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Merge "Moving q_trans[] table to vp9_quantize.{c, h}."

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This commit is contained in:
Dmitry Kovalev 2014-04-09 20:18:24 -07:00 committed by Gerrit Code Review
commit 3dff8aa36b
5 changed files with 35 additions and 33 deletions
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23
vp9/encoder/vp9_onyx_if.c
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@ -626,29 +626,6 @@ static void update_frame_size(VP9_COMP *cpi) {
init_macroblockd(cm, xd); init_macroblockd(cm, xd);
} }
// Table that converts 0-63 Q range values passed in outside to the Qindex
// range used internally.
const int q_trans[] = {
0, 4, 8, 12, 16, 20, 24, 28,
32, 36, 40, 44, 48, 52, 56, 60,
64, 68, 72, 76, 80, 84, 88, 92,
96, 100, 104, 108, 112, 116, 120, 124,
128, 132, 136, 140, 144, 148, 152, 156,
160, 164, 168, 172, 176, 180, 184, 188,
192, 196, 200, 204, 208, 212, 216, 220,
224, 228, 232, 236, 240, 244, 249, 255,
};
int vp9_reverse_trans(int x) {
int i;
for (i = 0; i < 64; i++)
if (q_trans[i] >= x)
return i;
return 63;
};
void vp9_new_framerate(VP9_COMP *cpi, double framerate) { void vp9_new_framerate(VP9_COMP *cpi, double framerate) {
VP9_COMMON *const cm = &cpi->common; VP9_COMMON *const cm = &cpi->common;
RATE_CONTROL *const rc = &cpi->rc; RATE_CONTROL *const rc = &cpi->rc;

2
vp9/encoder/vp9_onyx_int.h
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@ -614,8 +614,6 @@ void vp9_scale_references(VP9_COMP *cpi);
void vp9_update_reference_frames(VP9_COMP *cpi); void vp9_update_reference_frames(VP9_COMP *cpi);
extern const int q_trans[];
int64_t vp9_rescale(int64_t val, int64_t num, int denom); int64_t vp9_rescale(int64_t val, int64_t num, int denom);
static INLINE void set_ref_ptrs(VP9_COMMON *cm, MACROBLOCKD *xd, static INLINE void set_ref_ptrs(VP9_COMMON *cm, MACROBLOCKD *xd,

27
vp9/encoder/vp9_quantize.c
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@ -284,3 +284,30 @@ void vp9_set_quantizer(VP9_COMMON *cm, int q) {
cm->uv_dc_delta_q = 0; cm->uv_dc_delta_q = 0;
cm->uv_ac_delta_q = 0; cm->uv_ac_delta_q = 0;
} }
// Table that converts 0-63 Q-range values passed in outside to the Qindex
// range used internally.
static const int quantizer_to_qindex[] = {
0, 4, 8, 12, 16, 20, 24, 28,
32, 36, 40, 44, 48, 52, 56, 60,
64, 68, 72, 76, 80, 84, 88, 92,
96, 100, 104, 108, 112, 116, 120, 124,
128, 132, 136, 140, 144, 148, 152, 156,
160, 164, 168, 172, 176, 180, 184, 188,
192, 196, 200, 204, 208, 212, 216, 220,
224, 228, 232, 236, 240, 244, 249, 255,
};
int vp9_quantizer_to_qindex(int quantizer) {
return quantizer_to_qindex[quantizer];
}
int vp9_qindex_to_quantizer(int qindex) {
int quantizer;
for (quantizer = 0; quantizer < 64; ++quantizer)
if (quantizer_to_qindex[quantizer] >= qindex)
return quantizer;
return 63;
}

4
vp9/encoder/vp9_quantize.h
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@ -52,6 +52,10 @@ void vp9_init_quantizer(struct VP9_COMP *cpi);
void vp9_set_quantizer(struct VP9Common *cm, int q); void vp9_set_quantizer(struct VP9Common *cm, int q);
int vp9_quantizer_to_qindex(int quantizer);
int vp9_qindex_to_quantizer(int qindex);
#ifdef __cplusplus #ifdef __cplusplus
} // extern "C" } // extern "C"
#endif #endif

12
vp9/vp9_cx_iface.c
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@ -324,9 +324,9 @@ static vpx_codec_err_t set_encoder_config(
oxcf->target_bandwidth = cfg->rc_target_bitrate; oxcf->target_bandwidth = cfg->rc_target_bitrate;
oxcf->rc_max_intra_bitrate_pct = extra_cfg->rc_max_intra_bitrate_pct; oxcf->rc_max_intra_bitrate_pct = extra_cfg->rc_max_intra_bitrate_pct;
oxcf->best_allowed_q = q_trans[cfg->rc_min_quantizer]; oxcf->best_allowed_q = vp9_quantizer_to_qindex(cfg->rc_min_quantizer);
oxcf->worst_allowed_q = q_trans[cfg->rc_max_quantizer]; oxcf->worst_allowed_q = vp9_quantizer_to_qindex(cfg->rc_max_quantizer);
oxcf->cq_level = q_trans[extra_cfg->cq_level]; oxcf->cq_level = vp9_quantizer_to_qindex(extra_cfg->cq_level);
oxcf->fixed_q = -1; oxcf->fixed_q = -1;
oxcf->under_shoot_pct = cfg->rc_undershoot_pct; oxcf->under_shoot_pct = cfg->rc_undershoot_pct;
@ -449,10 +449,6 @@ static vpx_codec_err_t encoder_set_config(vpx_codec_alg_priv_t *ctx,
return res; return res;
} }
int vp9_reverse_trans(int q);
static vpx_codec_err_t ctrl_get_param(vpx_codec_alg_priv_t *ctx, int ctrl_id, static vpx_codec_err_t ctrl_get_param(vpx_codec_alg_priv_t *ctx, int ctrl_id,
va_list args) { va_list args) {
void *arg = va_arg(args, void *); void *arg = va_arg(args, void *);
@ -465,7 +461,7 @@ static vpx_codec_err_t ctrl_get_param(vpx_codec_alg_priv_t *ctx, int ctrl_id,
switch (ctrl_id) { switch (ctrl_id) {
MAP(VP8E_GET_LAST_QUANTIZER, vp9_get_quantizer(ctx->cpi)); MAP(VP8E_GET_LAST_QUANTIZER, vp9_get_quantizer(ctx->cpi));
MAP(VP8E_GET_LAST_QUANTIZER_64, MAP(VP8E_GET_LAST_QUANTIZER_64,
vp9_reverse_trans(vp9_get_quantizer(ctx->cpi))); vp9_qindex_to_quantizer(vp9_get_quantizer(ctx->cpi)));
} }
return VPX_CODEC_OK; return VPX_CODEC_OK;