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Code Issues Releases Activity

Add ff_ prefix to (externally) visible variables

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Originally committed as revision 8951 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Kostya Shishkov 2007-05-09 16:59:46 +00:00
parent 2a2072fe1e
commit a5c14fcaef
3 changed files with 208 additions and 208 deletions
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186
libavcodec/vc1.c
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@ -119,44 +119,44 @@ static int vc1_init_common(VC1Context *v)
if(!done)
{
done = 1;
init_vlc(&vc1_bfraction_vlc, VC1_BFRACTION_VLC_BITS, 23,
vc1_bfraction_bits, 1, 1,
vc1_bfraction_codes, 1, 1, 1);
init_vlc(&vc1_norm2_vlc, VC1_NORM2_VLC_BITS, 4,
vc1_norm2_bits, 1, 1,
vc1_norm2_codes, 1, 1, 1);
init_vlc(&vc1_norm6_vlc, VC1_NORM6_VLC_BITS, 64,
vc1_norm6_bits, 1, 1,
vc1_norm6_codes, 2, 2, 1);
init_vlc(&vc1_imode_vlc, VC1_IMODE_VLC_BITS, 7,
vc1_imode_bits, 1, 1,
vc1_imode_codes, 1, 1, 1);
init_vlc(&ff_vc1_bfraction_vlc, VC1_BFRACTION_VLC_BITS, 23,
ff_vc1_bfraction_bits, 1, 1,
ff_vc1_bfraction_codes, 1, 1, 1);
init_vlc(&ff_vc1_norm2_vlc, VC1_NORM2_VLC_BITS, 4,
ff_vc1_norm2_bits, 1, 1,
ff_vc1_norm2_codes, 1, 1, 1);
init_vlc(&ff_vc1_norm6_vlc, VC1_NORM6_VLC_BITS, 64,
ff_vc1_norm6_bits, 1, 1,
ff_vc1_norm6_codes, 2, 2, 1);
init_vlc(&ff_vc1_imode_vlc, VC1_IMODE_VLC_BITS, 7,
ff_vc1_imode_bits, 1, 1,
ff_vc1_imode_codes, 1, 1, 1);
for (i=0; i<3; i++)
{
init_vlc(&vc1_ttmb_vlc[i], VC1_TTMB_VLC_BITS, 16,
vc1_ttmb_bits[i], 1, 1,
vc1_ttmb_codes[i], 2, 2, 1);
init_vlc(&vc1_ttblk_vlc[i], VC1_TTBLK_VLC_BITS, 8,
vc1_ttblk_bits[i], 1, 1,
vc1_ttblk_codes[i], 1, 1, 1);
init_vlc(&vc1_subblkpat_vlc[i], VC1_SUBBLKPAT_VLC_BITS, 15,
vc1_subblkpat_bits[i], 1, 1,
vc1_subblkpat_codes[i], 1, 1, 1);
init_vlc(&ff_vc1_ttmb_vlc[i], VC1_TTMB_VLC_BITS, 16,
ff_vc1_ttmb_bits[i], 1, 1,
ff_vc1_ttmb_codes[i], 2, 2, 1);
init_vlc(&ff_vc1_ttblk_vlc[i], VC1_TTBLK_VLC_BITS, 8,
ff_vc1_ttblk_bits[i], 1, 1,
ff_vc1_ttblk_codes[i], 1, 1, 1);
init_vlc(&ff_vc1_subblkpat_vlc[i], VC1_SUBBLKPAT_VLC_BITS, 15,
ff_vc1_subblkpat_bits[i], 1, 1,
ff_vc1_subblkpat_codes[i], 1, 1, 1);
}
for(i=0; i<4; i++)
{
init_vlc(&vc1_4mv_block_pattern_vlc[i], VC1_4MV_BLOCK_PATTERN_VLC_BITS, 16,
vc1_4mv_block_pattern_bits[i], 1, 1,
vc1_4mv_block_pattern_codes[i], 1, 1, 1);
init_vlc(&vc1_cbpcy_p_vlc[i], VC1_CBPCY_P_VLC_BITS, 64,
vc1_cbpcy_p_bits[i], 1, 1,
vc1_cbpcy_p_codes[i], 2, 2, 1);
init_vlc(&vc1_mv_diff_vlc[i], VC1_MV_DIFF_VLC_BITS, 73,
vc1_mv_diff_bits[i], 1, 1,
vc1_mv_diff_codes[i], 2, 2, 1);
init_vlc(&ff_vc1_4mv_block_pattern_vlc[i], VC1_4MV_BLOCK_PATTERN_VLC_BITS, 16,
ff_vc1_4mv_block_pattern_bits[i], 1, 1,
ff_vc1_4mv_block_pattern_codes[i], 1, 1, 1);
init_vlc(&ff_vc1_cbpcy_p_vlc[i], VC1_CBPCY_P_VLC_BITS, 64,
ff_vc1_cbpcy_p_bits[i], 1, 1,
ff_vc1_cbpcy_p_codes[i], 2, 2, 1);
init_vlc(&ff_vc1_mv_diff_vlc[i], VC1_MV_DIFF_VLC_BITS, 73,
ff_vc1_mv_diff_bits[i], 1, 1,
ff_vc1_mv_diff_codes[i], 2, 2, 1);
}
for(i=0; i<8; i++)
init_vlc(&vc1_ac_coeff_table[i], AC_VLC_BITS, vc1_ac_sizes[i],
init_vlc(&ff_vc1_ac_coeff_table[i], AC_VLC_BITS, vc1_ac_sizes[i],
&vc1_ac_tables[i][0][1], 8, 4,
&vc1_ac_tables[i][0][0], 8, 4, 1);
init_vlc(&ff_msmp4_mb_i_vlc, MB_INTRA_VLC_BITS, 64,
@ -251,7 +251,7 @@ static int bitplane_decoding(uint8_t* data, int *raw_flag, VC1Context *v)
height = v->s.mb_height;
stride = v->s.mb_stride;
invert = get_bits(gb, 1);
imode = get_vlc2(gb, vc1_imode_vlc.table, VC1_IMODE_VLC_BITS, 1);
imode = get_vlc2(gb, ff_vc1_imode_vlc.table, VC1_IMODE_VLC_BITS, 1);
*raw_flag = 0;
switch (imode)
@ -270,7 +270,7 @@ static int bitplane_decoding(uint8_t* data, int *raw_flag, VC1Context *v)
else offset = 0;
// decode bitplane as one long line
for (y = offset; y < height * width; y += 2) {
code = get_vlc2(gb, vc1_norm2_vlc.table, VC1_NORM2_VLC_BITS, 1);
code = get_vlc2(gb, ff_vc1_norm2_vlc.table, VC1_NORM2_VLC_BITS, 1);
*planep++ = code & 1;
offset++;
if(offset == width) {
@ -290,7 +290,7 @@ static int bitplane_decoding(uint8_t* data, int *raw_flag, VC1Context *v)
if(!(height % 3) && (width % 3)) { // use 2x3 decoding
for(y = 0; y < height; y+= 3) {
for(x = width & 1; x < width; x += 2) {
code = get_vlc2(gb, vc1_norm6_vlc.table, VC1_NORM6_VLC_BITS, 2);
code = get_vlc2(gb, ff_vc1_norm6_vlc.table, VC1_NORM6_VLC_BITS, 2);
if(code < 0){
av_log(v->s.avctx, AV_LOG_DEBUG, "invalid NORM-6 VLC\n");
return -1;
@ -309,7 +309,7 @@ static int bitplane_decoding(uint8_t* data, int *raw_flag, VC1Context *v)
planep += (height & 1) * stride;
for(y = height & 1; y < height; y += 2) {
for(x = width % 3; x < width; x += 3) {
code = get_vlc2(gb, vc1_norm6_vlc.table, VC1_NORM6_VLC_BITS, 2);
code = get_vlc2(gb, ff_vc1_norm6_vlc.table, VC1_NORM6_VLC_BITS, 2);
if(code < 0){
av_log(v->s.avctx, AV_LOG_DEBUG, "invalid NORM-6 VLC\n");
return -1;
@ -996,7 +996,7 @@ static int decode_sequence_header_adv(VC1Context *v, GetBitContext *gb)
if(get_bits1(gb))
ar = get_bits(gb, 4);
if(ar && ar < 14){
v->s.avctx->sample_aspect_ratio = vc1_pixel_aspect[ar];
v->s.avctx->sample_aspect_ratio = ff_vc1_pixel_aspect[ar];
}else if(ar == 15){
w = get_bits(gb, 8);
h = get_bits(gb, 8);
@ -1012,8 +1012,8 @@ static int decode_sequence_header_adv(VC1Context *v, GetBitContext *gb)
nr = get_bits(gb, 8);
dr = get_bits(gb, 4);
if(nr && nr < 8 && dr && dr < 3){
v->s.avctx->time_base.num = vc1_fps_dr[dr - 1];
v->s.avctx->time_base.den = vc1_fps_nr[nr - 1] * 1000;
v->s.avctx->time_base.num = ff_vc1_fps_dr[dr - 1];
v->s.avctx->time_base.den = ff_vc1_fps_nr[nr - 1] * 1000;
}
}
}
@ -1106,8 +1106,8 @@ static int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb)
v->bi_type = 0;
if(v->s.pict_type == B_TYPE) {
v->bfraction = get_vlc2(gb, vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1);
v->bfraction = vc1_bfraction_lut[v->bfraction];
v->bfraction = get_vlc2(gb, ff_vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1);
v->bfraction = ff_vc1_bfraction_lut[v->bfraction];
if(v->bfraction == 0) {
v->s.pict_type = BI_TYPE;
}
@ -1124,9 +1124,9 @@ static int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb)
/* Quantizer stuff */
pqindex = get_bits(gb, 5);
if (v->quantizer_mode == QUANT_FRAME_IMPLICIT)
v->pq = vc1_pquant_table[0][pqindex];
v->pq = ff_vc1_pquant_table[0][pqindex];
else
v->pq = vc1_pquant_table[1][pqindex];
v->pq = ff_vc1_pquant_table[1][pqindex];
v->pquantizer = 1;
if (v->quantizer_mode == QUANT_FRAME_IMPLICIT)
@ -1166,11 +1166,11 @@ static int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb)
else v->tt_index = 2;
lowquant = (v->pq > 12) ? 0 : 1;
v->mv_mode = vc1_mv_pmode_table[lowquant][get_prefix(gb, 1, 4)];
v->mv_mode = ff_vc1_mv_pmode_table[lowquant][get_prefix(gb, 1, 4)];
if (v->mv_mode == MV_PMODE_INTENSITY_COMP)
{
int scale, shift, i;
v->mv_mode2 = vc1_mv_pmode_table2[lowquant][get_prefix(gb, 1, 3)];
v->mv_mode2 = ff_vc1_mv_pmode_table2[lowquant][get_prefix(gb, 1, 3)];
v->lumscale = get_bits(gb, 6);
v->lumshift = get_bits(gb, 6);
v->use_ic = 1;
@ -1221,8 +1221,8 @@ static int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb)
"Imode: %i, Invert: %i\n", status>>1, status&1);
/* Hopefully this is correct for P frames */
v->s.mv_table_index = get_bits(gb, 2); //but using vc1_ tables
v->cbpcy_vlc = &vc1_cbpcy_p_vlc[get_bits(gb, 2)];
v->s.mv_table_index = get_bits(gb, 2); //but using ff_vc1_ tables
v->cbpcy_vlc = &ff_vc1_cbpcy_p_vlc[get_bits(gb, 2)];
if (v->dquant)
{
@ -1236,7 +1236,7 @@ static int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb)
v->ttmbf = get_bits(gb, 1);
if (v->ttmbf)
{
v->ttfrm = vc1_ttfrm_to_tt[get_bits(gb, 2)];
v->ttfrm = ff_vc1_ttfrm_to_tt[get_bits(gb, 2)];
}
} else {
v->ttmbf = 1;
@ -1263,7 +1263,7 @@ static int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb)
"Imode: %i, Invert: %i\n", status>>1, status&1);
v->s.mv_table_index = get_bits(gb, 2);
v->cbpcy_vlc = &vc1_cbpcy_p_vlc[get_bits(gb, 2)];
v->cbpcy_vlc = &ff_vc1_cbpcy_p_vlc[get_bits(gb, 2)];
if (v->dquant)
{
@ -1277,7 +1277,7 @@ static int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb)
v->ttmbf = get_bits(gb, 1);
if (v->ttmbf)
{
v->ttfrm = vc1_ttfrm_to_tt[get_bits(gb, 2)];
v->ttfrm = ff_vc1_ttfrm_to_tt[get_bits(gb, 2)];
}
} else {
v->ttmbf = 1;
@ -1349,8 +1349,8 @@ static int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
v->uvsamp = get_bits1(gb);
if(v->finterpflag) v->interpfrm = get_bits(gb, 1);
if(v->s.pict_type == B_TYPE) {
v->bfraction = get_vlc2(gb, vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1);
v->bfraction = vc1_bfraction_lut[v->bfraction];
v->bfraction = get_vlc2(gb, ff_vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1);
v->bfraction = ff_vc1_bfraction_lut[v->bfraction];
if(v->bfraction == 0) {
v->s.pict_type = BI_TYPE; /* XXX: should not happen here */
}
@ -1358,9 +1358,9 @@ static int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
pqindex = get_bits(gb, 5);
v->pqindex = pqindex;
if (v->quantizer_mode == QUANT_FRAME_IMPLICIT)
v->pq = vc1_pquant_table[0][pqindex];
v->pq = ff_vc1_pquant_table[0][pqindex];
else
v->pq = vc1_pquant_table[1][pqindex];
v->pq = ff_vc1_pquant_table[1][pqindex];
v->pquantizer = 1;
if (v->quantizer_mode == QUANT_FRAME_IMPLICIT)
@ -1408,11 +1408,11 @@ static int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
else v->tt_index = 2;
lowquant = (v->pq > 12) ? 0 : 1;
v->mv_mode = vc1_mv_pmode_table[lowquant][get_prefix(gb, 1, 4)];
v->mv_mode = ff_vc1_mv_pmode_table[lowquant][get_prefix(gb, 1, 4)];
if (v->mv_mode == MV_PMODE_INTENSITY_COMP)
{
int scale, shift, i;
v->mv_mode2 = vc1_mv_pmode_table2[lowquant][get_prefix(gb, 1, 3)];
v->mv_mode2 = ff_vc1_mv_pmode_table2[lowquant][get_prefix(gb, 1, 3)];
v->lumscale = get_bits(gb, 6);
v->lumshift = get_bits(gb, 6);
/* fill lookup tables for intensity compensation */
@ -1463,8 +1463,8 @@ static int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
"Imode: %i, Invert: %i\n", status>>1, status&1);
/* Hopefully this is correct for P frames */
v->s.mv_table_index = get_bits(gb, 2); //but using vc1_ tables
v->cbpcy_vlc = &vc1_cbpcy_p_vlc[get_bits(gb, 2)];
v->s.mv_table_index = get_bits(gb, 2); //but using ff_vc1_ tables
v->cbpcy_vlc = &ff_vc1_cbpcy_p_vlc[get_bits(gb, 2)];
if (v->dquant)
{
av_log(v->s.avctx, AV_LOG_DEBUG, "VOP DQuant info\n");
@ -1477,7 +1477,7 @@ static int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
v->ttmbf = get_bits(gb, 1);
if (v->ttmbf)
{
v->ttfrm = vc1_ttfrm_to_tt[get_bits(gb, 2)];
v->ttfrm = ff_vc1_ttfrm_to_tt[get_bits(gb, 2)];
}
} else {
v->ttmbf = 1;
@ -1513,7 +1513,7 @@ static int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
"Imode: %i, Invert: %i\n", status>>1, status&1);
v->s.mv_table_index = get_bits(gb, 2);
v->cbpcy_vlc = &vc1_cbpcy_p_vlc[get_bits(gb, 2)];
v->cbpcy_vlc = &ff_vc1_cbpcy_p_vlc[get_bits(gb, 2)];
if (v->dquant)
{
@ -1527,7 +1527,7 @@ static int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
v->ttmbf = get_bits(gb, 1);
if (v->ttmbf)
{
v->ttfrm = vc1_ttfrm_to_tt[get_bits(gb, 2)];
v->ttfrm = ff_vc1_ttfrm_to_tt[get_bits(gb, 2)];
}
} else {
v->ttmbf = 1;
@ -1609,7 +1609,7 @@ static int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
* @param _dmv_y Vertical differential for decoded MV
*/
#define GET_MVDATA(_dmv_x, _dmv_y) \
index = 1 + get_vlc2(gb, vc1_mv_diff_vlc[s->mv_table_index].table,\
index = 1 + get_vlc2(gb, ff_vc1_mv_diff_vlc[s->mv_table_index].table,\
VC1_MV_DIFF_VLC_BITS, 2); \
if (index > 36) \
{ \
@ -2236,12 +2236,12 @@ static inline int vc1_pred_dc(MpegEncContext *s, int overlap, int pq, int n,
if(c_avail && (n!= 1 && n!=3)) {
q2 = s->current_picture.qscale_table[mb_pos - 1];
if(q2 && q2 != q1)
c = (c * s->y_dc_scale_table[q2] * vc1_dqscale[s->y_dc_scale_table[q1] - 1] + 0x20000) >> 18;
c = (c * s->y_dc_scale_table[q2] * ff_vc1_dqscale[s->y_dc_scale_table[q1] - 1] + 0x20000) >> 18;
}
if(a_avail && (n!= 2 && n!=3)) {
q2 = s->current_picture.qscale_table[mb_pos - s->mb_stride];
if(q2 && q2 != q1)
a = (a * s->y_dc_scale_table[q2] * vc1_dqscale[s->y_dc_scale_table[q1] - 1] + 0x20000) >> 18;
a = (a * s->y_dc_scale_table[q2] * ff_vc1_dqscale[s->y_dc_scale_table[q1] - 1] + 0x20000) >> 18;
}
if(a_avail && c_avail && (n!=3)) {
int off = mb_pos;
@ -2249,7 +2249,7 @@ static inline int vc1_pred_dc(MpegEncContext *s, int overlap, int pq, int n,
if(n != 2) off -= s->mb_stride;
q2 = s->current_picture.qscale_table[off];
if(q2 && q2 != q1)
b = (b * s->y_dc_scale_table[q2] * vc1_dqscale[s->y_dc_scale_table[q1] - 1] + 0x20000) >> 18;
b = (b * s->y_dc_scale_table[q2] * ff_vc1_dqscale[s->y_dc_scale_table[q1] - 1] + 0x20000) >> 18;
}
if(a_avail && c_avail) {
@ -2322,7 +2322,7 @@ static void vc1_decode_ac_coeff(VC1Context *v, int *last, int *skip, int *value,
GetBitContext *gb = &v->s.gb;
int index, escape, run = 0, level = 0, lst = 0;
index = get_vlc2(gb, vc1_ac_coeff_table[codingset].table, AC_VLC_BITS, 3);
index = get_vlc2(gb, ff_vc1_ac_coeff_table[codingset].table, AC_VLC_BITS, 3);
if (index != vc1_ac_sizes[codingset] - 1) {
run = vc1_index_decode_table[codingset][index][0];
level = vc1_index_decode_table[codingset][index][1];
@ -2332,7 +2332,7 @@ static void vc1_decode_ac_coeff(VC1Context *v, int *last, int *skip, int *value,
} else {
escape = decode210(gb);
if (escape != 2) {
index = get_vlc2(gb, vc1_ac_coeff_table[codingset].table, AC_VLC_BITS, 3);
index = get_vlc2(gb, ff_vc1_ac_coeff_table[codingset].table, AC_VLC_BITS, 3);
run = vc1_index_decode_table[codingset][index][0];
level = vc1_index_decode_table[codingset][index][1];
lst = index >= vc1_last_decode_table[codingset];
@ -2451,11 +2451,11 @@ static int vc1_decode_i_block(VC1Context *v, DCTELEM block[64], int n, int coded
if(v->s.ac_pred) {
if(!dc_pred_dir)
zz_table = vc1_horizontal_zz;
zz_table = ff_vc1_horizontal_zz;
else
zz_table = vc1_vertical_zz;
zz_table = ff_vc1_vertical_zz;
} else
zz_table = vc1_normal_zz;
zz_table = ff_vc1_normal_zz;
ac_val = s->ac_val[0][0] + s->block_index[n] * 16;
ac_val2 = ac_val;
@ -2636,11 +2636,11 @@ static int vc1_decode_i_block_adv(VC1Context *v, DCTELEM block[64], int n, int c
if(v->s.ac_pred) {
if(!dc_pred_dir)
zz_table = vc1_horizontal_zz;
zz_table = ff_vc1_horizontal_zz;
else
zz_table = vc1_vertical_zz;
zz_table = ff_vc1_vertical_zz;
} else
zz_table = vc1_normal_zz;
zz_table = ff_vc1_normal_zz;
while (!last) {
vc1_decode_ac_coeff(v, &last, &skip, &value, codingset);
@ -2659,10 +2659,10 @@ static int vc1_decode_i_block_adv(VC1Context *v, DCTELEM block[64], int n, int c
if(dc_pred_dir) { //left
for(k = 1; k < 8; k++)
block[k << 3] += (ac_val[k] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
block[k << 3] += (ac_val[k] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
} else { //top
for(k = 1; k < 8; k++)
block[k] += (ac_val[k + 8] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
block[k] += (ac_val[k + 8] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
}
} else {
if(dc_pred_dir) { //left
@ -2700,7 +2700,7 @@ static int vc1_decode_i_block_adv(VC1Context *v, DCTELEM block[64], int n, int c
q1 = q1 * 2 + ((q1 == v->pq) ? v->halfpq : 0) - 1;
q2 = q2 * 2 + ((q2 == v->pq) ? v->halfpq : 0) - 1;
for(k = 1; k < 8; k++)
ac_val2[k] = (ac_val2[k] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
ac_val2[k] = (ac_val2[k] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
}
}
} else {//top
@ -2710,7 +2710,7 @@ static int vc1_decode_i_block_adv(VC1Context *v, DCTELEM block[64], int n, int c
q1 = q1 * 2 + ((q1 == v->pq) ? v->halfpq : 0) - 1;
q2 = q2 * 2 + ((q2 == v->pq) ? v->halfpq : 0) - 1;
for(k = 1; k < 8; k++)
ac_val2[k + 8] = (ac_val2[k + 8] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
ac_val2[k + 8] = (ac_val2[k + 8] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
}
}
}
@ -2841,7 +2841,7 @@ static int vc1_decode_intra_block(VC1Context *v, DCTELEM block[64], int n, int c
const int8_t *zz_table;
int k;
zz_table = vc1_simple_progressive_8x8_zz;
zz_table = ff_vc1_simple_progressive_8x8_zz;
while (!last) {
vc1_decode_ac_coeff(v, &last, &skip, &value, codingset);
@ -2860,10 +2860,10 @@ static int vc1_decode_intra_block(VC1Context *v, DCTELEM block[64], int n, int c
if(dc_pred_dir) { //left
for(k = 1; k < 8; k++)
block[k << 3] += (ac_val[k] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
block[k << 3] += (ac_val[k] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
} else { //top
for(k = 1; k < 8; k++)
block[k] += (ac_val[k + 8] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
block[k] += (ac_val[k + 8] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
}
} else {
if(dc_pred_dir) { //left
@ -2901,7 +2901,7 @@ static int vc1_decode_intra_block(VC1Context *v, DCTELEM block[64], int n, int c
q1 = q1 * 2 + ((q1 == v->pq) ? v->halfpq : 0) - 1;
q2 = q2 * 2 + ((q2 == v->pq) ? v->halfpq : 0) - 1;
for(k = 1; k < 8; k++)
ac_val2[k] = (ac_val2[k] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
ac_val2[k] = (ac_val2[k] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
}
}
} else {//top
@ -2911,7 +2911,7 @@ static int vc1_decode_intra_block(VC1Context *v, DCTELEM block[64], int n, int c
q1 = q1 * 2 + ((q1 == v->pq) ? v->halfpq : 0) - 1;
q2 = q2 * 2 + ((q2 == v->pq) ? v->halfpq : 0) - 1;
for(k = 1; k < 8; k++)
ac_val2[k + 8] = (ac_val2[k + 8] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
ac_val2[k + 8] = (ac_val2[k + 8] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
}
}
}
@ -2951,10 +2951,10 @@ static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n, int mquan
int ttblk = ttmb & 7;
if(ttmb == -1) {
ttblk = vc1_ttblk_to_tt[v->tt_index][get_vlc2(gb, vc1_ttblk_vlc[v->tt_index].table, VC1_TTBLK_VLC_BITS, 1)];
ttblk = ff_vc1_ttblk_to_tt[v->tt_index][get_vlc2(gb, ff_vc1_ttblk_vlc[v->tt_index].table, VC1_TTBLK_VLC_BITS, 1)];
}
if(ttblk == TT_4X4) {
subblkpat = ~(get_vlc2(gb, vc1_subblkpat_vlc[v->tt_index].table, VC1_SUBBLKPAT_VLC_BITS, 1) + 1);
subblkpat = ~(get_vlc2(gb, ff_vc1_subblkpat_vlc[v->tt_index].table, VC1_SUBBLKPAT_VLC_BITS, 1) + 1);
}
if((ttblk != TT_8X8 && ttblk != TT_4X4) && (v->ttmbf || (ttmb != -1 && (ttmb & 8) && !first_block))) {
subblkpat = decode012(gb);
@ -2982,7 +2982,7 @@ static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n, int mquan
i += skip;
if(i > 63)
break;
idx = vc1_simple_progressive_8x8_zz[i++];
idx = ff_vc1_simple_progressive_8x8_zz[i++];
block[idx] = value * scale;
if(!v->pquantizer)
block[idx] += (block[idx] < 0) ? -mquant : mquant;
@ -2999,7 +2999,7 @@ static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n, int mquan
i += skip;
if(i > 15)
break;
idx = vc1_simple_progressive_4x4_zz[i++];
idx = ff_vc1_simple_progressive_4x4_zz[i++];
block[idx + off] = value * scale;
if(!v->pquantizer)
block[idx + off] += (block[idx + off] < 0) ? -mquant : mquant;
@ -3019,9 +3019,9 @@ static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n, int mquan
if(i > 31)
break;
if(v->profile < PROFILE_ADVANCED)
idx = vc1_simple_progressive_8x4_zz[i++];
idx = ff_vc1_simple_progressive_8x4_zz[i++];
else
idx = vc1_adv_progressive_8x4_zz[i++];
idx = ff_vc1_adv_progressive_8x4_zz[i++];
block[idx + off] = value * scale;
if(!v->pquantizer)
block[idx + off] += (block[idx + off] < 0) ? -mquant : mquant;
@ -3041,9 +3041,9 @@ static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n, int mquan
if(i > 31)
break;
if(v->profile < PROFILE_ADVANCED)
idx = vc1_simple_progressive_4x8_zz[i++];
idx = ff_vc1_simple_progressive_4x8_zz[i++];
else
idx = vc1_adv_progressive_4x8_zz[i++];
idx = ff_vc1_adv_progressive_4x8_zz[i++];
block[idx + off] = value * scale;
if(!v->pquantizer)
block[idx + off] += (block[idx + off] < 0) ? -mquant : mquant;
@ -3127,7 +3127,7 @@ static int vc1_decode_p_mb(VC1Context *v)
s->current_picture.qscale_table[mb_pos] = mquant;
if (!v->ttmbf && !s->mb_intra && mb_has_coeffs)
ttmb = get_vlc2(gb, vc1_ttmb_vlc[v->tt_index].table,
ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table,
VC1_TTMB_VLC_BITS, 2);
if(!s->mb_intra) vc1_mc_1mv(v, 0);
dst_idx = 0;
@ -3236,7 +3236,7 @@ static int vc1_decode_p_mb(VC1Context *v)
else s->ac_pred = 0;
}
if (!v->ttmbf && coded_inter)
ttmb = get_vlc2(gb, vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);
ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);
for (i=0; i<6; i++)
{
dst_idx += i >> 2;
@ -3376,7 +3376,7 @@ static void vc1_decode_b_mb(VC1Context *v)
mb_has_coeffs = 0;
s->current_picture.qscale_table[mb_pos] = mquant;
if(!v->ttmbf)
ttmb = get_vlc2(gb, vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);
ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);
dmv_x[0] = dmv_y[0] = dmv_x[1] = dmv_y[1] = 0;
vc1_pred_b_mv(v, dmv_x, dmv_y, direct, bmvtype);
vc1_b_mc(v, dmv_x, dmv_y, direct, bmvtype);
@ -3413,7 +3413,7 @@ static void vc1_decode_b_mb(VC1Context *v)
GET_MQUANT();
s->current_picture.qscale_table[mb_pos] = mquant;
if(!v->ttmbf && !s->mb_intra && mb_has_coeffs)
ttmb = get_vlc2(gb, vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);
ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);
}
}
dst_idx = 0;

116
libavcodec/vc1data.c
View File

@ -30,27 +30,27 @@
#include "vc1data.h"
/** Table for conversion between TTBLK and TTMB */
const int vc1_ttblk_to_tt[3][8] = {
const int ff_vc1_ttblk_to_tt[3][8] = {
{ TT_8X4, TT_4X8, TT_8X8, TT_4X4, TT_8X4_TOP, TT_8X4_BOTTOM, TT_4X8_RIGHT, TT_4X8_LEFT },
{ TT_8X8, TT_4X8_RIGHT, TT_4X8_LEFT, TT_4X4, TT_8X4, TT_4X8, TT_8X4_BOTTOM, TT_8X4_TOP },
{ TT_8X8, TT_4X8, TT_4X4, TT_8X4_BOTTOM, TT_4X8_RIGHT, TT_4X8_LEFT, TT_8X4, TT_8X4_TOP }
};
const int vc1_ttfrm_to_tt[4] = { TT_8X8, TT_8X4, TT_4X8, TT_4X4 };
const int ff_vc1_ttfrm_to_tt[4] = { TT_8X8, TT_8X4, TT_4X8, TT_4X4 };
/** MV P mode - the 5th element is only used for mode 1 */
const uint8_t vc1_mv_pmode_table[2][5] = {
const uint8_t ff_vc1_mv_pmode_table[2][5] = {
{ MV_PMODE_1MV_HPEL_BILIN, MV_PMODE_1MV, MV_PMODE_1MV_HPEL, MV_PMODE_INTENSITY_COMP, MV_PMODE_MIXED_MV },
{ MV_PMODE_1MV, MV_PMODE_MIXED_MV, MV_PMODE_1MV_HPEL, MV_PMODE_INTENSITY_COMP, MV_PMODE_1MV_HPEL_BILIN }
};
const uint8_t vc1_mv_pmode_table2[2][4] = {
const uint8_t ff_vc1_mv_pmode_table2[2][4] = {
{ MV_PMODE_1MV_HPEL_BILIN, MV_PMODE_1MV, MV_PMODE_1MV_HPEL, MV_PMODE_MIXED_MV },
{ MV_PMODE_1MV, MV_PMODE_MIXED_MV, MV_PMODE_1MV_HPEL, MV_PMODE_1MV_HPEL_BILIN }
};
const int vc1_fps_nr[5] = { 24, 25, 30, 50, 60 },
vc1_fps_dr[2] = { 1000, 1001 };
const uint8_t vc1_pquant_table[3][32] = {
const int ff_vc1_fps_nr[5] = { 24, 25, 30, 50, 60 },
ff_vc1_fps_dr[2] = { 1000, 1001 };
const uint8_t ff_vc1_pquant_table[3][32] = {
{ /* Implicit quantizer */
0, 1, 2, 3, 4, 5, 6, 7, 8, 6, 7, 8, 9, 10, 11, 12,
13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 27, 29, 31
@ -70,34 +70,34 @@ const uint8_t vc1_pquant_table[3][32] = {
*/
//@{
#define VC1_BFRACTION_VLC_BITS 7
VLC vc1_bfraction_vlc;
VLC ff_vc1_bfraction_vlc;
#define VC1_IMODE_VLC_BITS 4
VLC vc1_imode_vlc;
VLC ff_vc1_imode_vlc;
#define VC1_NORM2_VLC_BITS 3
VLC vc1_norm2_vlc;
VLC ff_vc1_norm2_vlc;
#define VC1_NORM6_VLC_BITS 9
VLC vc1_norm6_vlc;
VLC ff_vc1_norm6_vlc;
/* Could be optimized, one table only needs 8 bits */
#define VC1_TTMB_VLC_BITS 9 //12
VLC vc1_ttmb_vlc[3];
VLC ff_vc1_ttmb_vlc[3];
#define VC1_MV_DIFF_VLC_BITS 9 //15
VLC vc1_mv_diff_vlc[4];
VLC ff_vc1_mv_diff_vlc[4];
#define VC1_CBPCY_P_VLC_BITS 9 //14
VLC vc1_cbpcy_p_vlc[4];
VLC ff_vc1_cbpcy_p_vlc[4];
#define VC1_4MV_BLOCK_PATTERN_VLC_BITS 6
VLC vc1_4mv_block_pattern_vlc[4];
VLC ff_vc1_4mv_block_pattern_vlc[4];
#define VC1_TTBLK_VLC_BITS 5
VLC vc1_ttblk_vlc[3];
VLC ff_vc1_ttblk_vlc[3];
#define VC1_SUBBLKPAT_VLC_BITS 6
VLC vc1_subblkpat_vlc[3];
VLC ff_vc1_subblkpat_vlc[3];
VLC vc1_ac_coeff_table[8];
VLC ff_vc1_ac_coeff_table[8];
//@}
#if B_FRACTION_DEN==840 //original bfraction from vc9data.h, not conforming to standard
/* bfraction is fractional, we scale to the GCD 3*5*7*8 = 840 */
const int16_t vc1_bfraction_lut[23] = {
const int16_t ff_vc1_bfraction_lut[23] = {
420 /*1/2*/, 280 /*1/3*/, 560 /*2/3*/, 210 /*1/4*/,
630 /*3/4*/, 168 /*1/5*/, 336 /*2/5*/,
504 /*3/5*/, 672 /*4/5*/, 140 /*1/6*/, 700 /*5/6*/,
@ -108,7 +108,7 @@ const int16_t vc1_bfraction_lut[23] = {
};
#else
/* pre-computed scales for all bfractions and base=256 */
const int16_t vc1_bfraction_lut[23] = {
const int16_t ff_vc1_bfraction_lut[23] = {
128 /*1/2*/, 85 /*1/3*/, 170 /*2/3*/, 64 /*1/4*/,
192 /*3/4*/, 51 /*1/5*/, 102 /*2/5*/,
153 /*3/5*/, 204 /*4/5*/, 43 /*1/6*/, 215 /*5/6*/,
@ -119,7 +119,7 @@ const int16_t vc1_bfraction_lut[23] = {
};
#endif
const uint8_t vc1_bfraction_bits[23] = {
const uint8_t ff_vc1_bfraction_bits[23] = {
3, 3, 3, 3,
3, 3, 3,
7, 7, 7, 7,
@ -128,7 +128,7 @@ const uint8_t vc1_bfraction_bits[23] = {
7, 7,
7, 7
};
const uint8_t vc1_bfraction_codes[23] = {
const uint8_t ff_vc1_bfraction_codes[23] = {
0, 1, 2, 3,
4, 5, 6,
112, 113, 114, 115,
@ -139,7 +139,7 @@ const uint8_t vc1_bfraction_codes[23] = {
};
//Same as H.264
const AVRational vc1_pixel_aspect[16]={
const AVRational ff_vc1_pixel_aspect[16]={
{0, 1},
{1, 1},
{12, 11},
@ -159,36 +159,36 @@ const AVRational vc1_pixel_aspect[16]={
};
/* BitPlane IMODE - such a small table... */
const uint8_t vc1_imode_codes[7] = {
const uint8_t ff_vc1_imode_codes[7] = {
0, 2, 1, 3, 1, 2, 3
};
const uint8_t vc1_imode_bits[7] = {
const uint8_t ff_vc1_imode_bits[7] = {
4, 2, 3, 2, 4, 3, 3
};
/* Normal-2 imode */
const uint8_t vc1_norm2_codes[4] = {
const uint8_t ff_vc1_norm2_codes[4] = {
0, 4, 5, 3
};
const uint8_t vc1_norm2_bits[4] = {
const uint8_t ff_vc1_norm2_bits[4] = {
1, 3, 3, 2
};
const uint16_t vc1_norm6_codes[64] = {
const uint16_t ff_vc1_norm6_codes[64] = {
0x001, 0x002, 0x003, 0x000, 0x004, 0x001, 0x002, 0x047, 0x005, 0x003, 0x004, 0x04B, 0x005, 0x04D, 0x04E, 0x30E,
0x006, 0x006, 0x007, 0x053, 0x008, 0x055, 0x056, 0x30D, 0x009, 0x059, 0x05A, 0x30C, 0x05C, 0x30B, 0x30A, 0x037,
0x007, 0x00A, 0x00B, 0x043, 0x00C, 0x045, 0x046, 0x309, 0x00D, 0x049, 0x04A, 0x308, 0x04C, 0x307, 0x306, 0x036,
0x00E, 0x051, 0x052, 0x305, 0x054, 0x304, 0x303, 0x035, 0x058, 0x302, 0x301, 0x034, 0x300, 0x033, 0x032, 0x007,
};
const uint8_t vc1_norm6_bits[64] = {
const uint8_t ff_vc1_norm6_bits[64] = {
1, 4, 4, 8, 4, 8, 8, 10, 4, 8, 8, 10, 8, 10, 10, 13,
4, 8, 8, 10, 8, 10, 10, 13, 8, 10, 10, 13, 10, 13, 13, 9,
4, 8, 8, 10, 8, 10, 10, 13, 8, 10, 10, 13, 10, 13, 13, 9,
8, 10, 10, 13, 10, 13, 13, 9, 10, 13, 13, 9, 13, 9, 9, 6,
};
/* Normal-6 imode */
const uint8_t vc1_norm6_spec[64][5] = {
const uint8_t ff_vc1_norm6_spec[64][5] = {
{ 0, 1, 1 },
{ 1, 2, 4 },
{ 2, 3, 4 },
@ -256,13 +256,13 @@ const uint8_t vc1_norm6_spec[64][5] = {
};
/* 4MV Block pattern VLC tables */
const uint8_t vc1_4mv_block_pattern_codes[4][16] = {
const uint8_t ff_vc1_4mv_block_pattern_codes[4][16] = {
{ 14, 58, 59, 25, 12, 26, 15, 15, 13, 24, 27, 0, 28, 1, 2, 2},
{ 8, 18, 19, 4, 20, 5, 30, 11, 21, 31, 6, 12, 7, 13, 14, 0},
{ 15, 6, 7, 2, 8, 3, 28, 9, 10, 29, 4, 11, 5, 12, 13, 0},
{ 0, 11, 12, 4, 13, 5, 30, 16, 14, 31, 6, 17, 7, 18, 19, 10}
};
const uint8_t vc1_4mv_block_pattern_bits[4][16] = {
const uint8_t ff_vc1_4mv_block_pattern_bits[4][16] = {
{ 5, 6, 6, 5, 5, 5, 5, 4, 5, 5, 5, 3, 5, 3, 3, 2},
{ 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 4, 4, 4, 4, 4, 2},
{ 4, 4, 4, 4, 4, 4, 5, 4, 4, 5, 4, 4, 4, 4, 4, 3},
@ -275,7 +275,7 @@ const uint8_t wmv3_dc_scale_table[32]={
/* P-Picture CBPCY VLC tables */
#if 1 // Looks like original tables are not conforming to standard at all. Are they used for old WMV?
const uint16_t vc1_cbpcy_p_codes[4][64] = {
const uint16_t ff_vc1_cbpcy_p_codes[4][64] = {
{
0, 6, 15, 13, 13, 11, 3, 13, 5, 8, 49, 10, 12, 114, 102, 119,
1, 54, 96, 8, 10, 111, 5, 15, 12, 10, 2, 12, 13, 115, 53, 63,
@ -302,7 +302,7 @@ const uint16_t vc1_cbpcy_p_codes[4][64] = {
}
};
const uint8_t vc1_cbpcy_p_bits[4][64] = {
const uint8_t ff_vc1_cbpcy_p_bits[4][64] = {
{
13, 13, 7, 13, 7, 13, 13, 12, 6, 13, 7, 12, 6, 8, 8, 8,
5, 7, 8, 12, 6, 8, 13, 12, 7, 13, 13, 12, 6, 8, 7, 7,
@ -329,7 +329,7 @@ const uint8_t vc1_cbpcy_p_bits[4][64] = {
}
};
#else
const uint16_t vc1_cbpcy_p_codes[4][64] = {
const uint16_t ff_vc1_cbpcy_p_codes[4][64] = {
{
0, 1, 1, 4, 5, 1, 12, 4, 13, 14, 10, 11, 12, 7, 13, 2,
15, 1, 96, 1, 49, 97, 2, 100, 3, 4, 5, 101, 102, 52, 53, 4,
@ -355,7 +355,7 @@ const uint16_t vc1_cbpcy_p_codes[4][64] = {
44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 28, 29, 30, 31
}
};
const uint8_t vc1_cbpcy_p_bits[4][64] = {
const uint8_t ff_vc1_cbpcy_p_bits[4][64] = {
{
13, 6, 5, 6, 6, 7, 7, 5, 7, 7, 6, 6, 6, 5, 6, 3,
7, 8, 8, 13, 7, 8, 13, 8, 13, 13, 13, 8, 8, 7, 7, 3,
@ -391,7 +391,7 @@ const uint8_t vc1_cbpcy_p_bits[4][64] = {
* 8x4:MB:btm 8x4:MB:top 8x4,MB,both
* 4x8,MB,right 4x8,MB,left
* 4x4,MB */
const uint16_t vc1_ttmb_codes[3][16] = {
const uint16_t ff_vc1_ttmb_codes[3][16] = {
{
0x0003,
0x002E, 0x005F, 0x0000,
@ -421,7 +421,7 @@ const uint16_t vc1_ttmb_codes[3][16] = {
}
};
const uint8_t vc1_ttmb_bits[3][16] = {
const uint8_t ff_vc1_ttmb_bits[3][16] = {
{
2,
6, 7, 2,
@ -452,31 +452,31 @@ const uint8_t vc1_ttmb_bits[3][16] = {
};
/* TTBLK (Transform Type per Block) tables */
const uint8_t vc1_ttblk_codes[3][8] = {
const uint8_t ff_vc1_ttblk_codes[3][8] = {
{ 0, 1, 3, 5, 16, 17, 18, 19},
{ 3, 0, 1, 2, 3, 5, 8, 9},
{ 1, 0, 1, 4, 6, 7, 10, 11}
};
const uint8_t vc1_ttblk_bits[3][8] = {
const uint8_t ff_vc1_ttblk_bits[3][8] = {
{ 2, 2, 2, 3, 5, 5, 5, 5},
{ 2, 3, 3, 3, 3, 3, 4, 4},
{ 2, 3, 3, 3, 3, 3, 4, 4}
};
/* SUBBLKPAT tables, p93-94, reordered */
const uint8_t vc1_subblkpat_codes[3][15] = {
const uint8_t ff_vc1_subblkpat_codes[3][15] = {
{ 14, 12, 7, 11, 9, 26, 2, 10, 27, 8, 0, 6, 1, 15, 1},
{ 14, 0, 8, 15, 10, 4, 23, 13, 5, 9, 25, 3, 24, 22, 1},
{ 5, 6, 2, 2, 8, 0, 28, 3, 1, 3, 29, 1, 19, 18, 15}
};
const uint8_t vc1_subblkpat_bits[3][15] = {
const uint8_t ff_vc1_subblkpat_bits[3][15] = {
{ 5, 5, 5, 5, 5, 6, 4, 5, 6, 5, 4, 5, 4, 5, 1},
{ 4, 3, 4, 4, 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 2},
{ 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4}
};
/* MV differential tables, p265 */
const uint16_t vc1_mv_diff_codes[4][73] = {
const uint16_t ff_vc1_mv_diff_codes[4][73] = {
{
0, 2, 3, 8, 576, 3, 2, 6,
5, 577, 578, 7, 8, 9, 40, 19,
@ -526,7 +526,7 @@ const uint16_t vc1_mv_diff_codes[4][73] = {
15 /* 73 elements */
}
};
const uint8_t vc1_mv_diff_bits[4][73] = {
const uint8_t ff_vc1_mv_diff_bits[4][73] = {
{
6, 7, 7, 8, 14, 6, 5, 6, 7, 14, 14, 6, 6, 6, 8, 9,
10, 9, 7, 7, 7, 14, 14, 10, 9, 10, 8, 10, 10, 14, 14, 14,
@ -561,7 +561,7 @@ const uint8_t vc1_mv_diff_bits[4][73] = {
/* DC differentials low+hi-mo, p217 are the same as in msmpeg4data .h */
/* Scantables/ZZ scan are at 11.9 (p262) and 8.1.1.12 (p10) */
const int8_t vc1_normal_zz[64] = {
const int8_t ff_vc1_normal_zz[64] = {
0, 8, 1, 2, 9, 16, 24, 17,
10, 3, 4, 11, 18, 25, 32, 40,
33, 48, 26, 19, 12, 5, 6, 13,
@ -572,7 +572,7 @@ const int8_t vc1_normal_zz[64] = {
61, 46, 39, 47, 54, 62, 55, 63
};
const int8_t vc1_horizontal_zz [64] = /* Table 227 */
const int8_t ff_vc1_horizontal_zz [64] = /* Table 227 */
{
0, 1, 8, 2, 3, 9, 16, 24,
17, 10, 4, 5, 11, 18, 25, 32,
@ -584,7 +584,7 @@ const int8_t vc1_horizontal_zz [64] = /* Table 227 */
46, 39, 47, 54, 61, 62, 55, 63
};
const int8_t vc1_vertical_zz [64] = /* Table 228 */
const int8_t ff_vc1_vertical_zz [64] = /* Table 228 */
{
0, 8, 16, 1, 24, 32, 40, 9,
2, 3, 10, 17, 25, 48, 56, 41,
@ -596,7 +596,7 @@ const int8_t vc1_vertical_zz [64] = /* Table 228 */
46, 39, 47, 54, 61, 62, 55, 63
};
const int8_t vc1_simple_progressive_8x8_zz [64] =
const int8_t ff_vc1_simple_progressive_8x8_zz [64] =
/* Table 229 */
{
0, 8, 1, 2, 9, 16, 24, 17,
@ -609,7 +609,7 @@ const int8_t vc1_simple_progressive_8x8_zz [64] =
61, 62, 54, 46, 39, 47, 55, 63
};
const int8_t vc1_simple_progressive_8x4_zz [32] = /* Table 230 */
const int8_t ff_vc1_simple_progressive_8x4_zz [32] = /* Table 230 */
{
0, 1, 2, 8, 3, 9, 10, 16,
4, 11, 17, 24, 18, 12, 5, 19,
@ -617,7 +617,7 @@ const int8_t vc1_simple_progressive_8x4_zz [32] = /* Table 230 */
14, 22, 29, 7, 30, 15, 23, 31
};
const int8_t vc1_simple_progressive_4x8_zz [32] = /* Table 231 */
const int8_t ff_vc1_simple_progressive_4x8_zz [32] = /* Table 231 */
{
0, 8, 1, 16,
9, 24, 17, 2,
@ -630,7 +630,7 @@ const int8_t vc1_simple_progressive_4x8_zz [32] = /* Table 231 */
};
/* Table 232 */
const int8_t vc1_simple_progressive_4x4_zz [16] =
const int8_t ff_vc1_simple_progressive_4x4_zz [16] =
{
0, 8, 16, 1,
9, 24, 17, 2,
@ -638,7 +638,7 @@ const int8_t vc1_simple_progressive_4x4_zz [16] =
11, 26, 19, 27
};
const int8_t vc1_adv_progressive_8x4_zz [32] = /* Table 233 */
const int8_t ff_vc1_adv_progressive_8x4_zz [32] = /* Table 233 */
{
0, 8, 1, 16, 2, 9, 10, 3,
24, 17, 4, 11, 18, 12, 5, 19,
@ -646,7 +646,7 @@ const int8_t vc1_adv_progressive_8x4_zz [32] = /* Table 233 */
14, 22, 29, 7, 30, 15, 23, 31
};
const int8_t vc1_adv_progressive_4x8_zz [32] = /* Table 234 */
const int8_t ff_vc1_adv_progressive_4x8_zz [32] = /* Table 234 */
{
0, 1, 8, 2,
9, 16, 17, 24,
@ -658,7 +658,7 @@ const int8_t vc1_adv_progressive_4x8_zz [32] = /* Table 234 */
35, 43, 51, 59
};
const int8_t vc1_adv_interlaced_8x8_zz [64] = /* Table 235 */
const int8_t ff_vc1_adv_interlaced_8x8_zz [64] = /* Table 235 */
{
0, 8, 1, 16, 24, 9, 2, 32,
40, 48, 56, 17, 10, 3, 25, 18,
@ -670,7 +670,7 @@ const int8_t vc1_adv_interlaced_8x8_zz [64] = /* Table 235 */
61, 62, 54, 46, 39, 47, 55, 63
};
const int8_t vc1_adv_interlaced_8x4_zz [32] = /* Table 236 */
const int8_t ff_vc1_adv_interlaced_8x4_zz [32] = /* Table 236 */
{
0, 8, 16, 24, 1, 9, 2, 17,
25, 10, 3, 18, 26, 4, 11, 19,
@ -678,7 +678,7 @@ const int8_t vc1_adv_interlaced_8x4_zz [32] = /* Table 236 */
14, 22, 29, 7, 30, 15, 23, 31
};
const int8_t vc1_adv_interlaced_4x8_zz [32] = /* Table 237 */
const int8_t ff_vc1_adv_interlaced_4x8_zz [32] = /* Table 237 */
{
0, 1, 2, 8,
16, 9, 24, 17,
@ -690,7 +690,7 @@ const int8_t vc1_adv_interlaced_4x8_zz [32] = /* Table 237 */
35, 43, 51, 59
};
const int8_t vc1_adv_interlaced_4x4_zz [16] = /* Table 238 */
const int8_t ff_vc1_adv_interlaced_4x4_zz [16] = /* Table 238 */
{
0, 8, 16, 24,
1, 9, 17, 2,
@ -700,7 +700,7 @@ const int8_t vc1_adv_interlaced_4x4_zz [16] = /* Table 238 */
/* DQScale as specified in 8.1.3.9 - almost identical to 0x40000/i */
const int32_t vc1_dqscale[63] = {
const int32_t ff_vc1_dqscale[63] = {
0x40000, 0x20000, 0x15555, 0x10000, 0xCCCD, 0xAAAB, 0x9249, 0x8000,
0x71C7, 0x6666, 0x5D17, 0x5555, 0x4EC5, 0x4925, 0x4444, 0x4000,
0x3C3C, 0x38E4, 0x35E5, 0x3333, 0x30C3, 0x2E8C, 0x2C86, 0x2AAB,

114
libavcodec/vc1data.h
View File

@ -29,88 +29,88 @@
#define VC1DATA_H
/** Table for conversion between TTBLK and TTMB */
extern const int vc1_ttblk_to_tt[3][8];
extern const int ff_vc1_ttblk_to_tt[3][8];
extern const int vc1_ttfrm_to_tt[4];
extern const int ff_vc1_ttfrm_to_tt[4];
/** MV P mode - the 5th element is only used for mode 1 */
extern const uint8_t vc1_mv_pmode_table[2][5];
extern const uint8_t vc1_mv_pmode_table2[2][4];
extern const uint8_t ff_vc1_mv_pmode_table[2][5];
extern const uint8_t ff_vc1_mv_pmode_table2[2][4];
extern const int vc1_fps_nr[5], vc1_fps_dr[2];
extern const uint8_t vc1_pquant_table[3][32];
extern const int ff_vc1_fps_nr[5], ff_vc1_fps_dr[2];
extern const uint8_t ff_vc1_pquant_table[3][32];
/** @name VC-1 VLC tables and defines
* @todo TODO move this into the context
*/
//@{
#define VC1_BFRACTION_VLC_BITS 7
extern VLC vc1_bfraction_vlc;
extern VLC ff_vc1_bfraction_vlc;
#define VC1_IMODE_VLC_BITS 4
extern VLC vc1_imode_vlc;
extern VLC ff_vc1_imode_vlc;
#define VC1_NORM2_VLC_BITS 3
extern VLC vc1_norm2_vlc;
extern VLC ff_vc1_norm2_vlc;
#define VC1_NORM6_VLC_BITS 9
extern VLC vc1_norm6_vlc;
extern VLC ff_vc1_norm6_vlc;
/* Could be optimized, one table only needs 8 bits */
#define VC1_TTMB_VLC_BITS 9 //12
extern VLC vc1_ttmb_vlc[3];
extern VLC ff_vc1_ttmb_vlc[3];
#define VC1_MV_DIFF_VLC_BITS 9 //15
extern VLC vc1_mv_diff_vlc[4];
extern VLC ff_vc1_mv_diff_vlc[4];
#define VC1_CBPCY_P_VLC_BITS 9 //14
extern VLC vc1_cbpcy_p_vlc[4];
extern VLC ff_vc1_cbpcy_p_vlc[4];
#define VC1_4MV_BLOCK_PATTERN_VLC_BITS 6
extern VLC vc1_4mv_block_pattern_vlc[4];
extern VLC ff_vc1_4mv_block_pattern_vlc[4];
#define VC1_TTBLK_VLC_BITS 5
extern VLC vc1_ttblk_vlc[3];
extern VLC ff_vc1_ttblk_vlc[3];
#define VC1_SUBBLKPAT_VLC_BITS 6
extern VLC vc1_subblkpat_vlc[3];
extern VLC ff_vc1_subblkpat_vlc[3];
extern VLC vc1_ac_coeff_table[8];
extern VLC ff_vc1_ac_coeff_table[8];
//@}
#if 0 //original bfraction from vc9data.h, not conforming to standard
/* Denominator used for vc1_bfraction_lut */
/* Denominator used for ff_vc1_bfraction_lut */
#define B_FRACTION_DEN 840
/* bfraction is fractional, we scale to the GCD 3*5*7*8 = 840 */
extern const int16_t vc1_bfraction_lut[23];
extern const int16_t ff_vc1_bfraction_lut[23];
#else
/* Denominator used for vc1_bfraction_lut */
/* Denominator used for ff_vc1_bfraction_lut */
#define B_FRACTION_DEN 256
/* pre-computed scales for all bfractions and base=256 */
extern const int16_t vc1_bfraction_lut[23];
extern const int16_t ff_vc1_bfraction_lut[23];
#endif
extern const uint8_t vc1_bfraction_bits[23];
extern const uint8_t vc1_bfraction_codes[23];
extern const uint8_t ff_vc1_bfraction_bits[23];
extern const uint8_t ff_vc1_bfraction_codes[23];
//Same as H.264
extern const AVRational vc1_pixel_aspect[16];
extern const AVRational ff_vc1_pixel_aspect[16];
/* BitPlane IMODE - such a small table... */
extern const uint8_t vc1_imode_codes[7];
extern const uint8_t vc1_imode_bits[7];
extern const uint8_t ff_vc1_imode_codes[7];
extern const uint8_t ff_vc1_imode_bits[7];
/* Normal-2 imode */
extern const uint8_t vc1_norm2_codes[4];
extern const uint8_t vc1_norm2_bits[4];
extern const uint16_t vc1_norm6_codes[64];
extern const uint8_t vc1_norm6_bits[64];
extern const uint8_t ff_vc1_norm2_codes[4];
extern const uint8_t ff_vc1_norm2_bits[4];
extern const uint16_t ff_vc1_norm6_codes[64];
extern const uint8_t ff_vc1_norm6_bits[64];
/* Normal-6 imode */
extern const uint8_t vc1_norm6_spec[64][5];
extern const uint8_t ff_vc1_norm6_spec[64][5];
/* 4MV Block pattern VLC tables */
extern const uint8_t vc1_4mv_block_pattern_codes[4][16];
extern const uint8_t vc1_4mv_block_pattern_bits[4][16];
extern const uint8_t ff_vc1_4mv_block_pattern_codes[4][16];
extern const uint8_t ff_vc1_4mv_block_pattern_bits[4][16];
extern const uint8_t wmv3_dc_scale_table[32];
/* P-Picture CBPCY VLC tables */
extern const uint16_t vc1_cbpcy_p_codes[4][64];
extern const uint8_t vc1_cbpcy_p_bits[4][64];
extern const uint16_t ff_vc1_cbpcy_p_codes[4][64];
extern const uint8_t ff_vc1_cbpcy_p_bits[4][64];
/* MacroBlock Transform Type: 7.1.3.11, p89
* 8x8:B
@ -120,40 +120,40 @@ extern const uint8_t vc1_cbpcy_p_bits[4][64];
* 8x4:MB:btm 8x4:MB:top 8x4,MB,both
* 4x8,MB,right 4x8,MB,left
* 4x4,MB */
extern const uint16_t vc1_ttmb_codes[3][16];
extern const uint16_t ff_vc1_ttmb_codes[3][16];
extern const uint8_t vc1_ttmb_bits[3][16];
extern const uint8_t ff_vc1_ttmb_bits[3][16];
/* TTBLK (Transform Type per Block) tables */
extern const uint8_t vc1_ttblk_codes[3][8];
extern const uint8_t vc1_ttblk_bits[3][8];
extern const uint8_t ff_vc1_ttblk_codes[3][8];
extern const uint8_t ff_vc1_ttblk_bits[3][8];
/* SUBBLKPAT tables, p93-94, reordered */
extern const uint8_t vc1_subblkpat_codes[3][15];
extern const uint8_t vc1_subblkpat_bits[3][15];
extern const uint8_t ff_vc1_subblkpat_codes[3][15];
extern const uint8_t ff_vc1_subblkpat_bits[3][15];
/* MV differential tables, p265 */
extern const uint16_t vc1_mv_diff_codes[4][73];
extern const uint8_t vc1_mv_diff_bits[4][73];
extern const uint16_t ff_vc1_mv_diff_codes[4][73];
extern const uint8_t ff_vc1_mv_diff_bits[4][73];
/* DC differentials low+hi-mo, p217 are the same as in msmpeg4data .h */
/* Scantables/ZZ scan are at 11.9 (p262) and 8.1.1.12 (p10) */
extern const int8_t vc1_normal_zz[64];
extern const int8_t vc1_horizontal_zz [64];
extern const int8_t vc1_vertical_zz [64];
extern const int8_t vc1_simple_progressive_8x8_zz [64];
extern const int8_t vc1_simple_progressive_8x4_zz [32];
extern const int8_t vc1_simple_progressive_4x8_zz [32];
extern const int8_t vc1_simple_progressive_4x4_zz [16];
extern const int8_t vc1_adv_progressive_8x4_zz [32];
extern const int8_t vc1_adv_progressive_4x8_zz [32];
extern const int8_t vc1_adv_interlaced_8x8_zz [64];
extern const int8_t vc1_adv_interlaced_8x4_zz [32];
extern const int8_t vc1_adv_interlaced_4x8_zz [32];
extern const int8_t vc1_adv_interlaced_4x4_zz [16];
extern const int8_t ff_vc1_normal_zz[64];
extern const int8_t ff_vc1_horizontal_zz [64];
extern const int8_t ff_vc1_vertical_zz [64];
extern const int8_t ff_vc1_simple_progressive_8x8_zz [64];
extern const int8_t ff_vc1_simple_progressive_8x4_zz [32];
extern const int8_t ff_vc1_simple_progressive_4x8_zz [32];
extern const int8_t ff_vc1_simple_progressive_4x4_zz [16];
extern const int8_t ff_vc1_adv_progressive_8x4_zz [32];
extern const int8_t ff_vc1_adv_progressive_4x8_zz [32];
extern const int8_t ff_vc1_adv_interlaced_8x8_zz [64];
extern const int8_t ff_vc1_adv_interlaced_8x4_zz [32];
extern const int8_t ff_vc1_adv_interlaced_4x8_zz [32];
extern const int8_t ff_vc1_adv_interlaced_4x4_zz [16];
/* DQScale as specified in 8.1.3.9 - almost identical to 0x40000/i */
extern const int32_t vc1_dqscale[63];
extern const int32_t ff_vc1_dqscale[63];
#endif /* VC1DATA_H */