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Code Issues Releases Activity

avcodec/mlpdec: add flush support

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Fixes spurious lossless check failures when seeking.
This commit is contained in:
Paul B Mahol 2021-08-28 17:07:31 +02:00
parent a4c98c507e
commit 5673a48425
1 changed files with 14 additions and 0 deletions
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14
libavcodec/mlpdec.c
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@ -1330,6 +1330,18 @@ error:
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }
static void mlp_decode_flush(AVCodecContext *avctx)
{
MLPDecodeContext *m = avctx->priv_data;
m->params_valid = 0;
for (int substr = 0; substr <= m->max_decoded_substream; substr++){
SubStream *s = &m->substream[substr];
s->lossless_check_data = 0xffffffff;
}
}
#if CONFIG_MLP_DECODER #if CONFIG_MLP_DECODER
const AVCodec ff_mlp_decoder = { const AVCodec ff_mlp_decoder = {
.name = "mlp", .name = "mlp",
@ -1339,6 +1351,7 @@ const AVCodec ff_mlp_decoder = {
.priv_data_size = sizeof(MLPDecodeContext), .priv_data_size = sizeof(MLPDecodeContext),
.init = mlp_decode_init, .init = mlp_decode_init,
.decode = read_access_unit, .decode = read_access_unit,
.flush = mlp_decode_flush,
.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_CHANNEL_CONF, .capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_CHANNEL_CONF,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE, .caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
}; };
@ -1352,6 +1365,7 @@ const AVCodec ff_truehd_decoder = {
.priv_data_size = sizeof(MLPDecodeContext), .priv_data_size = sizeof(MLPDecodeContext),
.init = mlp_decode_init, .init = mlp_decode_init,
.decode = read_access_unit, .decode = read_access_unit,
.flush = mlp_decode_flush,
.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_CHANNEL_CONF, .capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_CHANNEL_CONF,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE, .caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
}; };