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| author | Michael Niedermayer <michael@niedermayer.cc> | 2018-09-22 18:14:02 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-09-24 00:49:30 +0200 |
| commit | 3c9ebcbc4dceef385e20e76704bf3c2e370b9368 (patch) | |
| tree | f0151c5ca548c79fc24697992eebf63847117c9b /libavcodec/prosumer.c | |
| parent | fa1d3caef0cbe24d2e74e3410495344c5aee9776 (diff) | |
| download | ffmpeg-3c9ebcbc4dceef385e20e76704bf3c2e370b9368.tar.gz | |
avcodec/prosumer: Only scan as many elements as matter in fill_elements()
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/prosumer.c')
| -rw-r--r-- | libavcodec/prosumer.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/libavcodec/prosumer.c b/libavcodec/prosumer.c index 9e8a94d4db..b7e417aa0b 100644 --- a/libavcodec/prosumer.c +++ b/libavcodec/prosumer.c @@ -279,12 +279,12 @@ static const uint16_t table[] = { 0x0001 }; -static void fill_elements(uint32_t idx, uint32_t shift, int size, uint32_t *e0, uint32_t *e1) +static void fill_elements(uint32_t idx, uint32_t shift, uint32_t *e0, uint32_t *e1) { uint32_t b, h = idx << (32 - shift); for (int j = 0; j < 2; j++) { - for (int i = 0; i < size; i++) { + for (int i = 0; i < 43; i++) { b = 4 * TB(i); if (shift >= b && ((h & (0xFFF00000u << (12 - b))) >> 20) == table[2 * i + 1]) { if (table[2 * i] >> 8 == 0x80u) { @@ -322,7 +322,7 @@ static void fill_lut(uint32_t *lut) uint32_t f = 0xFFFFFFFFu; c &= 0xFFFFFFu; if ((c & 0xFF00u) != 0x8000u) - fill_elements(j, d, 365, &c, &f); + fill_elements(j, d, &c, &f); lut[2 * a + 2 * j] = c; lut[2 * a + 2 * j + 1] = f; } |