generic-library/vpx
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Merge "Removing lossless field from VP9EncoderConfig."

Browse Source
This commit is contained in:
Dmitry Kovalev 2014-06-03 16:46:22 -07:00 committed by Gerrit Code Review
commit 3a1625614d
5 changed files with 24 additions and 41 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
vp9/encoder/vp9_encodeframe.c
View File

@ -2369,22 +2369,6 @@ static void init_encode_frame_mb_context(VP9_COMP *cpi) {
sizeof(*xd->above_seg_context) * aligned_mi_cols);
}
static void switch_lossless_mode(VP9_COMP *cpi, int lossless) {
if (lossless) {
// printf("Switching to lossless\n");
cpi->mb.fwd_txm4x4 = vp9_fwht4x4;
cpi->mb.itxm_add = vp9_iwht4x4_add;
cpi->mb.optimize = 0;
cpi->common.lf.filter_level = 0;
cpi->zbin_mode_boost_enabled = 0;
cpi->common.tx_mode = ONLY_4X4;
} else {
// printf("Not lossless\n");
cpi->mb.fwd_txm4x4 = vp9_fdct4x4;
cpi->mb.itxm_add = vp9_idct4x4_add;
}
}
static int check_dual_ref_flags(VP9_COMP *cpi) {
const int ref_flags = cpi->ref_frame_flags;
@ -2421,7 +2405,7 @@ static MV_REFERENCE_FRAME get_frame_type(const VP9_COMP *cpi) {
}
static TX_MODE select_tx_mode(const VP9_COMP *cpi) {
if (cpi->oxcf.lossless) {
if (cpi->mb.e_mbd.lossless) {
return ONLY_4X4;
} else if (cpi->common.current_video_frame == 0) {
return TX_MODE_SELECT;
@ -3011,13 +2995,21 @@ static void encode_frame_internal(VP9_COMP *cpi) {
vp9_zero(rd_opt->tx_select_diff);
vp9_zero(rd_opt->tx_select_threshes);
cm->tx_mode = select_tx_mode(cpi);
cpi->mb.e_mbd.lossless = cm->base_qindex == 0 &&
cm->y_dc_delta_q == 0 &&
cm->uv_dc_delta_q == 0 &&
cm->uv_ac_delta_q == 0;
switch_lossless_mode(cpi, cpi->mb.e_mbd.lossless);
cm->tx_mode = select_tx_mode(cpi);
cpi->mb.fwd_txm4x4 = cpi->mb.e_mbd.lossless ? vp9_fwht4x4 : vp9_fdct4x4;
cpi->mb.itxm_add = cpi->mb.e_mbd.lossless ? vp9_iwht4x4_add : vp9_idct4x4_add;
if (cpi->mb.e_mbd.lossless) {
cpi->mb.optimize = 0;
cpi->common.lf.filter_level = 0;
cpi->zbin_mode_boost_enabled = 0;
}
vp9_frame_init_quantizer(cpi);

18
vp9/encoder/vp9_encoder.c
View File

@ -393,11 +393,6 @@ static void set_speed_features(VP9_COMP *cpi) {
// Set rd thresholds based on mode and speed setting
vp9_set_rd_speed_thresholds(cpi);
vp9_set_rd_speed_thresholds_sub8x8(cpi);
cpi->mb.fwd_txm4x4 = vp9_fdct4x4;
if (cpi->oxcf.lossless || cpi->mb.e_mbd.lossless) {
cpi->mb.fwd_txm4x4 = vp9_fwht4x4;
}
}
static void alloc_raw_frame_buffers(VP9_COMP *cpi) {
@ -596,16 +591,6 @@ void vp9_change_config(struct VP9_COMP *cpi, const VP9EncoderConfig *oxcf) {
if (cpi->oxcf.mode == REALTIME)
cpi->oxcf.play_alternate = 0;
cpi->oxcf.lossless = oxcf->lossless;
if (cpi->oxcf.lossless) {
// In lossless mode, make sure right quantizer range and correct transform
// is set.
cpi->oxcf.worst_allowed_q = 0;
cpi->oxcf.best_allowed_q = 0;
cpi->mb.itxm_add = vp9_iwht4x4_add;
} else {
cpi->mb.itxm_add = vp9_idct4x4_add;
}
rc->baseline_gf_interval = DEFAULT_GF_INTERVAL;
cpi->ref_frame_flags = VP9_ALT_FLAG | VP9_GOLD_FLAG | VP9_LAST_FLAG;
@ -2629,6 +2614,9 @@ int vp9_get_compressed_data(VP9_COMP *cpi, unsigned int *frame_flags,
if (cpi->pass == 1 &&
(!cpi->use_svc || cpi->svc.number_temporal_layers == 1)) {
const int lossless = is_lossless_requested(&cpi->oxcf);
cpi->mb.fwd_txm4x4 = lossless ? vp9_fwht4x4 : vp9_fdct4x4;
cpi->mb.itxm_add = lossless ? vp9_iwht4x4_add : vp9_idct4x4_add;
vp9_first_pass(cpi);
} else if (cpi->pass == 2 &&
(!cpi->use_svc || cpi->svc.number_temporal_layers == 1)) {

5
vp9/encoder/vp9_encoder.h
View File

@ -228,7 +228,6 @@ typedef struct VP9EncoderConfig {
int worst_allowed_q;
int best_allowed_q;
int cq_level;
int lossless;
AQ_MODE aq_mode; // Adaptive Quantization mode
// Internal frame size scaling.
@ -286,6 +285,10 @@ typedef struct VP9EncoderConfig {
vp8e_tuning tuning;
} VP9EncoderConfig;
static INLINE int is_lossless_requested(const VP9EncoderConfig *cfg) {
return cfg->best_allowed_q == 0 && cfg->worst_allowed_q == 0;
}
static INLINE int is_best_mode(MODE mode) {
return mode == ONE_PASS_BEST || mode == TWO_PASS_SECOND_BEST;
}

2
vp9/encoder/vp9_speed_features.c
View File

@ -291,7 +291,7 @@ void vp9_set_speed_features(VP9_COMP *cpi) {
sf->subpel_search_method = SUBPEL_TREE;
sf->subpel_iters_per_step = 2;
sf->subpel_force_stop = 0;
sf->optimize_coefficients = !oxcf->lossless;
sf->optimize_coefficients = !is_lossless_requested(&cpi->oxcf);
sf->reduce_first_step_size = 0;
sf->auto_mv_step_size = 0;
sf->max_step_search_steps = MAX_MVSEARCH_STEPS;

8
vp9/vp9_cx_iface.c
View File

@ -331,8 +331,10 @@ static vpx_codec_err_t set_encoder_config(
oxcf->target_bandwidth = 1000 * cfg->rc_target_bitrate;
oxcf->rc_max_intra_bitrate_pct = extra_cfg->rc_max_intra_bitrate_pct;
oxcf->best_allowed_q = vp9_quantizer_to_qindex(cfg->rc_min_quantizer);
oxcf->worst_allowed_q = vp9_quantizer_to_qindex(cfg->rc_max_quantizer);
oxcf->best_allowed_q =
extra_cfg->lossless ? 0 : vp9_quantizer_to_qindex(cfg->rc_min_quantizer);
oxcf->worst_allowed_q =
extra_cfg->lossless ? 0 : vp9_quantizer_to_qindex(cfg->rc_max_quantizer);
oxcf->cq_level = vp9_quantizer_to_qindex(extra_cfg->cq_level);
oxcf->fixed_q = -1;
@ -376,8 +378,6 @@ static vpx_codec_err_t set_encoder_config(
oxcf->tile_columns = extra_cfg->tile_columns;
oxcf->tile_rows = extra_cfg->tile_rows;
oxcf->lossless = extra_cfg->lossless;
oxcf->error_resilient_mode = cfg->g_error_resilient;
oxcf->frame_parallel_decoding_mode = extra_cfg->frame_parallel_decoding_mode;