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Code Issues Releases Activity

avcodec/rv10: Perform RV20 initialization during init

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2025-05-25 15:40:25 +02:00
parent 8e0f064a11
commit f5fc31acec
1 changed files with 4 additions and 4 deletions
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8
libavcodec/rv10.c
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@ -284,7 +284,6 @@ static int rv20_decode_picture_header(RVDecContext *rv, int whole_size)
skip_bits(&s->gb, 5); skip_bits(&s->gb, 5);
s->h263_aic = s->pict_type == AV_PICTURE_TYPE_I; s->h263_aic = s->pict_type == AV_PICTURE_TYPE_I;
s->modified_quant = 1;
if (!s->avctx->lowres) if (!s->avctx->lowres)
s->loop_filter = 1; s->loop_filter = 1;
@ -370,6 +369,10 @@ static av_cold int rv10_decode_init(AVCodecContext *avctx)
s->h263_long_vectors = avctx->extradata[3] & 1; s->h263_long_vectors = avctx->extradata[3] & 1;
rv->sub_id = AV_RB32A(avctx->extradata + 4); rv->sub_id = AV_RB32A(avctx->extradata + 4);
if (avctx->codec_id == AV_CODEC_ID_RV20) {
s->modified_quant = 1;
s->chroma_qscale_table = ff_h263_chroma_qscale_table;
}
major_ver = RV_GET_MAJOR_VER(rv->sub_id); major_ver = RV_GET_MAJOR_VER(rv->sub_id);
minor_ver = RV_GET_MINOR_VER(rv->sub_id); minor_ver = RV_GET_MINOR_VER(rv->sub_id);
@ -475,9 +478,6 @@ static int rv10_decode_packet(AVCodecContext *avctx, const uint8_t *buf,
s->c_dc_scale_table = ff_mpeg1_dc_scale_table; s->c_dc_scale_table = ff_mpeg1_dc_scale_table;
} }
if (s->modified_quant)
s->chroma_qscale_table = ff_h263_chroma_qscale_table;
ff_set_qscale(s, s->qscale); ff_set_qscale(s, s->qscale);
s->rv10_first_dc_coded[0] = 0; s->rv10_first_dc_coded[0] = 0;