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authorAnton Khirnov <anton@khirnov.net>2011-10-19 09:28:45 +0200
committerAnton Khirnov <anton@khirnov.net>2011-10-23 14:14:39 +0200
commitda22ba7df461c13bf0b0eabc953303803a285d91 (patch)
treea21067830f6440cad22a15cf67438704de8e53bf /libavcodec/mpeg12.c
parentcc05a45d339d57214d647f5e01e91491c78a0b24 (diff)
mpeg12: move full_pel from MpegEncContext to Mpeg1Context
It's MPEG-1 specific.
Diffstat (limited to 'libavcodec/mpeg12.c')
-rw-r--r--libavcodec/mpeg12.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/libavcodec/mpeg12.c b/libavcodec/mpeg12.c
index 82dc53279f..63b6066f32 100644
--- a/libavcodec/mpeg12.c
+++ b/libavcodec/mpeg12.c
@@ -734,8 +734,9 @@ static void exchange_uv(MpegEncContext *s)
#define MT_16X8 2
#define MT_DMV 3
-static int mpeg_decode_mb(MpegEncContext *s, DCTELEM block[12][64])
+static int mpeg_decode_mb(Mpeg1Context *s1, DCTELEM block[12][64])
{
+ MpegEncContext *s = &s1->mpeg_enc_ctx;
int i, j, k, cbp, val, mb_type, motion_type;
const int mb_block_count = 4 + (1 << s->chroma_format);
@@ -909,7 +910,7 @@ static int mpeg_decode_mb(MpegEncContext *s, DCTELEM block[12][64])
s->mv[i][0][1]= s->last_mv[i][0][1]= s->last_mv[i][1][1] =
mpeg_decode_motion(s, s->mpeg_f_code[i][1], s->last_mv[i][0][1]);
/* full_pel: only for MPEG-1 */
- if (s->full_pel[i]) {
+ if (s1->full_pel[i]) {
s->mv[i][0][0] <<= 1;
s->mv[i][0][1] <<= 1;
}
@@ -1327,7 +1328,7 @@ static int mpeg1_decode_picture(AVCodecContext *avctx,
vbv_delay = get_bits(&s->gb, 16);
if (s->pict_type == AV_PICTURE_TYPE_P || s->pict_type == AV_PICTURE_TYPE_B) {
- s->full_pel[0] = get_bits1(&s->gb);
+ s1->full_pel[0] = get_bits1(&s->gb);
f_code = get_bits(&s->gb, 3);
if (f_code == 0 && (avctx->err_recognition & AV_EF_BITSTREAM))
return -1;
@@ -1335,7 +1336,7 @@ static int mpeg1_decode_picture(AVCodecContext *avctx,
s->mpeg_f_code[0][1] = f_code;
}
if (s->pict_type == AV_PICTURE_TYPE_B) {
- s->full_pel[1] = get_bits1(&s->gb);
+ s1->full_pel[1] = get_bits1(&s->gb);
f_code = get_bits(&s->gb, 3);
if (f_code == 0 && (avctx->err_recognition & AV_EF_BITSTREAM))
return -1;
@@ -1483,7 +1484,7 @@ static void mpeg_decode_picture_coding_extension(Mpeg1Context *s1)
{
MpegEncContext *s = &s1->mpeg_enc_ctx;
- s->full_pel[0] = s->full_pel[1] = 0;
+ s1->full_pel[0] = s1->full_pel[1] = 0;
s->mpeg_f_code[0][0] = get_bits(&s->gb, 4);
s->mpeg_f_code[0][1] = get_bits(&s->gb, 4);
s->mpeg_f_code[1][0] = get_bits(&s->gb, 4);
@@ -1715,7 +1716,7 @@ static int mpeg_decode_slice(Mpeg1Context *s1, int mb_y,
if (CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration > 1)
ff_xvmc_init_block(s); // set s->block
- if (mpeg_decode_mb(s, s->block) < 0)
+ if (mpeg_decode_mb(s1, s->block) < 0)
return -1;
if (s->current_picture.f.motion_val[0] && !s->encoding) { // note motion_val is normally NULL unless we want to extract the MVs
@@ -2258,7 +2259,7 @@ static int decode_chunks(AVCodecContext *avctx,
}
if (CONFIG_MPEG_VDPAU_DECODER && avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)
- ff_vdpau_mpeg_picture_complete(s2, buf, buf_size, s->slice_count);
+ ff_vdpau_mpeg_picture_complete(s, buf, buf_size, s->slice_count);
if (slice_end(avctx, picture)) {
if (s2->last_picture_ptr || s2->low_delay) //FIXME merge with the stuff in mpeg_decode_slice