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author | James Almer <jamrial@gmail.com> | 2014-08-12 20:19:24 -0300 |
---|---|---|
committer | Michael Niedermayer <michaelni@gmx.at> | 2014-08-13 01:44:41 +0200 |
commit | a8592db9bb787e6cd3aece69ce211cb97bd718cd (patch) | |
tree | 88cfb6785aac4b7a057fb5882e9bc42897d62c41 /libavcodec/idctdsp.c | |
parent | 0081a14e7d1e44536400df19ad6c9ea8118db2e9 (diff) | |
download | ffmpeg-a8592db9bb787e6cd3aece69ce211cb97bd718cd.tar.gz |
avcodec/idctdsp: make add/put_pixels_clamped_c internal functions
This reduces code duplication and differences with the fork.
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/idctdsp.c')
-rw-r--r-- | libavcodec/idctdsp.c | 49 |
1 files changed, 45 insertions, 4 deletions
diff --git a/libavcodec/idctdsp.c b/libavcodec/idctdsp.c index 4ca07344da..f139bacc0f 100644 --- a/libavcodec/idctdsp.c +++ b/libavcodec/idctdsp.c @@ -80,6 +80,27 @@ av_cold void ff_init_scantable_permutation(uint8_t *idct_permutation, } } +void ff_put_pixels_clamped(const int16_t *block, uint8_t *av_restrict pixels, + int line_size) +{ + int i; + + /* read the pixels */ + for (i = 0; i < 8; i++) { + pixels[0] = av_clip_uint8(block[0]); + pixels[1] = av_clip_uint8(block[1]); + pixels[2] = av_clip_uint8(block[2]); + pixels[3] = av_clip_uint8(block[3]); + pixels[4] = av_clip_uint8(block[4]); + pixels[5] = av_clip_uint8(block[5]); + pixels[6] = av_clip_uint8(block[6]); + pixels[7] = av_clip_uint8(block[7]); + + pixels += line_size; + block += 8; + } +} + static void put_pixels_clamped4_c(const int16_t *block, uint8_t *av_restrict pixels, int line_size) { @@ -133,6 +154,26 @@ static void put_signed_pixels_clamped_c(const int16_t *block, } } +void ff_add_pixels_clamped(const int16_t *block, uint8_t *av_restrict pixels, + int line_size) +{ + int i; + + /* read the pixels */ + for (i = 0; i < 8; i++) { + pixels[0] = av_clip_uint8(pixels[0] + block[0]); + pixels[1] = av_clip_uint8(pixels[1] + block[1]); + pixels[2] = av_clip_uint8(pixels[2] + block[2]); + pixels[3] = av_clip_uint8(pixels[3] + block[3]); + pixels[4] = av_clip_uint8(pixels[4] + block[4]); + pixels[5] = av_clip_uint8(pixels[5] + block[5]); + pixels[6] = av_clip_uint8(pixels[6] + block[6]); + pixels[7] = av_clip_uint8(pixels[7] + block[7]); + pixels += line_size; + block += 8; + } +} + static void add_pixels_clamped4_c(const int16_t *block, uint8_t *av_restrict pixels, int line_size) { @@ -166,13 +207,13 @@ static void add_pixels_clamped2_c(const int16_t *block, uint8_t *av_restrict pix static void jref_idct_put(uint8_t *dest, int line_size, int16_t *block) { ff_j_rev_dct(block); - put_pixels_clamped_c(block, dest, line_size); + ff_put_pixels_clamped(block, dest, line_size); } static void jref_idct_add(uint8_t *dest, int line_size, int16_t *block) { ff_j_rev_dct(block); - add_pixels_clamped_c(block, dest, line_size); + ff_add_pixels_clamped(block, dest, line_size); } static void ff_jref_idct4_put(uint8_t *dest, int line_size, int16_t *block) { @@ -255,9 +296,9 @@ av_cold void ff_idctdsp_init(IDCTDSPContext *c, AVCodecContext *avctx) } } - c->put_pixels_clamped = put_pixels_clamped_c; + c->put_pixels_clamped = ff_put_pixels_clamped; c->put_signed_pixels_clamped = put_signed_pixels_clamped_c; - c->add_pixels_clamped = add_pixels_clamped_c; + c->add_pixels_clamped = ff_add_pixels_clamped; if (CONFIG_MPEG4_DECODER && avctx->idct_algo == FF_IDCT_XVID) ff_xvididct_init(c, avctx); |