diff options
| -rw-r--r-- | libavcodec/h263dec.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c index a6252f2905..29634b0e9d 100644 --- a/libavcodec/h263dec.c +++ b/libavcodec/h263dec.c @@ -40,6 +40,14 @@ #include "qpeldsp.h" #include "thread.h" +static enum AVPixelFormat h263_get_format(AVCodecContext *avctx) +{ + if (avctx->codec->id == AV_CODEC_ID_MSS2) + return AV_PIX_FMT_YUV420P; + + return avctx->pix_fmt = ff_get_format(avctx, avctx->codec->pix_fmts); +} + av_cold int ff_h263_decode_init(AVCodecContext *avctx) { MpegEncContext *s = avctx->priv_data; @@ -56,10 +64,6 @@ av_cold int ff_h263_decode_init(AVCodecContext *avctx) s->quant_precision = 5; s->decode_mb = ff_h263_decode_mb; s->low_delay = 1; - if (avctx->codec->id == AV_CODEC_ID_MSS2) - avctx->pix_fmt = AV_PIX_FMT_YUV420P; - else - avctx->pix_fmt = ff_get_format(avctx, avctx->codec->pix_fmts); s->unrestricted_mv = 1; /* select sub codec */ @@ -114,6 +118,7 @@ av_cold int ff_h263_decode_init(AVCodecContext *avctx) /* for h263, we allocate the images after having read the header */ if (avctx->codec->id != AV_CODEC_ID_H263 && avctx->codec->id != AV_CODEC_ID_MPEG4) { + avctx->pix_fmt = h263_get_format(avctx); ff_mpv_idct_init(s); if ((ret = ff_mpv_common_init(s)) < 0) return ret; @@ -454,9 +459,11 @@ int ff_h263_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, return ret; } - if (!s->context_initialized) + if (!s->context_initialized) { + avctx->pix_fmt = h263_get_format(avctx); if ((ret = ff_mpv_common_init(s)) < 0) return ret; + } if (!s->current_picture_ptr || s->current_picture_ptr->f->data[0]) { int i = ff_find_unused_picture(s, 0); |