diff options
Diffstat (limited to 'libavcodec/4xm.c')
| -rw-r--r-- | libavcodec/4xm.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/libavcodec/4xm.c b/libavcodec/4xm.c index 094e8518e4..fa5256c9ec 100644 --- a/libavcodec/4xm.c +++ b/libavcodec/4xm.c @@ -139,7 +139,7 @@ typedef struct FourXContext { int mv[256]; VLC pre_vlc; int last_dc; - DECLARE_ALIGNED(16, DCTELEM, block)[6][64]; + DECLARE_ALIGNED(16, int16_t, block)[6][64]; void *bitstream_buffer; unsigned int bitstream_buffer_size; int version; @@ -154,7 +154,7 @@ typedef struct FourXContext { #define MULTIPLY(var, const) (((var) * (const)) >> 16) -static void idct(DCTELEM block[64]) +static void idct(int16_t block[64]) { int tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; int tmp10, tmp11, tmp12, tmp13; @@ -451,7 +451,7 @@ static int decode_p_frame(FourXContext *f, const uint8_t *buf, int length) * decode block and dequantize. * Note this is almost identical to MJPEG. */ -static int decode_i_block(FourXContext *f, DCTELEM *block) +static int decode_i_block(FourXContext *f, int16_t *block) { int code, i, j, level, val; @@ -496,7 +496,7 @@ static int decode_i_block(FourXContext *f, DCTELEM *block) static inline void idct_put(FourXContext *f, int x, int y) { - DCTELEM (*block)[64] = f->block; + int16_t (*block)[64] = f->block; int stride = f->current_picture->linesize[0] >> 1; int i; uint16_t *dst = ((uint16_t*)f->current_picture->data[0]) + y * stride + x; @@ -517,7 +517,7 @@ static inline void idct_put(FourXContext *f, int x, int y) * cr = (-1b - 4g + 5r) / 14 */ for (y = 0; y < 8; y++) { for (x = 0; x < 8; x++) { - DCTELEM *temp = block[(x >> 2) + 2 * (y >> 2)] + + int16_t *temp = block[(x >> 2) + 2 * (y >> 2)] + 2 * (x & 3) + 2 * 8 * (y & 3); // FIXME optimize int cb = block[4][x + 8 * y]; int cr = block[5][x + 8 * y]; |