Commit 46ce6dde authored by Jingning Han's avatar Jingning Han Committed by Gerrit Code Review

Merge "Constrain encoder motion search range"

parents e3168b0c bbe68fbd
......@@ -406,8 +406,6 @@ static void first_pass_motion_search(VP9_COMP *cpi, MACROBLOCK *x,
// for first pass test
while ((quart_frm << sr) < MAX_FULL_PEL_VAL)
sr++;
if (sr)
sr--;
step_param += sr;
further_steps -= sr;
......
......@@ -51,9 +51,6 @@ int vp9_init_search_range(VP9_COMP *cpi, int size) {
while ((size << sr) < MAX_FULL_PEL_VAL)
sr++;
if (sr)
sr--;
sr += cpi->sf.reduce_first_step_size;
sr = MIN(sr, (cpi->sf.max_step_search_steps - 2));
return sr;
......
......@@ -18,8 +18,9 @@
// The maximum number of steps in a step search given the largest
// allowed initial step
#define MAX_MVSEARCH_STEPS 11
// Max full pel mv specified in 1 pel units
#define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS)) - 1)
// Max full pel mv specified in the unit of full pixel
// Enable the use of motion vector in range [-1023, 1023].
#define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS - 1)) - 1)
// Maximum size of the first step in full pel units
#define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS-1))
// Allowed motion vector pixel distance outside image border
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment