aboutsummaryrefslogtreecommitdiffstats
path: root/libavcodec/ituh263dec.c
diff options
context:
space:
mode:
authorMartin Storsjö <martin@martin.st>2012-02-09 11:28:46 +0200
committerMartin Storsjö <martin@martin.st>2012-02-15 22:06:22 +0200
commitddce8953a5056800ec795df2dfd84fc17a11b5fc (patch)
treea5bd29bb71950114ae9504e5f581bb542d5eca37 /libavcodec/ituh263dec.c
parent167f3b8de71657dec0948f0a859259f35b318fac (diff)
downloadffmpeg-ddce8953a5056800ec795df2dfd84fc17a11b5fc.tar.gz
h263: Add ff_ prefix to nonstatic symbols
Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavcodec/ituh263dec.c')
-rw-r--r--libavcodec/ituh263dec.c78
1 files changed, 39 insertions, 39 deletions
diff --git a/libavcodec/ituh263dec.c b/libavcodec/ituh263dec.c
index 148bb33a36..144d035e0e 100644
--- a/libavcodec/ituh263dec.c
+++ b/libavcodec/ituh263dec.c
@@ -101,7 +101,7 @@ static VLC cbpc_b_vlc;
/* init vlcs */
/* XXX: find a better solution to handle static init */
-void h263_decode_init_vlc(MpegEncContext *s)
+void ff_h263_decode_init_vlc(MpegEncContext *s)
{
static int done = 0;
@@ -118,18 +118,18 @@ void h263_decode_init_vlc(MpegEncContext *s)
&ff_h263_cbpy_tab[0][1], 2, 1,
&ff_h263_cbpy_tab[0][0], 2, 1, 64);
INIT_VLC_STATIC(&mv_vlc, MV_VLC_BITS, 33,
- &mvtab[0][1], 2, 1,
- &mvtab[0][0], 2, 1, 538);
+ &ff_mvtab[0][1], 2, 1,
+ &ff_mvtab[0][0], 2, 1, 538);
init_rl(&ff_h263_rl_inter, ff_h263_static_rl_table_store[0]);
- init_rl(&rl_intra_aic, ff_h263_static_rl_table_store[1]);
+ init_rl(&ff_rl_intra_aic, ff_h263_static_rl_table_store[1]);
INIT_VLC_RL(ff_h263_rl_inter, 554);
- INIT_VLC_RL(rl_intra_aic, 554);
+ INIT_VLC_RL(ff_rl_intra_aic, 554);
INIT_VLC_STATIC(&h263_mbtype_b_vlc, H263_MBTYPE_B_VLC_BITS, 15,
- &h263_mbtype_b_tab[0][1], 2, 1,
- &h263_mbtype_b_tab[0][0], 2, 1, 80);
+ &ff_h263_mbtype_b_tab[0][1], 2, 1,
+ &ff_h263_mbtype_b_tab[0][0], 2, 1, 80);
INIT_VLC_STATIC(&cbpc_b_vlc, CBPC_B_VLC_BITS, 4,
- &cbpc_b_tab[0][1], 2, 1,
- &cbpc_b_tab[0][0], 2, 1, 8);
+ &ff_cbpc_b_tab[0][1], 2, 1,
+ &ff_cbpc_b_tab[0][0], 2, 1, 8);
}
}
@@ -269,7 +269,7 @@ int ff_h263_resync(MpegEncContext *s){
return -1;
}
-int h263_decode_motion(MpegEncContext * s, int pred, int f_code)
+int ff_h263_decode_motion(MpegEncContext * s, int pred, int f_code)
{
int code, val, sign, shift;
code = get_vlc2(&s->gb, mv_vlc.table, MV_VLC_BITS, 2);
@@ -379,16 +379,16 @@ static void preview_obmc(MpegEncContext *s){
if ((cbpc & 16) == 0) {
s->current_picture.f.mb_type[xy] = MB_TYPE_16x16 | MB_TYPE_L0;
/* 16x16 motion prediction */
- mot_val= h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+ mot_val= ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
if (s->umvplus)
mx = h263p_decode_umotion(s, pred_x);
else
- mx = h263_decode_motion(s, pred_x, 1);
+ mx = ff_h263_decode_motion(s, pred_x, 1);
if (s->umvplus)
my = h263p_decode_umotion(s, pred_y);
else
- my = h263_decode_motion(s, pred_y, 1);
+ my = ff_h263_decode_motion(s, pred_y, 1);
mot_val[0 ]= mot_val[2 ]=
mot_val[0+stride]= mot_val[2+stride]= mx;
@@ -397,16 +397,16 @@ static void preview_obmc(MpegEncContext *s){
} else {
s->current_picture.f.mb_type[xy] = MB_TYPE_8x8 | MB_TYPE_L0;
for(i=0;i<4;i++) {
- mot_val = h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+ mot_val = ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
if (s->umvplus)
mx = h263p_decode_umotion(s, pred_x);
else
- mx = h263_decode_motion(s, pred_x, 1);
+ mx = ff_h263_decode_motion(s, pred_x, 1);
if (s->umvplus)
my = h263p_decode_umotion(s, pred_y);
else
- my = h263_decode_motion(s, pred_y, 1);
+ my = ff_h263_decode_motion(s, pred_y, 1);
if (s->umvplus && (mx - pred_x) == 1 && (my - pred_y) == 1)
skip_bits1(&s->gb); /* Bit stuffing to prevent PSC */
mot_val[0] = mx;
@@ -430,7 +430,7 @@ static void h263_decode_dquant(MpegEncContext *s){
if(s->modified_quant){
if(get_bits1(&s->gb))
- s->qscale= modified_quant_tab[get_bits1(&s->gb)][ s->qscale ];
+ s->qscale= ff_modified_quant_tab[get_bits1(&s->gb)][ s->qscale ];
else
s->qscale= get_bits(&s->gb, 5);
}else
@@ -448,7 +448,7 @@ static int h263_decode_block(MpegEncContext * s, DCTELEM * block,
scan_table = s->intra_scantable.permutated;
if (s->h263_aic && s->mb_intra) {
- rl = &rl_intra_aic;
+ rl = &ff_rl_intra_aic;
i = 0;
if (s->ac_pred) {
if (s->h263_aic_dir)
@@ -537,7 +537,7 @@ retry:
if (i >= 64){
if(s->alt_inter_vlc && rl == &ff_h263_rl_inter && !s->mb_intra){
//Looks like a hack but no, it's the way it is supposed to work ...
- rl = &rl_intra_aic;
+ rl = &ff_rl_intra_aic;
i = 0;
s->gb= gb;
s->dsp.clear_block(block);
@@ -554,7 +554,7 @@ retry:
}
not_coded:
if (s->mb_intra && s->h263_aic) {
- h263_pred_acdc(s, block, n);
+ ff_h263_pred_acdc(s, block, n);
i = 63;
}
s->block_last_index[n] = i;
@@ -653,11 +653,11 @@ int ff_h263_decode_mb(MpegEncContext *s,
s->current_picture.f.mb_type[xy] = MB_TYPE_16x16 | MB_TYPE_L0;
/* 16x16 motion prediction */
s->mv_type = MV_TYPE_16X16;
- h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+ ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
if (s->umvplus)
mx = h263p_decode_umotion(s, pred_x);
else
- mx = h263_decode_motion(s, pred_x, 1);
+ mx = ff_h263_decode_motion(s, pred_x, 1);
if (mx >= 0xffff)
return -1;
@@ -665,7 +665,7 @@ int ff_h263_decode_mb(MpegEncContext *s,
if (s->umvplus)
my = h263p_decode_umotion(s, pred_y);
else
- my = h263_decode_motion(s, pred_y, 1);
+ my = ff_h263_decode_motion(s, pred_y, 1);
if (my >= 0xffff)
return -1;
@@ -678,18 +678,18 @@ int ff_h263_decode_mb(MpegEncContext *s,
s->current_picture.f.mb_type[xy] = MB_TYPE_8x8 | MB_TYPE_L0;
s->mv_type = MV_TYPE_8X8;
for(i=0;i<4;i++) {
- mot_val = h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+ mot_val = ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
if (s->umvplus)
mx = h263p_decode_umotion(s, pred_x);
else
- mx = h263_decode_motion(s, pred_x, 1);
+ mx = ff_h263_decode_motion(s, pred_x, 1);
if (mx >= 0xffff)
return -1;
if (s->umvplus)
my = h263p_decode_umotion(s, pred_y);
else
- my = h263_decode_motion(s, pred_y, 1);
+ my = ff_h263_decode_motion(s, pred_y, 1);
if (my >= 0xffff)
return -1;
s->mv[0][i][0] = mx;
@@ -761,11 +761,11 @@ int ff_h263_decode_mb(MpegEncContext *s,
//FIXME UMV
if(USES_LIST(mb_type, 0)){
- int16_t *mot_val= h263_pred_motion(s, 0, 0, &mx, &my);
+ int16_t *mot_val= ff_h263_pred_motion(s, 0, 0, &mx, &my);
s->mv_dir = MV_DIR_FORWARD;
- mx = h263_decode_motion(s, mx, 1);
- my = h263_decode_motion(s, my, 1);
+ mx = ff_h263_decode_motion(s, mx, 1);
+ my = ff_h263_decode_motion(s, my, 1);
s->mv[0][0][0] = mx;
s->mv[0][0][1] = my;
@@ -774,11 +774,11 @@ int ff_h263_decode_mb(MpegEncContext *s,
}
if(USES_LIST(mb_type, 1)){
- int16_t *mot_val= h263_pred_motion(s, 0, 1, &mx, &my);
+ int16_t *mot_val= ff_h263_pred_motion(s, 0, 1, &mx, &my);
s->mv_dir |= MV_DIR_BACKWARD;
- mx = h263_decode_motion(s, mx, 1);
- my = h263_decode_motion(s, my, 1);
+ mx = ff_h263_decode_motion(s, mx, 1);
+ my = ff_h263_decode_motion(s, my, 1);
s->mv[1][0][0] = mx;
s->mv[1][0][1] = my;
@@ -829,8 +829,8 @@ intra:
}
while(pb_mv_count--){
- h263_decode_motion(s, 0, 1);
- h263_decode_motion(s, 0, 1);
+ ff_h263_decode_motion(s, 0, 1);
+ ff_h263_decode_motion(s, 0, 1);
}
/* decode each block */
@@ -864,7 +864,7 @@ end:
}
/* most is hardcoded. should extend to handle all h263 streams */
-int h263_decode_picture_header(MpegEncContext *s)
+int ff_h263_decode_picture_header(MpegEncContext *s)
{
int format, width, height, i;
uint32_t startcode;
@@ -916,8 +916,8 @@ int h263_decode_picture_header(MpegEncContext *s)
if (format != 7 && format != 6) {
s->h263_plus = 0;
/* H.263v1 */
- width = h263_format[format][0];
- height = h263_format[format][1];
+ width = ff_h263_format[format][0];
+ height = ff_h263_format[format][1];
if (!width)
return -1;
@@ -1024,8 +1024,8 @@ int h263_decode_picture_header(MpegEncContext *s)
s->avctx->sample_aspect_ratio= ff_h263_pixel_aspect[s->aspect_ratio_info];
}
} else {
- width = h263_format[format][0];
- height = h263_format[format][1];
+ width = ff_h263_format[format][0];
+ height = ff_h263_format[format][1];
s->avctx->sample_aspect_ratio= (AVRational){12,11};
}
if ((width == 0) || (height == 0))