$(CONFIG_VP8_QSV_DECODER)         += qsvdec_other.o
+OBJS-$(CONFIG_VP8_QSV_DECODER)         += qsvdec.o
 OBJS-$(CONFIG_VP8_RKMPP_DECODER)       += rkmppdec.o
 OBJS-$(CONFIG_VP8_VAAPI_ENCODER)       += vaapi_encode_vp8.o
 OBJS-$(CONFIG_VP8_V4L2M2M_DECODER)     += v4l2_m2m_dec.o
@@ -941,7 +941,7 @@ OBJS-$(CONFIG_MPEG1_XVMC_HWACCEL)         += mpegvideo_xvmc.o
 OBJS-$(CONFIG_MPEG2_D3D11VA_HWACCEL)      += dxva2_mpeg2.o
 OBJS-$(CONFIG_MPEG2_DXVA2_HWACCEL)        += dxva2_mpeg2.o
 OBJS-$(CONFIG_MPEG2_NVDEC_HWACCEL)        += nvdec_mpeg12.o
-OBJS-$(CONFIG_MPEG2_QSV_HWACCEL)          += qsvdec_other.o
+OBJS-$(CONFIG_MPEG2_QSV_HWACCEL)          += qsvdec.o
 OBJS-$(CONFIG_MPEG2_VAAPI_HWACCEL)        += vaapi_mpeg2.o
 OBJS-$(CONFIG_MPEG2_VDPAU_HWACCEL)        += vdpau_mpeg12.o
 OBJS-$(CONFIG_MPEG2_VIDEOTOOLBOX_HWACCEL) += videotoolbox.o
@@ -953,7 +953,7 @@ OBJS-$(CONFIG_MPEG4_VIDEOTOOLBOX_HWACCEL) += videotoolbox.o
 OBJS-$(CONFIG_VC1_D3D11VA_HWACCEL)        += dxva2_vc1.o
 OBJS-$(CONFIG_VC1_DXVA2_HWACCEL)          += dxva2_vc1.o
 OBJS-$(CONFIG_VC1_NVDEC_HWACCEL)          += nvdec_vc1.o
-OBJS-$(CONFIG_VC1_QSV_HWACCEL)            += qsvdec_other.o
+OBJS-$(CONFIG_VC1_QSV_HWACCEL)            += qsvdec.o
 OBJS-$(CONFIG_VC1_VAAPI_HWACCEL)          += vaapi_vc1.o
 OBJS-$(CONFIG_VC1_VDPAU_HWACCEL)          += vdpau_vc1.o
 OBJS-$(CONFIG_VP8_NVDEC_HWACCEL)          += nvdec_vp8.o
@@ -963,7 +963,7 @@ OBJS-$(CONFIG_VP9_DXVA2_HWACCEL)          += dxva2_vp9.o
 OBJS-$(CONFIG_VP9_NVDEC_HWACCEL)          += nvdec_vp9.o
 OBJS-$(CONFIG_VP9_VAAPI_HWACCEL)          += vaapi_vp9.o
 OBJS-$(CONFIG_VP9_VDPAU_HWACCEL)          += vdpau_vp9.o
-OBJS-$(CONFIG_VP8_QSV_HWACCEL)            += qsvdec_other.o
+OBJS-$(CONFIG_VP8_QSV_HWACCEL)            += qsvdec.o
 
 # libavformat dependencies
 OBJS-$(CONFIG_ISO_MEDIA)               += mpeg4audio.o mpegaudiodata.o
diff --git a/libavcodec/qsvdec.c b/libavcodec/qsvdec.c
index 0a79d00eac..ed40e2f4c2 100644
--- a/libavcodec/qsvdec.c
+++ b/libavcodec/qsvdec.c
@@ -667,6 +667,7 @@ static av_cold int qsv_decode_close(AVCodecContext *avctx)
 {
     QSVDecContext *s = avctx->priv_data;
 
+    av_freep(&s->qsv.load_plugins);
     ff_qsv_decode_close(&s->qsv);
 
     qsv_clear_buffers(s);
@@ -681,7 +682,22 @@ static av_cold int qsv_decode_init(AVCodecContext *avctx)
     QSVDecContext *s = avctx->priv_data;
     int ret;
 
-    if (avctx->codec_id == AV_CODEC_ID_HEVC && s->load_plugin != LOAD_PLUGIN_NONE) {
+    if (avctx->codec_id == AV_CODEC_ID_VP8) {
+        static const char *uid_vp8dec_hw = "f622394d8d87452f878c51f2fc9b4131";
+
+        av_freep(&s->qsv.load_plugins);
+        s->qsv.load_plugins = av_strdup(uid_vp8dec_hw);
+        if (!s->qsv.load_plugins)
+            return AVERROR(ENOMEM);
+    } else if (avctx->codec_id == AV_CODEC_ID_VP9) {
+        static const char *uid_vp9dec_hw = "a922394d8d87452f878c51f2fc9b4131";
+
+        av_freep(&s->qsv.load_plugins);
+        s->qsv.load_plugins = av_strdup(uid_vp9dec_hw);
+        if (!s->qsv.load_plugins)
+            return AVERROR(ENOMEM);
+    }
+    else if (avctx->codec_id == AV_CODEC_ID_HEVC && s->load_plugin != LOAD_PLUGIN_NONE) {
         static const char * const uid_hevcdec_sw = "15dd936825ad475ea34e35f3f54217a6";
         static const char * const uid_hevcdec_hw = "33a61c0b4c27454ca8d85dde757c6f8e";
 
@@ -844,3 +860,27 @@ static const AVOption options[] = {
 #if CONFIG_H264_QSV_DECODER
 DEFINE_QSV_DECODER(h264, H264, "h264_mp4toannexb")
 #endif
+
+#if CONFIG_MPEG2_QSV_DECODER
+DEFINE_QSV_DECODER(mpeg2, MPEG2VIDEO, NULL)
+#endif
+
+#if CONFIG_VC1_QSV_DECODER
+DEFINE_QSV_DECODER(vc1, VC1, NULL)
+#endif
+
+#if CONFIG_MJPEG_QSV_DECODER
+DEFINE_QSV_DECODER(mjpeg, MJPEG, NULL)
+#endif
+
+#if CONFIG_VP8_QSV_DECODER
+DEFINE_QSV_DECODER(vp8, VP8, NULL)
+#endif
+
+#if CONFIG_VP9_QSV_DECODER
+DEFINE_QSV_DECODER(vp9, VP9, NULL)
+#endif
+
+#if CONFIG_AV1_QSV_DECODER
+DEFINE_QSV_DECODER(av1, AV1, NULL)
+#endif
diff --git a/libavcodec/qsvdec_other.c b/libavcodec/qsvdec_other.c
deleted file mode 100644
index 266ac9f2e5..0000000000
--- a/libavcodec/qsvdec_other.c
+++ /dev/null
@@ -1,242 +0,0 @@
-/*
- * Intel MediaSDK QSV based MPEG-2, VC-1, VP8, MJPEG, VP9 and AV1 decoders
- *
- * copyright (c) 2015 Anton Khirnov
- *
- * 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 <mfx/mfxvideo.h>
-
-#include "libavutil/common.h"
-#include "libavutil/fifo.h"
-#include "libavutil/opt.h"
-
-#include "avcodec.h"
-#include "internal.h"
-#include "qsv_internal.h"
-#include "qsvdec.h"
-#include "qsv.h"
-
-typedef struct QSVOtherContext {
-    AVClass *class;
-    QSVContext qsv;
-
-    AVFifoBuffer *packet_fifo;
-
-    AVPacket input_ref;
-} QSVOtherContext;
-
-static void qsv_clear_buffers(QSVOtherContext *s)
-{
-    AVPacket pkt;
-    while (av_fifo_size(s->packet_fifo) >= sizeof(pkt)) {
-        av_fifo_generic_read(s->packet_fifo, &pkt, sizeof(pkt), NULL);
-        av_packet_unref(&pkt);
-    }
-
-    av_packet_unref(&s->input_ref);
-}
-
-static av_cold int qsv_decode_close(AVCodecContext *avctx)
-{
-    QSVOtherContext *s = avctx->priv_data;
-
-#if CONFIG_VP8_QSV_DECODER || CONFIG_VP9_QSV_DECODER
-    if (avctx->codec_id == AV_CODEC_ID_VP8 || avctx->codec_id == AV_CODEC_ID_VP9)
-        av_freep(&s->qsv.load_plugins);
-#endif
-
-    ff_qsv_decode_close(&s->qsv);
-
-    qsv_clear_buffers(s);
-
-    av_fifo_free(s->packet_fifo);
-
-    return 0;
-}
-
-static av_cold int qsv_decode_init(AVCodecContext *avctx)
-{
-    QSVOtherContext *s = avctx->priv_data;
-    int ret;
-
-#if CONFIG_VP8_QSV_DECODER
-    if (avctx->codec_id == AV_CODEC_ID_VP8) {
-        static const char *uid_vp8dec_hw = "f622394d8d87452f878c51f2fc9b4131";
-
-        av_freep(&s->qsv.load_plugins);
-        s->qsv.load_plugins = av_strdup(uid_vp8dec_hw);
-        if (!s->qsv.load_plugins)
-            return AVERROR(ENOMEM);
-    }
-#endif
-
-#if CONFIG_VP9_QSV_DECODER
-    if (avctx->codec_id == AV_CODEC_ID_VP9) {
-        static const char *uid_vp9dec_hw = "a922394d8d87452f878c51f2fc9b4131";
-
-        av_freep(&s->qsv.load_plugins);
-        s->qsv.load_plugins = av_strdup(uid_vp9dec_hw);
-        if (!s->qsv.load_plugins)
-            return AVERROR(ENOMEM);
-    }
-#endif
-
-    s->qsv.orig_pix_fmt = AV_PIX_FMT_NV12;
-    s->packet_fifo = av_fifo_alloc(sizeof(AVPacket));
-    if (!s->packet_fifo) {
-        ret = AVERROR(ENOMEM);
-        goto fail;
-    }
-
-    return 0;
-fail:
-    qsv_decode_close(avctx);
-    return ret;
-}
-
-static int qsv_decode_frame(AVCodecContext *avctx, void *data,
-                            int *got_frame, AVPacket *avpkt)
-{
-    QSVOtherContext *s = avctx->priv_data;
-    AVFrame *frame    = data;
-    int ret;
-
-    /* buffer the input packet */
-    if (avpkt->size) {
-        AVPacket input_ref;
-
-        if (av_fifo_space(s->packet_fifo) < sizeof(input_ref)) {
-            ret = av_fifo_realloc2(s->packet_fifo,
-                                   av_fifo_size(s->packet_fifo) + sizeof(input_ref));
-            if (ret < 0)
-                return ret;
-        }
-
-        ret = av_packet_ref(&input_ref, avpkt);
-        if (ret < 0)
-            return ret;
-        av_fifo_generic_write(s->packet_fifo, &input_ref, sizeof(input_ref), NULL);
-    }
-
-    /* process buffered data */
-    while (!*got_frame) {
-        if (s->input_ref.size <= 0) {
-            /* no more data */
-            if (av_fifo_size(s->packet_fifo) < sizeof(AVPacket))
-                return avpkt->size ? avpkt->size : ff_qsv_process_data(avctx, &s->qsv, frame, got_frame, avpkt);
-            /* in progress of reinit, no read from fifo and keep the buffer_pkt */
-            if (!s->qsv.reinit_flag) {
-                av_packet_unref(&s->input_ref);
-                av_fifo_generic_read(s->packet_fifo, &s->input_ref, sizeof(s->input_ref), NULL);
-            }
-        }
-
-        ret = ff_qsv_process_data(avctx, &s->qsv, frame, got_frame, &s->input_ref);
-        if (ret < 0) {
-            /* Drop input packet when failed to decode the packet. Otherwise,
-               the decoder will keep decoding the failure packet. */
-            av_packet_unref(&s->input_ref);
-
-            return ret;
-        }
-        if (s->qsv.reinit_flag)
-            continue;
-
-        s->input_ref.size -= ret;
-        s->input_ref.data += ret;
-    }
-
-    return avpkt->size;
-}
-
-static void qsv_decode_flush(AVCodecContext *avctx)
-{
-    QSVOtherContext *s = avctx->priv_data;
-
-    qsv_clear_buffers(s);
-    ff_qsv_decode_flush(avctx, &s->qsv);
-}
-
-#define OFFSET(x) offsetof(QSVOtherContext, x)
-#define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
-static const AVOption options[] = {
-    { "async_depth", "Internal parallelization depth, the higher the value the higher the latency.", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 1, INT_MAX, VD },
-
-    { "gpu_copy", "A GPU-accelerated copy between video and system memory", OFFSET(qsv.gpu_copy), AV_OPT_TYPE_INT, { .i64 = MFX_GPUCOPY_DEFAULT }, MFX_GPUCOPY_DEFAULT, MFX_GPUCOPY_OFF, VD, "gpu_copy"},
-        { "default", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_DEFAULT }, 0, 0, VD, "gpu_copy"},
-        { "on",      NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_ON },      0, 0, VD, "gpu_copy"},
-        { "off",     NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_OFF },     0, 0, VD, "gpu_copy"},
-    { NULL },
-};
-
-#define DEFINE_QSV_DECODER(x, X, bsf_name) \
-static const AVClass x##_qsv_class = { \
-    .class_name = #x "_qsv", \
-    .item_name  = av_default_item_name, \
-    .option     = options, \
-    .version    = LIBAVUTIL_VERSION_INT, \
-}; \
-AVCodec ff_##x##_qsv_decoder = { \
-    .name           = #x "_qsv", \
-    .long_name      = NULL_IF_CONFIG_SMALL(#X " video (Intel Quick Sync Video acceleration)"), \
-    .priv_data_size = sizeof(QSVOtherContext), \
-    .type           = AVMEDIA_TYPE_VIDEO, \
-    .id             = AV_CODEC_ID_##X, \
-    .init           = qsv_decode_init, \
-    .decode         = qsv_decode_frame, \
-    .flush          = qsv_decode_flush, \
-    .close          = qsv_decode_close, \
-    .bsfs           = bsf_name, \
-    .capabilities   = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_DR1 | AV_CODEC_CAP_AVOID_PROBING | AV_CODEC_CAP_HYBRID, \
-    .priv_class     = &x##_qsv_class, \
-    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12, \
-                                                    AV_PIX_FMT_P010, \
-                                                    AV_PIX_FMT_QSV, \
-                                                    AV_PIX_FMT_NONE }, \
-    .hw_configs     = ff_qsv_hw_configs, \
-    .wrapper_name   = "qsv", \
-}; \
-
-#if CONFIG_MPEG2_QSV_DECODER
-DEFINE_QSV_DECODER(mpeg2, MPEG2VIDEO, NULL)
-#endif
-
-#if CONFIG_VC1_QSV_DECODER
-DEFINE_QSV_DECODER(vc1, VC1, NULL)
-#endif
-
-#if CONFIG_MJPEG_QSV_DECODER
-DEFINE_QSV_DECODER(mjpeg, MJPEG, NULL)
-#endif
-
-#if CONFIG_VP8_QSV_DECODER
-DEFINE_QSV_DECODER(vp8, VP8, NULL)
-#endif
-
-#if CONFIG_VP9_QSV_DECODER
-DEFINE_QSV_DECODER(vp9, VP9, NULL)
-#endif
-
-#if CONFIG_AV1_QSV_DECODER
-DEFINE_QSV_DECODER(av1, AV1, NULL)
-#endif
-- 
2.17.1



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