57 lines
2.2 KiB
Diff
57 lines
2.2 KiB
Diff
From: Jan Engelhardt <jengelh@inai.de>
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Edit the default codec selection such that
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ffmpeg -i youtube.blah.webm foobar.mkv
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without any further arguments can produce a result even on a
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reduced codec selection list.
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---
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libavformat/matroskaenc.c | 19 +++++++++++++------
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1 file changed, 13 insertions(+), 6 deletions(-)
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Index: ffmpeg-5.0/libavformat/matroskaenc.c
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===================================================================
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--- ffmpeg-5.0.orig/libavformat/matroskaenc.c 2022-01-14 19:45:40.000000000 +0100
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+++ ffmpeg-5.0/libavformat/matroskaenc.c 2022-02-04 08:29:14.582130919 +0100
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@@ -2887,16 +2887,24 @@ static int mkv_query_codec(enum AVCodecI
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return 0;
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}
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+#define PREFAUDIO \
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+ CONFIG_LIBOPUS_ENCODER ? AV_CODEC_ID_OPUS : \
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+ CONFIG_AAC_ENCODER ? AV_CODEC_ID_AAC : \
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+ CONFIG_VORBIS_ENCODER ? AV_CODEC_ID_VORBIS : \
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+ AV_CODEC_ID_AC3
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const AVOutputFormat ff_matroska_muxer = {
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.name = "matroska",
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.long_name = NULL_IF_CONFIG_SMALL("Matroska"),
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.mime_type = "video/x-matroska",
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.extensions = "mkv",
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.priv_data_size = sizeof(MatroskaMuxContext),
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- .audio_codec = CONFIG_LIBVORBIS_ENCODER ?
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- AV_CODEC_ID_VORBIS : AV_CODEC_ID_AC3,
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- .video_codec = CONFIG_LIBX264_ENCODER ?
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- AV_CODEC_ID_H264 : AV_CODEC_ID_MPEG4,
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+ .audio_codec = PREFAUDIO,
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+ .video_codec =
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+ CONFIG_LIBVPX_VP9_ENCODER ? AV_CODEC_ID_VP9 : \
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+ CONFIG_LIBX264_ENCODER ? AV_CODEC_ID_H264 : \
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+ CONFIG_LIBVPX_VP8_ENCODER ? AV_CODEC_ID_VP8 : \
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+ CONFIG_MPEG4_ENCODER ? AV_CODEC_ID_MPEG4 : \
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+ AV_CODEC_ID_THEORA,
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.init = mkv_init,
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.deinit = mkv_deinit,
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.write_header = mkv_write_header,
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@@ -2954,8 +2962,7 @@ const AVOutputFormat ff_matroska_audio_m
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.mime_type = "audio/x-matroska",
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.extensions = "mka",
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.priv_data_size = sizeof(MatroskaMuxContext),
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- .audio_codec = CONFIG_LIBVORBIS_ENCODER ?
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- AV_CODEC_ID_VORBIS : AV_CODEC_ID_AC3,
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+ .audio_codec = PREFAUDIO,
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.video_codec = AV_CODEC_ID_NONE,
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.init = mkv_init,
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.deinit = mkv_deinit,
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