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authorDiego Biurrun <diego@biurrun.de>2005-12-17 18:14:38 +0000
committerDiego Biurrun <diego@biurrun.de>2005-12-17 18:14:38 +0000
commit115329f16062074e11ccf3b89ead6176606c9696 (patch)
treee98aa993905a702688bf821737ab9a443969fc28 /libavcodec/wmv2.c
parentd76319b1ab716320f6e6a4d690b85fe4504ebd5b (diff)
downloadffmpeg-115329f16062074e11ccf3b89ead6176606c9696.tar.gz
COSMETICS: Remove all trailing whitespace.
Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/wmv2.c')
-rw-r--r--libavcodec/wmv2.c152
1 files changed, 76 insertions, 76 deletions
diff --git a/libavcodec/wmv2.c b/libavcodec/wmv2.c
index 75e924cb67..4708454190 100644
--- a/libavcodec/wmv2.c
+++ b/libavcodec/wmv2.c
@@ -21,9 +21,9 @@
* @file wmv2.c
* wmv2 codec.
*/
-
+
#include "simple_idct.h"
-
+
#define SKIP_TYPE_NONE 0
#define SKIP_TYPE_MPEG 1
#define SKIP_TYPE_ROW 2
@@ -47,14 +47,14 @@ typedef struct Wmv2Context{
int per_mb_rl_bit;
int skip_type;
int hshift;
-
+
ScanTable abt_scantable[2];
DCTELEM abt_block2[6][64] __align8;
}Wmv2Context;
static void wmv2_common_init(Wmv2Context * w){
MpegEncContext * const s= &w->s;
-
+
ff_init_scantable(s->dsp.idct_permutation, &w->abt_scantable[0], wmv2_scantableA);
ff_init_scantable(s->dsp.idct_permutation, &w->abt_scantable[1], wmv2_scantableB);
}
@@ -65,12 +65,12 @@ static int encode_ext_header(Wmv2Context *w){
MpegEncContext * const s= &w->s;
PutBitContext pb;
int code;
-
+
init_put_bits(&pb, s->avctx->extradata, s->avctx->extradata_size);
put_bits(&pb, 5, s->avctx->time_base.den / s->avctx->time_base.num); //yes 29.97 -> 29
put_bits(&pb, 11, FFMIN(s->bit_rate/1024, 2047));
-
+
put_bits(&pb, 1, w->mspel_bit=1);
put_bits(&pb, 1, w->flag3=1);
put_bits(&pb, 1, w->abt_flag=1);
@@ -78,38 +78,38 @@ static int encode_ext_header(Wmv2Context *w){
put_bits(&pb, 1, w->top_left_mv_flag=0);
put_bits(&pb, 1, w->per_mb_rl_bit=1);
put_bits(&pb, 3, code=1);
-
+
flush_put_bits(&pb);
s->slice_height = s->mb_height / code;
-
+
return 0;
}
static int wmv2_encode_init(AVCodecContext *avctx){
Wmv2Context * const w= avctx->priv_data;
-
+
if(MPV_encode_init(avctx) < 0)
return -1;
-
+
wmv2_common_init(w);
avctx->extradata_size= 4;
avctx->extradata= av_mallocz(avctx->extradata_size + 10);
encode_ext_header(w);
-
+
return 0;
}
#if 0 /* unused, remove? */
static int wmv2_encode_end(AVCodecContext *avctx){
-
+
if(MPV_encode_end(avctx) < 0)
return -1;
-
+
avctx->extradata_size= 0;
av_freep(&avctx->extradata);
-
+
return 0;
}
#endif
@@ -138,9 +138,9 @@ int ff_wmv2_encode_picture_header(MpegEncContext * s, int picture_number)
if (s->pict_type == I_TYPE) {
assert(s->no_rounding==1);
if(w->j_type_bit) put_bits(&s->pb, 1, w->j_type);
-
+
if(w->per_mb_rl_bit) put_bits(&s->pb, 1, s->per_mb_rl_table);
-
+
if(!s->per_mb_rl_table){
code012(&s->pb, s->rl_chroma_table_index);
code012(&s->pb, s->rl_table_index);
@@ -153,7 +153,7 @@ int ff_wmv2_encode_picture_header(MpegEncContext * s, int picture_number)
int cbp_index;
put_bits(&s->pb, 2, SKIP_TYPE_NONE);
-
+
code012(&s->pb, cbp_index=0);
if(s->qscale <= 10){
int map[3]= {0,2,1};
@@ -167,7 +167,7 @@ int ff_wmv2_encode_picture_header(MpegEncContext * s, int picture_number)
}
if(w->mspel_bit) put_bits(&s->pb, 1, s->mspel);
-
+
if(w->abt_flag){
put_bits(&s->pb, 1, w->per_mb_abt^1);
if(!w->per_mb_abt){
@@ -176,14 +176,14 @@ int ff_wmv2_encode_picture_header(MpegEncContext * s, int picture_number)
}
if(w->per_mb_rl_bit) put_bits(&s->pb, 1, s->per_mb_rl_table);
-
+
if(!s->per_mb_rl_table){
code012(&s->pb, s->rl_table_index);
s->rl_chroma_table_index = s->rl_table_index;
}
put_bits(&s->pb, 1, s->dc_table_index);
put_bits(&s->pb, 1, s->mv_table_index);
-
+
s->inter_intra_pred= 0;//(s->width*s->height < 320*240 && s->bit_rate<=II_BITRATE);
}
s->esc3_level_length= 0;
@@ -194,7 +194,7 @@ int ff_wmv2_encode_picture_header(MpegEncContext * s, int picture_number)
// nearly idential to wmv1 but thats just because we dont use the useless M$ crap features
// its duplicated here in case someone wants to add support for these carp features
-void ff_wmv2_encode_mb(MpegEncContext * s,
+void ff_wmv2_encode_mb(MpegEncContext * s,
DCTELEM block[6][64],
int motion_x, int motion_y)
{
@@ -204,7 +204,7 @@ void ff_wmv2_encode_mb(MpegEncContext * s,
uint8_t *coded_block;
handle_slices(s);
-
+
if (!s->mb_intra) {
/* compute cbp */
set_stat(ST_INTER_MB);
@@ -213,14 +213,14 @@ void ff_wmv2_encode_mb(MpegEncContext * s,
if (s->block_last_index[i] >= 0)
cbp |= 1 << (5 - i);
}
-
- put_bits(&s->pb,
- wmv2_inter_table[w->cbp_table_index][cbp + 64][1],
+
+ put_bits(&s->pb,
+ wmv2_inter_table[w->cbp_table_index][cbp + 64][1],
wmv2_inter_table[w->cbp_table_index][cbp + 64][0]);
/* motion vector */
h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
- msmpeg4_encode_motion(s, motion_x - pred_x,
+ msmpeg4_encode_motion(s, motion_x - pred_x,
motion_y - pred_y);
} else {
/* compute cbp */
@@ -245,11 +245,11 @@ void ff_wmv2_encode_mb(MpegEncContext * s,
if (s->pict_type == I_TYPE) {
set_stat(ST_INTRA_MB);
- put_bits(&s->pb,
+ put_bits(&s->pb,
ff_msmp4_mb_i_table[coded_cbp][1], ff_msmp4_mb_i_table[coded_cbp][0]);
} else {
- put_bits(&s->pb,
- wmv2_inter_table[w->cbp_table_index][cbp][1],
+ put_bits(&s->pb,
+ wmv2_inter_table[w->cbp_table_index][cbp][1],
wmv2_inter_table[w->cbp_table_index][cbp][0]);
}
set_stat(ST_INTRA_MB);
@@ -323,7 +323,7 @@ static int decode_ext_header(Wmv2Context *w){
int code;
if(s->avctx->extradata_size<4) return -1;
-
+
init_get_bits(&gb, s->avctx->extradata, s->avctx->extradata_size*8);
fps = get_bits(&gb, 5);
@@ -335,14 +335,14 @@ static int decode_ext_header(Wmv2Context *w){
w->top_left_mv_flag= get_bits1(&gb);
w->per_mb_rl_bit = get_bits1(&gb);
code = get_bits(&gb, 3);
-
+
if(code==0) return -1;
s->slice_height = s->mb_height / code;
if(s->avctx->debug&FF_DEBUG_PICT_INFO){
- av_log(s->avctx, AV_LOG_DEBUG, "fps:%d, br:%d, qpbit:%d, abt_flag:%d, j_type_bit:%d, tl_mv_flag:%d, mbrl_bit:%d, code:%d, flag3:%d, slices:%d\n",
- fps, s->bit_rate, w->mspel_bit, w->abt_flag, w->j_type_bit, w->top_left_mv_flag, w->per_mb_rl_bit, code, w->flag3,
+ av_log(s->avctx, AV_LOG_DEBUG, "fps:%d, br:%d, qpbit:%d, abt_flag:%d, j_type_bit:%d, tl_mv_flag:%d, mbrl_bit:%d, code:%d, flag3:%d, slices:%d\n",
+ fps, s->bit_rate, w->mspel_bit, w->abt_flag, w->j_type_bit, w->top_left_mv_flag, w->per_mb_rl_bit, code, w->flag3,
code);
}
return 0;
@@ -374,7 +374,7 @@ return -1;
s->chroma_qscale= s->qscale = get_bits(&s->gb, 5);
if(s->qscale < 0)
return -1;
-
+
return 0;
}
@@ -385,11 +385,11 @@ int ff_wmv2_decode_secondary_picture_header(MpegEncContext * s)
if (s->pict_type == I_TYPE) {
if(w->j_type_bit) w->j_type= get_bits1(&s->gb);
else w->j_type= 0; //FIXME check
-
+
if(!w->j_type){
if(w->per_mb_rl_bit) s->per_mb_rl_table= get_bits1(&s->gb);
else s->per_mb_rl_table= 0;
-
+
if(!s->per_mb_rl_table){
s->rl_chroma_table_index = decode012(&s->gb);
s->rl_table_index = decode012(&s->gb);
@@ -400,10 +400,10 @@ int ff_wmv2_decode_secondary_picture_header(MpegEncContext * s)
s->inter_intra_pred= 0;
s->no_rounding = 1;
if(s->avctx->debug&FF_DEBUG_PICT_INFO){
- av_log(s->avctx, AV_LOG_DEBUG, "qscale:%d rlc:%d rl:%d dc:%d mbrl:%d j_type:%d \n",
+ av_log(s->avctx, AV_LOG_DEBUG, "qscale:%d rlc:%d rl:%d dc:%d mbrl:%d j_type:%d \n",
s->qscale,
s->rl_chroma_table_index,
- s->rl_table_index,
+ s->rl_table_index,
s->dc_table_index,
s->per_mb_rl_table,
w->j_type);
@@ -427,7 +427,7 @@ int ff_wmv2_decode_secondary_picture_header(MpegEncContext * s)
if(w->mspel_bit) s->mspel= get_bits1(&s->gb);
else s->mspel= 0; //FIXME check
-
+
if(w->abt_flag){
w->per_mb_abt= get_bits1(&s->gb)^1;
if(!w->per_mb_abt){
@@ -437,7 +437,7 @@ int ff_wmv2_decode_secondary_picture_header(MpegEncContext * s)
if(w->per_mb_rl_bit) s->per_mb_rl_table= get_bits1(&s->gb);
else s->per_mb_rl_table= 0;
-
+
if(!s->per_mb_rl_table){
s->rl_table_index = decode012(&s->gb);
s->rl_chroma_table_index = s->rl_table_index;
@@ -445,14 +445,14 @@ int ff_wmv2_decode_secondary_picture_header(MpegEncContext * s)
s->dc_table_index = get_bits1(&s->gb);
s->mv_table_index = get_bits1(&s->gb);
-
+
s->inter_intra_pred= 0;//(s->width*s->height < 320*240 && s->bit_rate<=II_BITRATE);
s->no_rounding ^= 1;
-
+
if(s->avctx->debug&FF_DEBUG_PICT_INFO){
- av_log(s->avctx, AV_LOG_DEBUG, "rl:%d rlc:%d dc:%d mv:%d mbrl:%d qp:%d mspel:%d per_mb_abt:%d abt_type:%d cbp:%d ii:%d\n",
- s->rl_table_index,
- s->rl_chroma_table_index,
+ av_log(s->avctx, AV_LOG_DEBUG, "rl:%d rlc:%d dc:%d mv:%d mbrl:%d qp:%d mspel:%d per_mb_abt:%d abt_type:%d cbp:%d ii:%d\n",
+ s->rl_table_index,
+ s->rl_chroma_table_index,
s->dc_table_index,
s->mv_table_index,
s->per_mb_rl_table,
@@ -466,7 +466,7 @@ int ff_wmv2_decode_secondary_picture_header(MpegEncContext * s)
}
s->esc3_level_length= 0;
s->esc3_run_length= 0;
-
+
s->picture_number++; //FIXME ?
@@ -484,18 +484,18 @@ s->picture_number++; //FIXME ?
static inline int wmv2_decode_motion(Wmv2Context *w, int *mx_ptr, int *my_ptr){
MpegEncContext * const s= &w->s;
int ret;
-
+
ret= msmpeg4_decode_motion(s, mx_ptr, my_ptr);
-
+
if(ret<0) return -1;
-
+
if((((*mx_ptr)|(*my_ptr)) & 1) && s->mspel)
w->hshift= get_bits1(&s->gb);
- else
+ else
w->hshift= 0;
//printf("%d %d ", *mx_ptr, *my_ptr);
-
+
return 0;
}
@@ -512,17 +512,17 @@ static int16_t *wmv2_pred_motion(Wmv2Context *w, int *px, int *py){
A = s->current_picture.motion_val[0][xy - 1];
B = s->current_picture.motion_val[0][xy - wrap];
C = s->current_picture.motion_val[0][xy + 2 - wrap];
-
+
if(s->mb_x && !s->first_slice_line && !s->mspel && w->top_left_mv_flag)
diff= FFMAX(ABS(A[0] - B[0]), ABS(A[1] - B[1]));
- else
+ else
diff=0;
-
+
if(diff >= 8)
type= get_bits1(&s->gb);
else
type= 2;
-
+
if(type == 0){
*px= A[0];
*py= A[1];
@@ -548,12 +548,12 @@ static inline int wmv2_decode_inter_block(Wmv2Context *w, DCTELEM *block, int n,
static const int sub_cbp_table[3]= {2,3,1};
int sub_cbp;
- if(!cbp){
+ if(!cbp){
s->block_last_index[n] = -1;
return 0;
}
-
+
if(w->per_block_abt)
w->abt_type= decode012(&s->gb);
#if 0
@@ -574,7 +574,7 @@ static inline int wmv2_decode_inter_block(Wmv2Context *w, DCTELEM *block, int n,
if (msmpeg4_decode_block(s, block, n, 1, scantable) < 0)
return -1;
}
-
+
if(sub_cbp&2){
if (msmpeg4_decode_block(s, w->abt_block2[n], n, 1, scantable) < 0)
return -1;
@@ -618,9 +618,9 @@ void ff_wmv2_add_mb(MpegEncContext *s, DCTELEM block1[6][64], uint8_t *dest_y, u
wmv2_add_block(w, block1[1], dest_y + 8 , s->linesize, 1);
wmv2_add_block(w, block1[2], dest_y + 8*s->linesize, s->linesize, 2);
wmv2_add_block(w, block1[3], dest_y + 8 + 8*s->linesize, s->linesize, 3);
-
+
if(s->flags&CODEC_FLAG_GRAY) return;
-
+
wmv2_add_block(w, block1[4], dest_cb , s->uvlinesize, 4);
wmv2_add_block(w, block1[5], dest_cr , s->uvlinesize, 5);
}
@@ -634,12 +634,12 @@ void ff_mspel_motion(MpegEncContext *s,
uint8_t *ptr;
int dxy, offset, mx, my, src_x, src_y, v_edge_pos, linesize, uvlinesize;
int emu=0;
-
+
dxy = ((motion_y & 1) << 1) | (motion_x & 1);
dxy = 2*dxy + w->hshift;
src_x = s->mb_x * 16 + (motion_x >> 1);
src_y = s->mb_y * 16 + (motion_y >> 1);
-
+
/* WARNING: do no forget half pels */
v_edge_pos = s->v_edge_pos;
src_x = clip(src_x, -16, s->width);
@@ -651,7 +651,7 @@ void ff_mspel_motion(MpegEncContext *s,
if(s->flags&CODEC_FLAG_EMU_EDGE){
if(src_x<1 || src_y<1 || src_x + 17 >= s->h_edge_pos
|| src_y + h+1 >= v_edge_pos){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr - 1 - s->linesize, s->linesize, 19, 19,
+ ff_emulated_edge_mc(s->edge_emu_buffer, ptr - 1 - s->linesize, s->linesize, 19, 19,
src_x-1, src_y-1, s->h_edge_pos, s->v_edge_pos);
ptr= s->edge_emu_buffer + 1 + s->linesize;
emu=1;
@@ -680,7 +680,7 @@ void ff_mspel_motion(MpegEncContext *s,
mx >>= 1;
my >>= 1;
}
-
+
src_x = s->mb_x * 8 + mx;
src_y = s->mb_y * 8 + my;
src_x = clip(src_x, -8, s->width >> 1);
@@ -692,7 +692,7 @@ void ff_mspel_motion(MpegEncContext *s,
offset = (src_y * uvlinesize) + src_x;
ptr = ref_picture[1] + offset;
if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,
+ ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,
src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);
ptr= s->edge_emu_buffer;
}
@@ -700,7 +700,7 @@ void ff_mspel_motion(MpegEncContext *s,
ptr = ref_picture[2] + offset;
if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,
+ ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,
src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);
ptr= s->edge_emu_buffer;
}
@@ -715,7 +715,7 @@ static int wmv2_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
uint8_t *coded_val;
if(w->j_type) return 0;
-
+
if (s->pict_type == P_TYPE) {
if(IS_SKIP(s->current_picture.mb_type[s->mb_y * s->mb_stride + s->mb_x])){
/* skip mb */
@@ -735,7 +735,7 @@ static int wmv2_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
if (code < 0)
return -1;
s->mb_intra = (~code & 0x40) >> 6;
-
+
cbp = code & 0x3f;
} else {
s->mb_intra = 1;
@@ -761,7 +761,7 @@ static int wmv2_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
int mx, my;
//printf("P at %d %d\n", s->mb_x, s->mb_y);
wmv2_pred_motion(w, &mx, &my);
-
+
if(cbp){
s->dsp.clear_blocks(s->block[0]);
if(s->per_mb_rl_table){
@@ -776,7 +776,7 @@ static int wmv2_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
}else
w->per_block_abt=0;
}
-
+
if (wmv2_decode_motion(w, &mx, &my) < 0)
return -1;
@@ -791,7 +791,7 @@ static int wmv2_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
av_log(s->avctx, AV_LOG_ERROR, "\nerror while decoding inter block: %d x %d (%d)\n", s->mb_x, s->mb_y, i);
return -1;
}
- }
+ }
} else {
//if(s->pict_type==P_TYPE)
// printf("%d%d ", s->inter_intra_pred, cbp);
@@ -805,7 +805,7 @@ static int wmv2_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
s->rl_table_index = decode012(&s->gb);
s->rl_chroma_table_index = s->rl_table_index;
}
-
+
s->dsp.clear_blocks(s->block[0]);
for (i = 0; i < 6; i++) {
if (msmpeg4_decode_block(s, block[i], i, (cbp >> (5 - i)) & 1, NULL) < 0)
@@ -813,7 +813,7 @@ static int wmv2_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
av_log(s->avctx, AV_LOG_ERROR, "\nerror while decoding intra block: %d x %d (%d)\n", s->mb_x, s->mb_y, i);
return -1;
}
- }
+ }
}
return 0;
@@ -821,12 +821,12 @@ static int wmv2_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
static int wmv2_decode_init(AVCodecContext *avctx){
Wmv2Context * const w= avctx->priv_data;
-
+
if(ff_h263_decode_init(avctx) < 0)
return -1;
-
+
wmv2_common_init(w);
-
+
return 0;
}