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vp9/decode_tiles_mt: remove unnecessary local

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reuse the common loop index

Change-Id: I9db45a93c219c2123917514cb8e9d4ea86454711
This commit is contained in:
James Zern 2015-10-07 17:45:45 -07:00
parent a83e8ec008
commit 50b20b90aa
1 changed files with 7 additions and 11 deletions
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18
vp9/decoder/vp9_decodeframe.c
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@ -1643,7 +1643,6 @@ static const uint8_t *decode_tiles_mt(VP9Decoder *pbi,
if (pbi->num_tile_workers == 0) {
const int num_threads = pbi->max_threads;
int i;
CHECK_MEM_ERROR(cm, pbi->tile_workers,
vpx_malloc(num_threads * sizeof(*pbi->tile_workers)));
// Ensure tile data offsets will be properly aligned. This may fail on
@ -1652,12 +1651,12 @@ static const uint8_t *decode_tiles_mt(VP9Decoder *pbi,
CHECK_MEM_ERROR(cm, pbi->tile_worker_data,
vpx_memalign(32, num_threads *
sizeof(*pbi->tile_worker_data)));
for (i = 0; i < num_threads; ++i) {
VPxWorker *const worker = &pbi->tile_workers[i];
for (n = 0; n < num_threads; ++n) {
VPxWorker *const worker = &pbi->tile_workers[n];
++pbi->num_tile_workers;
winterface->init(worker);
if (i < num_threads - 1 && !winterface->reset(worker)) {
if (n < num_threads - 1 && !winterface->reset(worker)) {
vpx_internal_error(&cm->error, VPX_CODEC_ERROR,
"Tile decoder thread creation failed");
}
@ -1720,11 +1719,9 @@ static const uint8_t *decode_tiles_mt(VP9Decoder *pbi,
// Initialize thread frame counts.
if (!cm->frame_parallel_decoding_mode) {
int i;
for (i = 0; i < num_workers; ++i) {
for (n = 0; n < num_workers; ++n) {
TileWorkerData *const tile_data =
(TileWorkerData*)pbi->tile_workers[i].data1;
(TileWorkerData*)pbi->tile_workers[n].data1;
vp9_zero(tile_data->counts);
}
}
@ -1767,10 +1764,9 @@ static const uint8_t *decode_tiles_mt(VP9Decoder *pbi,
// Accumulate thread frame counts.
if (!cm->frame_parallel_decoding_mode) {
int i;
for (i = 0; i < num_workers; ++i) {
for (n = 0; n < num_workers; ++n) {
TileWorkerData *const tile_data =
(TileWorkerData*)pbi->tile_workers[i].data1;
(TileWorkerData*)pbi->tile_workers[n].data1;
vp9_accumulate_frame_counts(&cm->counts, &tile_data->counts, 1);
}
}