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Code Issues Releases Activity

cljrdec: Convert to the new bitstream reader

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Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Alexandra Hájková 2016-04-09 17:34:03 +02:00 committed by Anton Khirnov
parent b4c0daa83c
commit e561146611
1 changed files with 9 additions and 9 deletions
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18
libavcodec/cljrdec.c
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@ -25,7 +25,7 @@
*/
#include "avcodec.h"
#include "get_bits.h"
#include "bitstream.h"
#include "internal.h"
static int decode_frame(AVCodecContext *avctx,
@ -34,7 +34,7 @@ static int decode_frame(AVCodecContext *avctx,
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
GetBitContext gb;
BitstreamContext bc;
AVFrame * const p = data;
int x, y, ret;
@ -56,20 +56,20 @@ static int decode_frame(AVCodecContext *avctx,
p->pict_type = AV_PICTURE_TYPE_I;
p->key_frame = 1;
init_get_bits(&gb, buf, buf_size * 8);
bitstream_init(&bc, buf, buf_size * 8);
for (y = 0; y < avctx->height; y++) {
uint8_t *luma = &p->data[0][y * p->linesize[0]];
uint8_t *cb = &p->data[1][y * p->linesize[1]];
uint8_t *cr = &p->data[2][y * p->linesize[2]];
for (x = 0; x < avctx->width; x += 4) {
luma[3] = get_bits(&gb, 5) << 3;
luma[2] = get_bits(&gb, 5) << 3;
luma[1] = get_bits(&gb, 5) << 3;
luma[0] = get_bits(&gb, 5) << 3;
luma[3] = bitstream_read(&bc, 5) << 3;
luma[2] = bitstream_read(&bc, 5) << 3;
luma[1] = bitstream_read(&bc, 5) << 3;
luma[0] = bitstream_read(&bc, 5) << 3;
luma += 4;
*(cb++) = get_bits(&gb, 6) << 2;
*(cr++) = get_bits(&gb, 6) << 2;
*(cb++) = bitstream_read(&bc, 6) << 2;
*(cr++) = bitstream_read(&bc, 6) << 2;
}
}