ffmpeg: add-pixel-foramt

add pixel format option for codecs of VPU

Signed-off-by: arvin.zhu <arvin.zhu@starfivetech.com>
This commit is contained in:
arvin.zhu
2022-09-30 12:10:59 +08:00
committed by Andy Hu
parent b5e34e6896
commit 7db77f4328
@@ -0,0 +1,159 @@
From 474232dff26df2188fe37287aeb7834f6d3853d1 Mon Sep 17 00:00:00 2001
From: "arvin.zhu" <arvin.zhu@starfivetech.com>
Date: Thu, 29 Sep 2022 16:05:09 +0800
Subject: [PATCH] ffmpeg: add pixel foramt
add pixel format option for codecs of VPU
Signed-off-by: arvin.zhu <arvin.zhu@starfivetech.com>
---
libavcodec/omx.c | 19 ++++++++++++++++---
libavcodec/omxdec.c | 43 +++++++++++++++++++++++++++++++++++++------
2 files changed, 53 insertions(+), 9 deletions(-)
diff --git a/libavcodec/omx.c b/libavcodec/omx.c
index 1c4179f..6976884 100755
--- a/libavcodec/omx.c
+++ b/libavcodec/omx.c
@@ -456,18 +456,31 @@ static av_cold int omx_component_init(AVCodecContext *avctx, const char *role)
break;
}
}
+
if (s->color_format == 0) {
av_log(avctx, AV_LOG_ERROR, "No supported pixel formats (%d formats available)\n", i);
return AVERROR_UNKNOWN;
}
-
+ av_log(avctx, AV_LOG_VERBOSE, "OMX setting pixel_format:%s\n", av_get_pix_fmt_name(avctx->pix_fmt));
in_port_params.bEnabled = OMX_TRUE;
in_port_params.bPopulated = OMX_FALSE;
in_port_params.eDomain = OMX_PortDomainVideo;
in_port_params.format.video.pNativeRender = NULL;
in_port_params.format.video.bFlagErrorConcealment = OMX_FALSE;
- in_port_params.format.video.eColorFormat = s->color_format;
+ switch (avctx->pix_fmt) {
+ case AV_PIX_FMT_NV12:
+ in_port_params.format.video.eColorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
+ break;
+ case AV_PIX_FMT_NV21:
+ in_port_params.format.video.eColorFormat = OMX_COLOR_FormatYVU420SemiPlanar;
+ break;
+ case AV_PIX_FMT_YUV420P:
+ out_port_params.format.video.eColorFormat = OMX_COLOR_FormatYUV420Planar;
+ break;
+ default:
+ return AVERROR_OPTION_NOT_FOUND;
+ }
s->stride = avctx->width;
s->plane_size = avctx->height;
// If specific codecs need to manually override the stride/plane_size,
@@ -986,7 +999,7 @@ static const AVOption options_hevc[] = {
};
static const enum AVPixelFormat omx_encoder_pix_fmts[] = {
- AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE
+ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NV12, AV_PIX_FMT_NV21, AV_PIX_FMT_NONE
};
static const AVClass omx_mpeg4enc_class = {
diff --git a/libavcodec/omxdec.c b/libavcodec/omxdec.c
index 20298b8..074ff4a 100755
--- a/libavcodec/omxdec.c
+++ b/libavcodec/omxdec.c
@@ -481,7 +481,7 @@ static av_cold int omx_component_init(AVCodecContext *avctx, const char *role)
//OMX_VIDEO_PARAM_BITRATETYPE vid_param_bitrate = { 0 };
OMX_ERRORTYPE err;
int i;
-
+av_log(avctx, AV_LOG_VERBOSE, "OMX avctx pixel_format:%s\n", av_get_pix_fmt_name(avctx->pix_fmt));
s->version.s.nVersionMajor = 1;
s->version.s.nVersionMinor = 1;
s->version.s.nRevision = 2;
@@ -571,16 +571,46 @@ static av_cold int omx_component_init(AVCodecContext *avctx, const char *role)
out_port_params.format.video.nBitrate = avctx->bit_rate;
out_port_params.format.video.xFramerate = in_port_params.format.video.xFramerate;
out_port_params.format.video.bFlagErrorConcealment = OMX_FALSE;
+ av_log(avctx, AV_LOG_VERBOSE, "OMX setting pixel_format:%s\n", s->pixel_format);
if (avctx->codec->id == AV_CODEC_ID_MPEG4)
out_port_params.format.video.eCompressionFormat = OMX_VIDEO_CodingMPEG4;
- else if (avctx->codec->id == AV_CODEC_ID_H264)
+ else if (avctx->codec->id == AV_CODEC_ID_H264) {
out_port_params.format.video.eCompressionFormat = OMX_VIDEO_CodingAVC;
- else if (avctx->codec->id == AV_CODEC_ID_HEVC)
+
+ switch (av_get_pix_fmt(s->pixel_format)) {
+ case AV_PIX_FMT_NV12:
+ out_port_params.format.video.eColorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
+ break;
+ case AV_PIX_FMT_NV21:
+ out_port_params.format.video.eColorFormat = OMX_COLOR_FormatYVU420SemiPlanar;
+ break;
+ case AV_PIX_FMT_YUV420P:
+ out_port_params.format.video.eColorFormat = OMX_COLOR_FormatYUV420Planar;
+ break;
+ default:
+ return AVERROR_OPTION_NOT_FOUND;
+ }
+ }
+ else if (avctx->codec->id == AV_CODEC_ID_HEVC) {
out_port_params.format.video.eCompressionFormat = OMX_VIDEO_CodingHEVC;
+
+ switch (av_get_pix_fmt(s->pixel_format)) {
+ case AV_PIX_FMT_NV12:
+ out_port_params.format.video.eColorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
+ break;
+ case AV_PIX_FMT_NV21:
+ out_port_params.format.video.eColorFormat = OMX_COLOR_FormatYVU420SemiPlanar;
+ break;
+ case AV_PIX_FMT_YUV420P:
+ out_port_params.format.video.eColorFormat = OMX_COLOR_FormatYUV420Planar;
+ break;
+ default:
+ return AVERROR_OPTION_NOT_FOUND;
+ }
+ }
else if (avctx->codec->id == AV_CODEC_ID_MJPEG){
out_port_params.format.video.eCompressionFormat = OMX_VIDEO_CodingMJPEG;
- av_log(avctx, AV_LOG_VERBOSE, "OMX_pixel_format:%s\n", s->pixel_format);
switch (av_get_pix_fmt(s->pixel_format)) {
case AV_PIX_FMT_NV12:
out_port_params.format.video.eColorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
@@ -610,7 +640,7 @@ static av_cold int omx_component_init(AVCodecContext *avctx, const char *role)
out_port_params.format.video.eColorFormat = OMX_COLOR_FormatYUV444Planar;
break;
default:
- out_port_params.format.video.eColorFormat = OMX_COLOR_FormatYUV420Planar;
+ return AVERROR_OPTION_NOT_FOUND;
}
}
@@ -991,6 +1021,7 @@ static const AVOption options[] = {
{ "baseline", "", 0, AV_OPT_TYPE_CONST, { .i64 = FF_PROFILE_H264_BASELINE }, 0, 0, VE, "profile" },
{ "main", "", 0, AV_OPT_TYPE_CONST, { .i64 = FF_PROFILE_H264_MAIN }, 0, 0, VE, "profile" },
{ "high", "", 0, AV_OPT_TYPE_CONST, { .i64 = FF_PROFILE_H264_HIGH }, 0, 0, VE, "profile" },
+ { "omx_pix_fmt", "Set the decoding pixel format for h264_omx decoder. The following formats are supported: yuv420p, nv12, nv21.", OFFSET(pixel_format), AV_OPT_TYPE_STRING, { .str = "yuv420p" }, 0, 0, VD },
{ NULL }
};
@@ -998,6 +1029,7 @@ static const AVOption options_hevc[] = {
{ "omx_libname", "OpenMAX library name", OFFSET(libname), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VDE },
{ "omx_libprefix", "OpenMAX library prefix", OFFSET(libprefix), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VDE },
{ "zerocopy", "Try to avoid copying input frames if possible", OFFSET(input_zerocopy), AV_OPT_TYPE_INT, { .i64 = CONFIG_OMX_RPI }, 0, 1, VE },
+ { "omx_pix_fmt", "Set the decoding pixel format for hevc_omx decoder. The following formats are supported: yuv420p, nv12, nv21.", OFFSET(pixel_format), AV_OPT_TYPE_STRING, { .str = "yuv420p" }, 0, 0, VD },
{ NULL },
};
@@ -1006,7 +1038,6 @@ static const AVOption options_mjpeg[] = {
{ "omx_libprefix", "OpenMAX library prefix", OFFSET(libprefix), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VDE },
{ "zerocopy", "Try to avoid copying input frames if possible", OFFSET(input_zerocopy), AV_OPT_TYPE_INT, { .i64 = CONFIG_OMX_RPI }, 0, 1, VD },
{ "omx_pix_fmt", "Set the decoding pixel format for mjpeg_omx decoder. The following formats are supported: yuv420p, nv12, nv21, nv16, yuv422p, yuyv422, yvyu422, uyvy422, yuv444p.", OFFSET(pixel_format), AV_OPT_TYPE_STRING, { .str = "yuv420p" }, 0, 0, VD },
-
{ NULL },
};
--
2.17.1