From 1468d503a957ad20bf458dc7e07f184399cd672d Mon Sep 17 00:00:00 2001 From: Gwenole Beauchesne Date: Fri, 27 Feb 2009 08:27:50 +0000 Subject: Add HW acceleration hooks for MPEG-4 / H.263 decoding. Patch by Gwenole Beauchesne. Originally committed as revision 17637 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/h263dec.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'libavcodec/h263dec.c') diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c index bb42d495fa..9a7b84a78b 100644 --- a/libavcodec/h263dec.c +++ b/libavcodec/h263dec.c @@ -161,8 +161,12 @@ static int decode_slice(MpegEncContext *s){ ff_set_qscale(s, s->qscale); - if (s->avctx->hwaccel) - return 0; + if (s->avctx->hwaccel) { + const uint8_t *start= s->gb.buffer + get_bits_count(&s->gb)/8; + const uint8_t *end = ff_h263_find_resync_marker(start + 1, s->gb.buffer_end); + skip_bits_long(&s->gb, 8*(end - start)); + return s->avctx->hwaccel->decode_slice(s->avctx, start, end - start); + } if(s->partitioned_frame){ const int qscale= s->qscale; @@ -617,6 +621,11 @@ retry: if(MPV_frame_start(s, avctx) < 0) return -1; + if (avctx->hwaccel) { + if (avctx->hwaccel->start_frame(avctx, buf, buf_size) < 0) + return -1; + } + #ifdef DEBUG av_log(avctx, AV_LOG_DEBUG, "qscale=%d\n", s->qscale); #endif -- cgit v1.2.3