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ffmpeg-4/ffmpeg-codec-choice.diff
Jan Engelhardt ed05bfc5e6 Accepting request 928002 from home:iznogood:branches:multimedia:libs
- Update to version 4.4.1:
  * Stable bug fix release, mainly codecs and format fixes.
- Refresh patches with quilt.
- Drop patches fixed upstream:
  * ffmpeg-CVE-2021-33815.patch
  * ffmpeg-CVE-2021-38114.patch
  * ffmpeg-CVE-2021-38171.patch
  * ffmpeg-CVE-2020-22037.patch

OBS-URL: https://build.opensuse.org/request/show/928002
OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/ffmpeg-4?expand=0&rev=171
2021-10-28 18:25:04 +00:00

57 lines
2.1 KiB
Diff

From: Jan Engelhardt <jengelh@inai.de>
Edit the default codec selection such that
ffmpeg -i youtube.blah.webm foobar.mkv
without any further arguments can produce a result even on a
reduced codec selection list.
---
libavformat/matroskaenc.c | 19 +++++++++++++------
1 file changed, 13 insertions(+), 6 deletions(-)
Index: ffmpeg-4.4.1/libavformat/matroskaenc.c
===================================================================
--- ffmpeg-4.4.1.orig/libavformat/matroskaenc.c
+++ ffmpeg-4.4.1/libavformat/matroskaenc.c
@@ -2835,16 +2835,24 @@ static const AVClass matroska_class = {
.version = LIBAVUTIL_VERSION_INT,
};
+#define PREFAUDIO \
+ CONFIG_LIBOPUS_ENCODER ? AV_CODEC_ID_OPUS : \
+ CONFIG_AAC_ENCODER ? AV_CODEC_ID_AAC : \
+ CONFIG_VORBIS_ENCODER ? AV_CODEC_ID_VORBIS : \
+ AV_CODEC_ID_AC3
AVOutputFormat ff_matroska_muxer = {
.name = "matroska",
.long_name = NULL_IF_CONFIG_SMALL("Matroska"),
.mime_type = "video/x-matroska",
.extensions = "mkv",
.priv_data_size = sizeof(MatroskaMuxContext),
- .audio_codec = CONFIG_LIBVORBIS_ENCODER ?
- AV_CODEC_ID_VORBIS : AV_CODEC_ID_AC3,
- .video_codec = CONFIG_LIBX264_ENCODER ?
- AV_CODEC_ID_H264 : AV_CODEC_ID_MPEG4,
+ .audio_codec = PREFAUDIO,
+ .video_codec =
+ CONFIG_LIBVPX_VP9_ENCODER ? AV_CODEC_ID_VP9 : \
+ CONFIG_LIBX264_ENCODER ? AV_CODEC_ID_H264 : \
+ CONFIG_LIBVPX_VP8_ENCODER ? AV_CODEC_ID_VP8 : \
+ CONFIG_MPEG4_ENCODER ? AV_CODEC_ID_MPEG4 : \
+ AV_CODEC_ID_THEORA,
.init = mkv_init,
.deinit = mkv_deinit,
.write_header = mkv_write_header,
@@ -2906,8 +2914,7 @@ AVOutputFormat ff_matroska_audio_muxer =
.mime_type = "audio/x-matroska",
.extensions = "mka",
.priv_data_size = sizeof(MatroskaMuxContext),
- .audio_codec = CONFIG_LIBVORBIS_ENCODER ?
- AV_CODEC_ID_VORBIS : AV_CODEC_ID_AC3,
+ .audio_codec = PREFAUDIO,
.video_codec = AV_CODEC_ID_NONE,
.init = mkv_init,
.deinit = mkv_deinit,