* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
-#include <stdlib.h>
#include <stdio.h>
#include <string.h>
10, 4, 5, 1, 11, 6, 7, 2, 12, 8, 9, 3, 0
};
-static const uint8_t block_idx_x[16] =
-{
- 0, 1, 0, 1, 2, 3, 2, 3, 0, 1, 0, 1, 2, 3, 2, 3
-};
-static const uint8_t block_idx_y[16] =
-{
- 0, 0, 1, 1, 0, 0, 1, 1, 2, 2, 3, 3, 2, 2, 3, 3
-};
-static const uint8_t block_idx_xy[4][4] =
-{
- { 0, 2, 8, 10},
- { 1, 3, 9, 11},
- { 4, 6, 12, 14},
- { 5, 7, 13, 15}
-};
-
#define BLOCK_INDEX_CHROMA_DC (-1)
#define BLOCK_INDEX_LUMA_DC (-2)
}
}
+static void cavlc_qp_delta( x264_t *h, bs_t *s )
+{
+ int i_dqp = h->mb.i_qp - h->mb.i_last_qp;
+ if( i_dqp )
+ {
+ if( i_dqp < -26 )
+ i_dqp += 52;
+ else if( i_dqp > 25 )
+ i_dqp -= 52;
+ }
+ bs_write_se( s, i_dqp );
+}
+
static void x264_sub_mb_mv_write_cavlc( x264_t *h, bs_t *s, int i_list )
{
int i;
}
}
+static void x264_macroblock_luma_write_cavlc( x264_t *h, bs_t *s )
+{
+ int i8, i4, i;
+ if( h->mb.b_transform_8x8 )
+ {
+ /* shuffle 8x8 dct coeffs into 4x4 lists */
+ for( i8 = 0; i8 < 4; i8++ )
+ if( h->mb.i_cbp_luma & (1 << i8) )
+ for( i4 = 0; i4 < 4; i4++ )
+ {
+ for( i = 0; i < 16; i++ )
+ h->dct.block[i4+i8*4].luma4x4[i] = h->dct.luma8x8[i8][i4+i*4];
+ h->mb.cache.non_zero_count[x264_scan8[i4+i8*4]] =
+ array_non_zero_count( h->dct.block[i4+i8*4].luma4x4, 16 );
+ }
+ }
+
+ for( i8 = 0; i8 < 4; i8++ )
+ if( h->mb.i_cbp_luma & (1 << i8) )
+ for( i4 = 0; i4 < 4; i4++ )
+ block_residual_write_cavlc( h, s, i4+i8*4, h->dct.block[i4+i8*4].luma4x4, 16 );
+}
+
/*****************************************************************************
* x264_macroblock_write:
*****************************************************************************/
void x264_macroblock_write_cavlc( x264_t *h, bs_t *s )
{
const int i_mb_type = h->mb.i_type;
- const int i_mb_pos_start = bs_pos( s );
- int i_mb_pos_tex;
int i_mb_i_offset;
int i;
+#ifndef RDO_SKIP_BS
+ const int i_mb_pos_start = bs_pos( s );
+ int i_mb_pos_tex;
+#endif
+
switch( h->sh.i_type )
{
case SLICE_TYPE_I:
/* Untested */
bs_write_ue( s, i_mb_i_offset + 25 );
+#ifdef RDO_SKIP_BS
+ s->i_bits_encoded += 384*8;
+#else
bs_align_0( s );
/* Luma */
for( i = 0; i < 16*16; i++ )
const int y = 8 * h->mb.i_mb_y + (i / 8);
bs_write( s, 8, h->fenc->plane[2][y*h->mb.pic.i_stride[2]+x] );
}
+#endif
return;
}
else if( i_mb_type == I_4x4 || i_mb_type == I_8x8 )
for( i = 0; i < 16; i += di )
{
int i_pred = x264_mb_predict_intra4x4_mode( h, i );
- int i_mode = h->mb.cache.intra4x4_pred_mode[x264_scan8[i]];
+ int i_mode = x264_mb_pred_mode4x4_fix( h->mb.cache.intra4x4_pred_mode[x264_scan8[i]] );
if( i_pred == i_mode)
{
}
}
}
- bs_write_ue( s, h->mb.i_chroma_pred_mode );
+ bs_write_ue( s, x264_mb_pred_mode8x8c_fix[ h->mb.i_chroma_pred_mode ] );
}
else if( i_mb_type == I_16x16 )
{
- bs_write_ue( s, i_mb_i_offset + 1 + h->mb.i_intra16x16_pred_mode +
+ bs_write_ue( s, i_mb_i_offset + 1 + x264_mb_pred_mode16x16_fix[h->mb.i_intra16x16_pred_mode] +
h->mb.i_cbp_chroma * 4 + ( h->mb.i_cbp_luma == 0 ? 0 : 12 ) );
- bs_write_ue( s, h->mb.i_chroma_pred_mode );
+ bs_write_ue( s, x264_mb_pred_mode8x8c_fix[ h->mb.i_chroma_pred_mode ] );
}
else if( i_mb_type == P_L0 )
{
return;
}
+#ifndef RDO_SKIP_BS
i_mb_pos_tex = bs_pos( s );
h->stat.frame.i_hdr_bits += i_mb_pos_tex - i_mb_pos_start;
+#endif
/* Coded block patern */
if( i_mb_type == I_4x4 || i_mb_type == I_8x8 )
}
/* transform size 8x8 flag */
- if( h->pps->b_transform_8x8_mode && h->mb.i_cbp_luma && !IS_INTRA(i_mb_type)
- && x264_mb_transform_8x8_allowed( h, i_mb_type ) )
+ if( h->mb.cache.b_transform_8x8_allowed && h->mb.i_cbp_luma && !IS_INTRA(i_mb_type) )
{
bs_write1( s, h->mb.b_transform_8x8 );
}
/* write residual */
if( i_mb_type == I_16x16 )
{
- bs_write_se( s, h->mb.qp[h->mb.i_mb_xy] - h->mb.i_last_qp );
+ cavlc_qp_delta( h, s );
/* DC Luma */
block_residual_write_cavlc( h, s, BLOCK_INDEX_LUMA_DC , h->dct.luma16x16_dc, 16 );
+ /* AC Luma */
if( h->mb.i_cbp_luma != 0 )
- {
- /* AC Luma */
for( i = 0; i < 16; i++ )
- {
block_residual_write_cavlc( h, s, i, h->dct.block[i].residual_ac, 15 );
- }
- }
}
else if( h->mb.i_cbp_luma != 0 || h->mb.i_cbp_chroma != 0 )
{
- bs_write_se( s, h->mb.qp[h->mb.i_mb_xy] - h->mb.i_last_qp );
-
- /* shuffle 8x8 dct coeffs into 4x4 lists */
- if( h->mb.b_transform_8x8 )
- {
- int i4;
- for( i4 = 0; i4 < 16; i4++ )
- {
- for( i = 0; i < 16; i++ )
- h->dct.block[i4].luma4x4[i] = h->dct.luma8x8[i4>>2][(i4&3)+i*4];
- h->mb.cache.non_zero_count[x264_scan8[i4]] =
- array_non_zero_count( h->dct.block[i4].luma4x4, 16 );
- }
- }
-
- for( i = 0; i < 16; i++ )
- {
- if( h->mb.i_cbp_luma & ( 1 << ( i / 4 ) ) )
- {
- block_residual_write_cavlc( h, s, i, h->dct.block[i].luma4x4, 16 );
- }
- }
+ cavlc_qp_delta( h, s );
+ x264_macroblock_luma_write_cavlc( h, s );
}
if( h->mb.i_cbp_chroma != 0 )
{
block_residual_write_cavlc( h, s, BLOCK_INDEX_CHROMA_DC, h->dct.chroma_dc[0], 4 );
block_residual_write_cavlc( h, s, BLOCK_INDEX_CHROMA_DC, h->dct.chroma_dc[1], 4 );
if( h->mb.i_cbp_chroma&0x02 ) /* Chroma AC residual present */
- {
for( i = 0; i < 8; i++ )
- {
block_residual_write_cavlc( h, s, 16 + i, h->dct.block[16+i].residual_ac, 15 );
- }
- }
}
+#ifndef RDO_SKIP_BS
if( IS_INTRA( i_mb_type ) )
h->stat.frame.i_itex_bits += bs_pos(s) - i_mb_pos_tex;
else
h->stat.frame.i_ptex_bits += bs_pos(s) - i_mb_pos_tex;
+#endif
}