diff options
Diffstat (limited to 'src/libffmpeg/libavcodec/dsputil.c')
| -rw-r--r-- | src/libffmpeg/libavcodec/dsputil.c | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/src/libffmpeg/libavcodec/dsputil.c b/src/libffmpeg/libavcodec/dsputil.c index fce0b8163..b1252251a 100644 --- a/src/libffmpeg/libavcodec/dsputil.c +++ b/src/libffmpeg/libavcodec/dsputil.c @@ -332,6 +332,27 @@ static void put_pixels_clamped_c(const DCTELEM *block, uint8_t *restrict pixels, } } +static void put_signed_pixels_clamped_c(const DCTELEM *block, + uint8_t *restrict pixels, + int line_size) +{ + int i, j; + + for (i = 0; i < 8; i++) { + for (j = 0; j < 8; j++) { + if (*block < -128) + *pixels = 0; + else if (*block > 127) + *pixels = 255; + else + *pixels = (uint8_t)(*block + 128); + block++; + pixels++; + } + pixels += (line_size - 8); + } +} + static void add_pixels_clamped_c(const DCTELEM *block, uint8_t *restrict pixels, int line_size) { @@ -3126,12 +3147,12 @@ void dsputil_init(DSPContext* c, AVCodecContext *avctx) /* VP3 DSP support */ c->vp3_dsp_init = vp3_dsp_init_c; - c->vp3_idct_put = vp3_idct_put_c; - c->vp3_idct_add = vp3_idct_add_c; + c->vp3_idct = vp3_idct_c; c->get_pixels = get_pixels_c; c->diff_pixels = diff_pixels_c; c->put_pixels_clamped = put_pixels_clamped_c; + c->put_signed_pixels_clamped = put_signed_pixels_clamped_c; c->add_pixels_clamped = add_pixels_clamped_c; c->gmc1 = gmc1_c; c->gmc = gmc_c; |