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avcodec/bsf/pcm_rechunk: add some more supported PCM formats

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Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2024-03-03 21:44:02 +01:00
parent 66e6272917
commit 9eebeea4dd
1 changed files with 19 additions and 1 deletions
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20
libavcodec/bsf/pcm_rechunk.c
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@ -108,6 +108,18 @@ static int get_next_nb_samples(AVBSFContext *ctx)
}
}
static void set_silence(AVCodecParameters *par, uint8_t *buf, size_t size)
{
int c = 0;
switch (par->codec_id) {
case AV_CODEC_ID_PCM_ALAW: c = 0xd5; break;
case AV_CODEC_ID_PCM_MULAW:
case AV_CODEC_ID_PCM_VIDC: c = 0xff; break;
case AV_CODEC_ID_PCM_U8: c = 0x80; break;
}
memset(buf, c, size);
}
static int rechunk_filter(AVBSFContext *ctx, AVPacket *pkt)
{
PCMContext *s = ctx->priv_data;
@ -158,7 +170,7 @@ static int rechunk_filter(AVBSFContext *ctx, AVPacket *pkt)
ret = ff_bsf_get_packet_ref(ctx, s->in_pkt);
if (ret == AVERROR_EOF && s->out_pkt->size) {
if (s->pad) {
memset(s->out_pkt->data + s->out_pkt->size, 0, data_size - s->out_pkt->size);
set_silence(ctx->par_in, s->out_pkt->data + s->out_pkt->size, data_size - s->out_pkt->size);
s->out_pkt->size = data_size;
} else {
nb_samples = s->out_pkt->size / s->sample_size;
@ -193,21 +205,27 @@ static const AVClass pcm_rechunk_class = {
};
static const enum AVCodecID codec_ids[] = {
AV_CODEC_ID_PCM_ALAW,
AV_CODEC_ID_PCM_F16LE,
AV_CODEC_ID_PCM_F24LE,
AV_CODEC_ID_PCM_F32BE,
AV_CODEC_ID_PCM_F32LE,
AV_CODEC_ID_PCM_F64BE,
AV_CODEC_ID_PCM_F64LE,
AV_CODEC_ID_PCM_MULAW,
AV_CODEC_ID_PCM_S16BE,
AV_CODEC_ID_PCM_S16LE,
AV_CODEC_ID_PCM_S24BE,
AV_CODEC_ID_PCM_S24DAUD,
AV_CODEC_ID_PCM_S24LE,
AV_CODEC_ID_PCM_S32BE,
AV_CODEC_ID_PCM_S32LE,
AV_CODEC_ID_PCM_S64BE,
AV_CODEC_ID_PCM_S64LE,
AV_CODEC_ID_PCM_S8,
AV_CODEC_ID_PCM_SGA,
AV_CODEC_ID_PCM_U8,
AV_CODEC_ID_PCM_VIDC,
AV_CODEC_ID_NONE,
};