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Update aom to slightly newer commit ID

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trav90 2018-10-17 05:59:08 -05:00 • committed by Roy Tam
commit 76f1e6edca
311 changed files with 55292 additions and 33790 deletions
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29
third_party/aom/av1/encoder/ratectrl.h vendored
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@ -49,27 +49,6 @@ typedef enum {
} RATE_FACTOR_LEVEL;
#endif // CONFIG_EXT_REFS
// Internal frame scaling level.
typedef enum {
UNSCALED = 0, // Frame is unscaled.
SCALE_STEP1 = 1, // First-level down-scaling.
FRAME_SCALE_STEPS
} FRAME_SCALE_LEVEL;
// Frame dimensions multiplier wrt the native frame size, in 1/16ths,
// specified for the scale-up case.
// e.g. 24 => 16/24 = 2/3 of native size. The restriction to 1/16th is
// intended to match the capabilities of the normative scaling filters,
// giving precedence to the up-scaling accuracy.
static const int frame_scale_factor[FRAME_SCALE_STEPS] = { 16, 24 };
// Multiplier of the target rate to be used as threshold for triggering scaling.
static const double rate_thresh_mult[FRAME_SCALE_STEPS] = { 1.0, 2.0 };
// Scale dependent Rate Correction Factor multipliers. Compensates for the
// greater number of bits per pixel generated in down-scaled frames.
static const double rcf_mult[FRAME_SCALE_STEPS] = { 1.0, 2.0 };
typedef struct {
// Rate targetting variables
int base_frame_target; // A baseline frame target before adjustment
@ -162,10 +141,6 @@ typedef struct {
int q_2_frame;
// Auto frame-scaling variables.
FRAME_SCALE_LEVEL frame_size_selector;
FRAME_SCALE_LEVEL next_frame_size_selector;
int frame_width[FRAME_SCALE_STEPS];
int frame_height[FRAME_SCALE_STEPS];
int rf_level_maxq[RATE_FACTOR_LEVELS];
} RATE_CONTROL;
@ -214,6 +189,10 @@ int av1_rc_get_default_max_gf_interval(double framerate, int min_frame_rate);
void av1_rc_get_one_pass_vbr_params(struct AV1_COMP *cpi);
void av1_rc_get_one_pass_cbr_params(struct AV1_COMP *cpi);
// How many times less pixels there are to encode given the current scaling.
// Temporary replacement for rcf_mult and rate_thresh_mult.
double av1_resize_rate_factor(const struct AV1_COMP *cpi);
// Post encode update of the rate control parameters based
// on bytes used
void av1_rc_postencode_update(struct AV1_COMP *cpi, uint64_t bytes_used);