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Code Issues Releases Activity

avformat/hls: Don't access FFInputFormat.raw_codec_id

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It is an implementation detail of other input formats whether
they use raw_codec_id or not. The HLS demuxer should not rely
on this.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2024-03-18 00:24:39 +01:00
parent 8d8b5947c3
commit 5144455c20
2 changed files with 7 additions and 4 deletions
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10
libavformat/hls.c
View File

@ -2100,10 +2100,12 @@ static int hls_read_header(AVFormatContext *s)
*/
if (seg && seg->key_type == KEY_SAMPLE_AES && pls->is_id3_timestamped &&
pls->audio_setup_info.codec_id != AV_CODEC_ID_NONE) {
void *iter = NULL;
while ((in_fmt = av_demuxer_iterate(&iter)))
if (ffifmt(in_fmt)->raw_codec_id == pls->audio_setup_info.codec_id)
break;
av_assert1(pls->audio_setup_info.codec_id == AV_CODEC_ID_AAC ||
pls->audio_setup_info.codec_id == AV_CODEC_ID_AC3 ||
pls->audio_setup_info.codec_id == AV_CODEC_ID_EAC3);
// Keep this list in sync with ff_hls_senc_read_audio_setup_info()
in_fmt = av_find_input_format(pls->audio_setup_info.codec_id == AV_CODEC_ID_AAC ? "aac" :
pls->audio_setup_info.codec_id == AV_CODEC_ID_AC3 ? "ac3" : "eac3");
} else {
pls->ctx->probesize = s->probesize > 0 ? s->probesize : 1024 * 4;
pls->ctx->max_analyze_duration = s->max_analyze_duration > 0 ? s->max_analyze_duration : 4 * AV_TIME_BASE;

1
libavformat/hls_sample_encryption.c
View File

@ -64,6 +64,7 @@ void ff_hls_senc_read_audio_setup_info(HLSAudioSetupInfo *info, const uint8_t *b
info->codec_tag = AV_RL32(buf);
/* Always keep this list in sync with the one from hls_read_header() */
if (info->codec_tag == MKTAG('z','a','a','c'))
info->codec_id = AV_CODEC_ID_AAC;
else if (info->codec_tag == MKTAG('z','a','c','3'))