From: Zhao Zhili <zhiliz...@tencent.com>
These fields in AVCodec are deprecated. For most codecs, it's
cumbersome to implement get_supported_config only to export pix_fmts.
---
libavcodec/avcodec.c | 6 ++++++
libavcodec/codec_internal.h | 9 +++++++++
2 files changed, 15 insertions(+)
diff --git a/libavcodec/avcodec.c b/libavcodec/avcodec.c
index e7e2c09222..f41d66d04f 100644
--- a/libavcodec/avcodec.c
+++ b/libavcodec/avcodec.c
@@ -765,11 +765,17 @@ int ff_default_get_supported_config(const AVCodecContext
*avctx,
const void **out_configs,
int *out_num_configs)
{
+ const FFCodec *codec2 = ffcodec(codec);
+
switch (config) {
FF_DISABLE_DEPRECATION_WARNINGS
case AV_CODEC_CONFIG_PIX_FORMAT:
+ if (codec2->pix_fmts)
+ WRAP_CONFIG(AVMEDIA_TYPE_VIDEO, codec2->pix_fmts, enum
AVPixelFormat, AV_PIX_FMT_NONE);
WRAP_CONFIG(AVMEDIA_TYPE_VIDEO, codec->pix_fmts, enum AVPixelFormat,
AV_PIX_FMT_NONE);
case AV_CODEC_CONFIG_FRAME_RATE:
+ if (codec2->supported_framerates)
+ WRAP_CONFIG(AVMEDIA_TYPE_VIDEO, codec2->supported_framerates,
AVRational, {0});
WRAP_CONFIG(AVMEDIA_TYPE_VIDEO, codec->supported_framerates,
AVRational, {0});
case AV_CODEC_CONFIG_SAMPLE_RATE:
WRAP_CONFIG(AVMEDIA_TYPE_AUDIO, codec->supported_samplerates, int, 0);
diff --git a/libavcodec/codec_internal.h b/libavcodec/codec_internal.h
index 5b2db74590..a5ca72f2b6 100644
--- a/libavcodec/codec_internal.h
+++ b/libavcodec/codec_internal.h
@@ -274,6 +274,15 @@ typedef struct FFCodec {
unsigned flags,
const void **out_configs,
int *out_num_configs);
+ /**
+ * Supported pixel format
+ *
+ * Can be null. If get_supported_config is null and this field isn't
+ * null, it will be used by ff_default_get_supported_config.
+ */
+ const enum AVPixelFormat *pix_fmts;
+
+ const AVRational *supported_framerates;
} FFCodec;
/**
--
2.46.0
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