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Removed intra_modes from vp8cx_encode_intra_macro_block

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Restructured function in order to eliminate the prediction
modes save/restore.  Code cleanup also.

Change-Id: I816e3b910de64d0f0f0ddc2398805c63263191e8
This commit is contained in:
Scott LaVarnway 2011-02-01 10:05:35 -05:00
parent 9e7fec216e
commit 4e7e79f770
1 changed files with 21 additions and 49 deletions
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70
vp8/encoder/encodeframe.c
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@ -1147,64 +1147,37 @@ static void sum_intra_stats(VP8_COMP *cpi, MACROBLOCK *x)
int vp8cx_encode_intra_macro_block(VP8_COMP *cpi, MACROBLOCK *x, TOKENEXTRA **t)
{
int Error4x4, Error16x16, error_uv;
B_PREDICTION_MODE intra_bmodes[16];
int rate4x4, rate16x16, rateuv;
int dist4x4, dist16x16, distuv;
int rate = 0;
int rate4x4_tokenonly = 0;
int rate16x16_tokenonly = 0;
int rateuv_tokenonly = 0;
int i;
x->e_mbd.mode_info_context->mbmi.ref_frame = INTRA_FRAME;
#if !(CONFIG_REALTIME_ONLY)
if (cpi->sf.RD && cpi->compressor_speed != 2)
{
Error4x4 = vp8_rd_pick_intra4x4mby_modes(cpi, x, &rate4x4, &rate4x4_tokenonly, &dist4x4);
//save the b modes for possible later use
for (i = 0; i < 16; i++)
intra_bmodes[i] = x->e_mbd.block[i].bmi.mode;
error_uv = vp8_rd_pick_intra_mbuv_mode(cpi, x, &rateuv, &rateuv_tokenonly, &distuv);
rate += rateuv;
Error16x16 = vp8_rd_pick_intra16x16mby_mode(cpi, x, &rate16x16, &rate16x16_tokenonly, &dist16x16);
error_uv = vp8_rd_pick_intra_mbuv_mode(cpi, x, &rateuv, &rateuv_tokenonly, &distuv);
Error4x4 = vp8_rd_pick_intra4x4mby_modes(cpi, x, &rate4x4, &rate4x4_tokenonly, &dist4x4);
vp8_encode_intra16x16mbuv(IF_RTCD(&cpi->rtcd), x);
rate += rateuv;
if (Error4x4 < Error16x16)
{
rate += rate4x4;
x->e_mbd.mode_info_context->mbmi.mode = B_PRED;
// get back the intra block modes
for (i = 0; i < 16; i++)
x->e_mbd.block[i].bmi.mode = intra_bmodes[i];
vp8_encode_intra4x4mby(IF_RTCD(&cpi->rtcd), x);
}
else
{
vp8_encode_intra16x16mby(IF_RTCD(&cpi->rtcd), x);
rate += rate16x16;
}
sum_intra_stats(cpi, x);
vp8_tokenize_mb(cpi, &x->e_mbd, t);
rate += (Error4x4 < Error16x16) ? rate4x4 : rate16x16;
}
else
#endif
{
int rate2, best_distortion;
MB_PREDICTION_MODE mode, best_mode = DC_PRED;
int this_rd;
Error16x16 = INT_MAX;
vp8_pick_intra_mbuv_mode(x);
for (mode = DC_PRED; mode <= TM_PRED; mode ++)
{
int distortion2;
@ -1222,6 +1195,7 @@ int vp8cx_encode_intra_macro_block(VP8_COMP *cpi, MACROBLOCK *x, TOKENEXTRA **t)
best_distortion = distortion2;
}
}
x->e_mbd.mode_info_context->mbmi.mode = best_mode;
vp8_pick_intra4x4mby_modes(IF_RTCD(&cpi->rtcd), x, &rate2, &best_distortion);
@ -1229,24 +1203,22 @@ int vp8cx_encode_intra_macro_block(VP8_COMP *cpi, MACROBLOCK *x, TOKENEXTRA **t)
Error4x4 = INT_MAX;
else
Error4x4 = RD_ESTIMATE(x->rdmult, x->rddiv, rate2, best_distortion);
if (Error4x4 < Error16x16)
{
x->e_mbd.mode_info_context->mbmi.mode = B_PRED;
vp8_encode_intra4x4mby(IF_RTCD(&cpi->rtcd), x);
}
else
{
x->e_mbd.mode_info_context->mbmi.mode = best_mode;
vp8_encode_intra16x16mby(IF_RTCD(&cpi->rtcd), x);
}
vp8_pick_intra_mbuv_mode(x);
vp8_encode_intra16x16mbuv(IF_RTCD(&cpi->rtcd), x);
sum_intra_stats(cpi, x);
vp8_tokenize_mb(cpi, &x->e_mbd, t);
}
if (Error4x4 < Error16x16)
{
x->e_mbd.mode_info_context->mbmi.mode = B_PRED;
vp8_encode_intra4x4mby(IF_RTCD(&cpi->rtcd), x);
}
else
{
vp8_encode_intra16x16mby(IF_RTCD(&cpi->rtcd), x);
}
vp8_encode_intra16x16mbuv(IF_RTCD(&cpi->rtcd), x);
sum_intra_stats(cpi, x);
vp8_tokenize_mb(cpi, &x->e_mbd, t);
return rate;
}
#ifdef SPEEDSTATS