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FFmpeg: Disallow recording video with no audio nor video

This commit is contained in:
Vicki Pfau 2020-02-02 16:46:11 -08:00
parent b192e6b5ed
commit 8f1c3172c8
2 changed files with 2 additions and 1 deletions
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1
CHANGES
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@ -19,6 +19,7 @@ Other fixes:
- Core: Ensure ELF regions can be written before trying
- Core: Fix integer overflow in ELF loading
- FFmpeg: Fix crash when -strict -2 is needed for vcodec or container
- FFmpeg: Disallow recording video with no audio nor video
- Qt: Only dynamically reset video scale if a game is running
- Qt: Fix race condition with proxied video events
- Qt: Force OpenGL paint engine creation thread (fixes mgba.io/i/1642)

2
src/feature/ffmpeg/ffmpeg-encoder.c
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@ -232,7 +232,7 @@ bool FFmpegEncoderVerifyContainer(struct FFmpegEncoder* encoder) {
AVOutputFormat* oformat = av_guess_format(encoder->containerFormat, 0, 0);
AVCodec* acodec = avcodec_find_encoder_by_name(encoder->audioCodec);
AVCodec* vcodec = avcodec_find_encoder_by_name(encoder->videoCodec);
if ((encoder->audioCodec && !acodec) || (encoder->videoCodec && !vcodec) || !oformat) {
if ((encoder->audioCodec && !acodec) || (encoder->videoCodec && !vcodec) || !oformat || (!acodec && !vcodec)) {
return false;
}
if (encoder->audioCodec && !avformat_query_codec(oformat, acodec->id, FF_COMPLIANCE_EXPERIMENTAL)) {