diff options
Diffstat (limited to 'media/ffvpx/libavutil/imgutils.c')
| -rw-r--r-- | media/ffvpx/libavutil/imgutils.c | 31 |
1 files changed, 7 insertions, 24 deletions
diff --git a/media/ffvpx/libavutil/imgutils.c b/media/ffvpx/libavutil/imgutils.c index 4938a7ef67..c733cb5cf5 100644 --- a/media/ffvpx/libavutil/imgutils.c +++ b/media/ffvpx/libavutil/imgutils.c @@ -311,8 +311,8 @@ static void image_copy_plane(uint8_t *dst, ptrdiff_t dst_linesize, { if (!dst || !src) return; - av_assert0(abs(src_linesize) >= bytewidth); - av_assert0(abs(dst_linesize) >= bytewidth); + av_assert0(FFABS(src_linesize) >= bytewidth); + av_assert0(FFABS(dst_linesize) >= bytewidth); for (;height > 0; height--) { memcpy(dst, src, bytewidth); dst += dst_linesize; @@ -501,7 +501,6 @@ int av_image_copy_to_buffer(uint8_t *dst, int dst_size, static void memset_bytes(uint8_t *dst, size_t dst_size, uint8_t *clear, size_t clear_size) { - size_t pos = 0; int same = 1; int i; @@ -521,28 +520,12 @@ static void memset_bytes(uint8_t *dst, size_t dst_size, uint8_t *clear, if (clear_size == 1) { memset(dst, clear[0], dst_size); dst_size = 0; - } else if (clear_size == 2) { - uint16_t val = AV_RN16(clear); - for (; dst_size >= 2; dst_size -= 2) { - AV_WN16(dst, val); - dst += 2; - } - } else if (clear_size == 4) { - uint32_t val = AV_RN32(clear); - for (; dst_size >= 4; dst_size -= 4) { - AV_WN32(dst, val); - dst += 4; - } - } else if (clear_size == 8) { - uint32_t val = AV_RN64(clear); - for (; dst_size >= 8; dst_size -= 8) { - AV_WN64(dst, val); - dst += 8; - } + } else { + if (clear_size > dst_size) + clear_size = dst_size; + memcpy(dst, clear, clear_size); + av_memcpy_backptr(dst + clear_size, clear_size, dst_size - clear_size); } - - for (; dst_size; dst_size--) - *dst++ = clear[pos++ % clear_size]; } // Maximum size in bytes of a plane element (usually a pixel, or multiple pixels |