[FFmpeg-devel] [PATCH V1] libavfilter: add transpose_vaapi filter
Zhou, Zachary
zachary.zhou at intel.com
Wed Nov 14 03:25:22 EET 2018
> -----Original Message-----
> From: mypopy at gmail.com [mailto:mypopy at gmail.com]
> Sent: Wednesday, November 14, 2018 8:46 AM
> To: FFmpeg development discussions and patches <ffmpeg-devel at ffmpeg.org>
> Cc: zachary.zhou at hotmail.com; Zhou, Zachary <zachary.zhou at intel.com>
> Subject: Re: [FFmpeg-devel] [PATCH V1] libavfilter: add transpose_vaapi filter
>
> On Wed, Nov 14, 2018 at 4:00 AM Zachary Zhou <zachary.zhou at hotmail.com>
> wrote:
> >
> > From: Zachary Zhou <zachary.zhou at intel.com>
> >
> > It supports clockwise rotation by 0/90/180/270 degrees and mirroring
> > by horizontal/vertical. video size is changed when rotation by 90/270.
> >
> > ffmpeg -hwaccel vaapi -vaapi_device /dev/dri/renderD128
> > -hwaccel_output_format vaapi -i input.264 -vf
> "transpose_vaapi=rotate=90:mirror=1"
> > -c:v h264_vaapi output.h264
> >
> > Signed-off-by: Zachary Zhou <zachary.zhou at intel.com>
> > Signed-off-by: Zachary Zhou <zachary.zhou at hotmail.com>
> > ---
> > configure | 2 +
> > libavfilter/Makefile | 1 +
> > libavfilter/allfilters.c | 1 +
> > libavfilter/vf_transpose_vaapi.c | 337
> > +++++++++++++++++++++++++++++++
> > 4 files changed, 341 insertions(+)
> > create mode 100644 libavfilter/vf_transpose_vaapi.c
> >
> > diff --git a/configure b/configure
> > index 85d5dd5962..f62d2a27ca 100755
> > --- a/configure
> > +++ b/configure
> > @@ -3439,6 +3439,7 @@ scale_filter_deps="swscale"
> > scale_qsv_filter_deps="libmfx"
> > select_filter_select="pixelutils"
> > sharpness_vaapi_filter_deps="vaapi"
> > +transpose_vaapi_filter_deps="vaapi VAProcPipelineCaps_rotation_flags"
> > showcqt_filter_deps="avcodec avformat swscale"
> > showcqt_filter_suggest="libfontconfig libfreetype"
> > showcqt_filter_select="fft"
> > @@ -5961,6 +5962,7 @@ check_type "d3d9.h dxva2api.h"
> > DXVA2_ConfigPictureDecode -D_WIN32_WINNT=0x0602
> >
> > check_type "va/va.h va/va_dec_hevc.h" "VAPictureParameterBufferHEVC"
> > check_struct "va/va.h" "VADecPictureParameterBufferVP9" bit_depth
> > +check_struct "va/va.h" "VAProcPipelineCaps" rotation_flags
> > check_type "va/va.h va/va_enc_hevc.h"
> "VAEncPictureParameterBufferHEVC"
> > check_type "va/va.h va/va_enc_jpeg.h"
> "VAEncPictureParameterBufferJPEG"
> > check_type "va/va.h va/va_enc_vp8.h" "VAEncPictureParameterBufferVP8"
> > diff --git a/libavfilter/Makefile b/libavfilter/Makefile index
> > 62cc2f561f..813b174ddd 100644
> > --- a/libavfilter/Makefile
> > +++ b/libavfilter/Makefile
> > @@ -346,6 +346,7 @@ OBJS-$(CONFIG_SETRANGE_FILTER) +=
> vf_setparams.o
> > OBJS-$(CONFIG_SETSAR_FILTER) += vf_aspect.o
> > OBJS-$(CONFIG_SETTB_FILTER) += settb.o
> > OBJS-$(CONFIG_SHARPNESS_VAAPI_FILTER) += vf_misc_vaapi.o
> vaapi_vpp.o
> > +OBJS-$(CONFIG_TRANSPOSE_VAAPI_FILTER) += vf_transpose_vaapi.o
> vaapi_vpp.o
> > OBJS-$(CONFIG_SHOWINFO_FILTER) += vf_showinfo.o
> > OBJS-$(CONFIG_SHOWPALETTE_FILTER) += vf_showpalette.o
> > OBJS-$(CONFIG_SHUFFLEFRAMES_FILTER) += vf_shuffleframes.o
> > diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c index
> > 5e72803b13..e5b0571aa8 100644
> > --- a/libavfilter/allfilters.c
> > +++ b/libavfilter/allfilters.c
> > @@ -330,6 +330,7 @@ extern AVFilter ff_vf_setrange; extern AVFilter
> > ff_vf_setsar; extern AVFilter ff_vf_settb; extern AVFilter
> > ff_vf_sharpness_vaapi;
> > +extern AVFilter ff_vf_transpose_vaapi;
> > extern AVFilter ff_vf_showinfo;
> > extern AVFilter ff_vf_showpalette;
> > extern AVFilter ff_vf_shuffleframes;
> > diff --git a/libavfilter/vf_transpose_vaapi.c
> > b/libavfilter/vf_transpose_vaapi.c
> > new file mode 100644
> > index 0000000000..dc58982688
> > --- /dev/null
> > +++ b/libavfilter/vf_transpose_vaapi.c
> > @@ -0,0 +1,337 @@
> > +/*
> > + * 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 "libavutil/avassert.h"
> > +#include "libavutil/mem.h"
> > +#include "libavutil/opt.h"
> > +#include "libavutil/pixdesc.h"
> > +
> > +#include "avfilter.h"
> > +#include "formats.h"
> > +#include "internal.h"
> > +#include "vaapi_vpp.h"
> > +
> > +// Rotation angle values
> > +enum RotationAngle {
> > + ROTATION_0 = 0,
> > + ROTATION_90 = 90,
> > + ROTATION_180 = 180,
> > + ROTATION_270 = 270,
> > +
> > + ROTATION_MIN = ROTATION_0,
> > + ROTATION_MAX = ROTATION_270,
> > + ROTATION_DEFAULT = ROTATION_0,
> > +};
> > +
> > +// Mirroring directions
> > +enum MirroringDirections {
> > + MIRROR_NONE = 0,
> > + MIRROR_HORIZONTAL = 1,
> > + MIRROR_VERTICAL = 2,
> > +
> > + MIRROR_MIN = MIRROR_NONE,
> > + MIRROR_MAX = MIRROR_VERTICAL,
> > + MIRROR_DEFAULT = MIRROR_NONE,
> > +};
> > +
> > +typedef struct TransposeVAAPIContext {
> > + VAAPIVPPContext vpp_ctx; // must be the first field
> > +
> > + int rotate;
> > + int mirror;
> > +
> > + int rotation_state;
> > + int mirror_state;
> > +} TransposeVAAPIContext;
> > +
> > +static int transpose_vaapi_build_filter_params(AVFilterContext
> > +*avctx) {
> > + VAAPIVPPContext *vpp_ctx = avctx->priv;
> > + TransposeVAAPIContext *ctx = avctx->priv;
> > +
> > + VAStatus vas;
> > + int support_flag;
> > +
> > + VAProcPipelineCaps pipeline_caps;
> > +
> > + memset(&pipeline_caps, 0, sizeof(pipeline_caps));
> > + vas = vaQueryVideoProcPipelineCaps(vpp_ctx->hwctx->display,
> > + vpp_ctx->va_context,
> > + NULL, 0,
> > + &pipeline_caps);
> > + if (vas != VA_STATUS_SUCCESS) {
> > + av_log(avctx, AV_LOG_ERROR, "Failed to query pipeline "
> > + "caps: %d (%s).\n", vas, vaErrorStr(vas));
> > + return AVERROR(EIO);
> > + }
> > +
> > + if (!pipeline_caps.rotation_flags) {
> > + av_log(avctx, AV_LOG_ERROR, "VAAPI driver doesn't support
> rotation\n");
> > + return AVERROR(EINVAL);
> > + }
> > +
> > + switch (ctx->rotate) {
> > + case ROTATION_0:
> > + ctx->rotation_state = VA_ROTATION_NONE;
> > + break;
> > + case ROTATION_90:
> > + ctx->rotation_state = VA_ROTATION_90;
> > + break;
> > + case ROTATION_180:
> > + ctx->rotation_state = VA_ROTATION_180;
> > + break;
> > + case ROTATION_270:
> > + ctx->rotation_state = VA_ROTATION_270;
> > + break;
> > + default:
> > + av_log(avctx, AV_LOG_ERROR, "Failed to set rotation_state to %d. "
> > + "Clockwise %d, %d, %d and %d are only supported\n",
> > + ctx->rotate,
> > + ROTATION_0, ROTATION_90, ROTATION_180, ROTATION_270);
> > + return AVERROR(EINVAL);
> > + }
> > +
> > + support_flag = pipeline_caps.rotation_flags & (1 << ctx->rotation_state);
> > + if (!support_flag) {
> > + av_log(avctx, AV_LOG_ERROR, "VAAPI driver doesn't support %d\n",
> > + ctx->rotate);
> > + return AVERROR(EINVAL);
> > + }
> > +
> > + switch (ctx->mirror) {
> > + case MIRROR_NONE:
> > + ctx->mirror_state = VA_MIRROR_NONE;
> > + break;
> > + case MIRROR_HORIZONTAL:
> > + ctx->mirror_state = VA_MIRROR_HORIZONTAL;
> > + break;
> > + case MIRROR_VERTICAL:
> > + ctx->mirror_state = VA_MIRROR_VERTICAL;
> > + break;
> > + default:
> > + av_log(avctx, AV_LOG_ERROR, "Failed to set mirroring_state to %d. "
> > + "mirroring %d %d and %d are only supported\n",
> > + ctx->mirror, MIRROR_NONE, MIRROR_HORIZONTAL,
> MIRROR_VERTICAL);
> > + return AVERROR(EINVAL);
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +static int transpose_vaapi_filter_frame(AVFilterLink *inlink, AVFrame
> > +*input_frame) {
> > + AVFilterContext *avctx = inlink->dst;
> > + AVFilterLink *outlink = avctx->outputs[0];
> > + VAAPIVPPContext *vpp_ctx = avctx->priv;
> > + TransposeVAAPIContext *ctx = avctx->priv;
> > + AVFrame *output_frame = NULL;
> > + VASurfaceID input_surface, output_surface;
> > + VARectangle input_region, output_region;
> > +
> > + VAProcPipelineParameterBuffer params;
> > + int err;
> > +
> > + av_log(avctx, AV_LOG_DEBUG, "Filter input: %s, %ux%u (%"PRId64").\n",
> > + av_get_pix_fmt_name(input_frame->format),
> > + input_frame->width, input_frame->height,
> > + input_frame->pts);
> > +
> > + if (vpp_ctx->va_context == VA_INVALID_ID)
> > + return AVERROR(EINVAL);
> > +
> > + input_surface = (VASurfaceID)(uintptr_t)input_frame->data[3];
> > + av_log(avctx, AV_LOG_DEBUG, "Using surface %#x for transpose vpp
> input.\n",
> > + input_surface);
> > +
> > + output_frame = ff_get_video_buffer(outlink, vpp_ctx->output_width,
> > + vpp_ctx->output_height);
> > + if (!output_frame) {
> > + err = AVERROR(ENOMEM);
> > + goto fail;
> > + }
> > +
> > + output_surface = (VASurfaceID)(uintptr_t)output_frame->data[3];
> > + av_log(avctx, AV_LOG_DEBUG, "Using surface %#x for transpose vpp
> output.\n",
> > + output_surface);
> > + memset(¶ms, 0, sizeof(params));
> > + input_region = (VARectangle) {
> > + .x = 0,
> > + .y = 0,
> > + .width = input_frame->width,
> > + .height = input_frame->height,
> > + };
> > +
> > + output_region = (VARectangle) {
> > + .x = 0,
> > + .y = 0,
> > + .width = output_frame->width,
> > + .height = output_frame->height,
> > + };
> > +
> > + switch (ctx->rotation_state) {
> > + case VA_ROTATION_NONE:
> > + case VA_ROTATION_90:
> > + case VA_ROTATION_180:
> > + case VA_ROTATION_270:
> > + params.rotation_state = ctx->rotation_state;
> > + break;
> > + default:
> > + av_log(avctx, AV_LOG_ERROR, "VAAPI doesn't support rotation %d\n",
> > + ctx->rotation_state);
> > + goto fail;
> > + }
> > +
> > + switch (ctx->mirror_state) {
> > + case VA_MIRROR_HORIZONTAL:
> > + case VA_MIRROR_VERTICAL:
> > + case VA_MIRROR_NONE:
> > + params.mirror_state = ctx->mirror_state;
> > + break;
> > + default:
> > + av_log(avctx, AV_LOG_ERROR, "VAAPI doesn't support
> mirroring %d\n",
> > + ctx->mirror_state);
> > + goto fail;
> > + }
> > +
> > + if (vpp_ctx->nb_filter_buffers) {
> > + params.filters = &vpp_ctx->filter_buffers[0];
> > + params.num_filters = vpp_ctx->nb_filter_buffers;
> > + }
> > + params.surface = input_surface;
> > + params.surface_region = &input_region;
> > + params.surface_color_standard =
> > + ff_vaapi_vpp_colour_standard(input_frame->colorspace);
> > +
> > + params.output_region = &output_region;
> > + params.output_background_color = 0xff000000;
> > + params.output_color_standard = params.surface_color_standard;
> > +
> > + params.pipeline_flags = 0;
> > + params.filter_flags = VA_FRAME_PICTURE;
> > +
> > + err = ff_vaapi_vpp_render_picture(avctx, ¶ms, output_surface);
> > + if (err < 0)
> > + goto fail;
> > +
> > + err = av_frame_copy_props(output_frame, input_frame);
> > + if (err < 0)
> > + goto fail;
> > + av_frame_free(&input_frame);
> > +
> > + av_log(avctx, AV_LOG_DEBUG, "Filter output: %s, %ux%u
> (%"PRId64").\n",
> > + av_get_pix_fmt_name(output_frame->format),
> > + output_frame->width, output_frame->height,
> > + output_frame->pts);
> > +
> > + return ff_filter_frame(outlink, output_frame);
> > +
> > +fail:
> > + av_frame_free(&input_frame);
> > + av_frame_free(&output_frame);
> > + return err;
> > +}
> > +
> > +static av_cold int transpose_vaapi_init(AVFilterContext *avctx) {
> > + VAAPIVPPContext *vpp_ctx = avctx->priv;
> > +
> > + ff_vaapi_vpp_ctx_init(avctx);
> > + vpp_ctx->pipeline_uninit = ff_vaapi_vpp_pipeline_uninit;
> > + vpp_ctx->build_filter_params = transpose_vaapi_build_filter_params;
> > + vpp_ctx->output_format = AV_PIX_FMT_NONE;
> > +
> > + return 0;
> > +}
> > +
> > +static void transpose_vaapi_vpp_ctx_uninit(AVFilterContext *avctx) {
> > + return ff_vaapi_vpp_ctx_uninit(avctx); }
> > +
> > +static int transpose_vaapi_vpp_query_formats(AVFilterContext *avctx)
> > +{
> > + return ff_vaapi_vpp_query_formats(avctx);
> > +}
> > +
> > +static int transpose_vaapi_vpp_config_input(AVFilterLink *inlink) {
> > + return ff_vaapi_vpp_config_input(inlink);
> > +}
> > +
> > +static int transpose_vaapi_vpp_config_output(AVFilterLink *outlink) {
> > + AVFilterContext *avctx = outlink->src;
> > + VAAPIVPPContext *vpp_ctx = avctx->priv;
> > + TransposeVAAPIContext *ctx = avctx->priv;
> > +
> > + switch (ctx->rotate) {
> > + case ROTATION_90:
> > + case ROTATION_270:
> > + vpp_ctx->output_width = avctx->inputs[0]->h;
> > + vpp_ctx->output_height = avctx->inputs[0]->w;
> > + av_log(avctx, AV_LOG_DEBUG, "swap width and height for 90/270
> rotation\n");
> > + break;
> > + default:
> > + break;
> > + }
> > +
> > + return ff_vaapi_vpp_config_output(outlink);
> > +}
> > +
> > +#define ROFFSET(x) offsetof(TransposeVAAPIContext, x) #define FLAGS
> > +(AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM) static
> const
> > +AVOption transpose_vaapi_options[] = {
> > + { "rotate", "set roation direction", ROFFSET(rotate), AV_OPT_TYPE_INT,
> { .i64 = ROTATION_DEFAULT }, ROTATION_MIN, ROTATION_MAX, FLAGS,
> "rotate" },
> > + { "mirror", "set mirroring directions", ROFFSET(mirror),
> AV_OPT_TYPE_INT, { .i64 = MIRROR_DEFAULT }, MIRROR_MIN, MIRROR_MAX,
> FLAGS, "mirror" },
> > + { "hflip", "horizontal mirroring", 0, AV_OPT_TYPE_CONST, { .i64 =
> MIRROR_HORIZONTAL }, .flags=FLAGS, .unit = "mirror" },
> > + { "vflip", "vertical mirroring", 0, AV_OPT_TYPE_CONST, { .i64 =
> MIRROR_VERTICAL }, .flags=FLAGS, .unit = "mirror" },
> > + { NULL },
> > +};
> > +
> > +AVFILTER_DEFINE_CLASS(transpose_vaapi);
> > +
> > +static const AVFilterPad transpose_vaapi_inputs[] = {
> > + {
> > + .name = "default",
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .filter_frame = &transpose_vaapi_filter_frame,
> > + .config_props = &transpose_vaapi_vpp_config_input,
> > + },
> > + { NULL }
> > +};
> > +
> > +static const AVFilterPad transpose_vaapi_outputs[] = {
> > + {
> > + .name = "default",
> > + .type = AVMEDIA_TYPE_VIDEO,
> > + .config_props = &transpose_vaapi_vpp_config_output,
> > + },
> > + { NULL }
> > +};
> > +
> > +AVFilter ff_vf_transpose_vaapi = {
> > + .name = "transpose_vaapi",
> > + .description = NULL_IF_CONFIG_SMALL("VAAPI VPP for rotation"),
> Need to update description too
> > + .priv_size = sizeof(TransposeVAAPIContext),
> > + .init = &transpose_vaapi_init,
> > + .uninit = &transpose_vaapi_vpp_ctx_uninit,
> > + .query_formats = &transpose_vaapi_vpp_query_formats,
> > + .inputs = transpose_vaapi_inputs,
> > + .outputs = transpose_vaapi_outputs,
> > + .priv_class = &transpose_vaapi_class,
> > + .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE, };
> > --
> > 2.17.1
> Other question, do you test this filter in i965 driver? Tks
Yes, I did test in i965 driver, the error message " VAAPI driver doesn't support rotation" will be printed currently.
More information about the ffmpeg-devel
mailing list