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Diffstat (limited to 'chromium/third_party/ffmpeg/libavcodec/jvdec.c')
-rw-r--r--chromium/third_party/ffmpeg/libavcodec/jvdec.c44
1 files changed, 24 insertions, 20 deletions
diff --git a/chromium/third_party/ffmpeg/libavcodec/jvdec.c b/chromium/third_party/ffmpeg/libavcodec/jvdec.c
index cad053289a0..03da880b7fc 100644
--- a/chromium/third_party/ffmpeg/libavcodec/jvdec.c
+++ b/chromium/third_party/ffmpeg/libavcodec/jvdec.c
@@ -25,11 +25,12 @@
* @author Peter Ross <pross@xvid.org>
*/
+#include "libavutil/intreadwrite.h"
+
#include "avcodec.h"
#include "dsputil.h"
#include "get_bits.h"
#include "internal.h"
-#include "libavutil/intreadwrite.h"
typedef struct JvContext {
DSPContext dsp;
@@ -62,19 +63,19 @@ static inline void decode2x2(GetBitContext *gb, uint8_t *dst, int linesize)
case 1:
v[0] = get_bits(gb, 8);
for (j = 0; j < 2; j++)
- memset(dst + j*linesize, v[0], 2);
+ memset(dst + j * linesize, v[0], 2);
break;
case 2:
v[0] = get_bits(gb, 8);
v[1] = get_bits(gb, 8);
for (j = 0; j < 2; j++)
for (i = 0; i < 2; i++)
- dst[j*linesize + i] = v[get_bits1(gb)];
+ dst[j * linesize + i] = v[get_bits1(gb)];
break;
case 3:
for (j = 0; j < 2; j++)
for (i = 0; i < 2; i++)
- dst[j*linesize + i] = get_bits(gb, 8);
+ dst[j * linesize + i] = get_bits(gb, 8);
}
}
@@ -89,29 +90,30 @@ static inline void decode4x4(GetBitContext *gb, uint8_t *dst, int linesize)
case 1:
v[0] = get_bits(gb, 8);
for (j = 0; j < 4; j++)
- memset(dst + j*linesize, v[0], 4);
+ memset(dst + j * linesize, v[0], 4);
break;
case 2:
v[0] = get_bits(gb, 8);
v[1] = get_bits(gb, 8);
for (j = 2; j >= 0; j -= 2) {
for (i = 0; i < 4; i++)
- dst[j*linesize + i] = v[get_bits1(gb)];
+ dst[j * linesize + i] = v[get_bits1(gb)];
for (i = 0; i < 4; i++)
- dst[(j+1)*linesize + i] = v[get_bits1(gb)];
+ dst[(j + 1) * linesize + i] = v[get_bits1(gb)];
}
break;
case 3:
for (j = 0; j < 4; j += 2)
for (i = 0; i < 4; i += 2)
- decode2x2(gb, dst + j*linesize + i, linesize);
+ decode2x2(gb, dst + j * linesize + i, linesize);
}
}
/**
* Decode 8x8 block
*/
-static inline void decode8x8(GetBitContext *gb, uint8_t *dst, int linesize, DSPContext *dsp)
+static inline void decode8x8(GetBitContext *gb, uint8_t *dst, int linesize,
+ DSPContext *dsp)
{
int i, j, v[2];
@@ -124,22 +126,21 @@ static inline void decode8x8(GetBitContext *gb, uint8_t *dst, int linesize, DSPC
v[0] = get_bits(gb, 8);
v[1] = get_bits(gb, 8);
for (j = 7; j >= 0; j--)
- for (i = 0; i < 8; i++)
- dst[j*linesize + i] = v[get_bits1(gb)];
+ for (i = 0; i < 8; i++)
+ dst[j * linesize + i] = v[get_bits1(gb)];
break;
case 3:
for (j = 0; j < 8; j += 4)
for (i = 0; i < 8; i += 4)
- decode4x4(gb, dst + j*linesize + i, linesize);
+ decode4x4(gb, dst + j * linesize + i, linesize);
}
}
-static int decode_frame(AVCodecContext *avctx,
- void *data, int *got_frame,
+static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
AVPacket *avpkt)
{
- JvContext *s = avctx->priv_data;
- const uint8_t *buf = avpkt->data;
+ JvContext *s = avctx->priv_data;
+ const uint8_t *buf = avpkt->data;
const uint8_t *buf_end = buf + avpkt->size;
int video_size, video_type, i, j, ret;
@@ -164,16 +165,19 @@ static int decode_frame(AVCodecContext *avctx,
for (j = 0; j < avctx->height; j += 8)
for (i = 0; i < avctx->width; i += 8)
- decode8x8(&gb, s->frame->data[0] + j * s->frame->linesize[0] + i,
+ decode8x8(&gb,
+ s->frame->data[0] + j * s->frame->linesize[0] + i,
s->frame->linesize[0], &s->dsp);
buf += video_size;
} else if (video_type == 2) {
int v = *buf++;
for (j = 0; j < avctx->height; j++)
- memset(s->frame->data[0] + j * s->frame->linesize[0], v, avctx->width);
+ memset(s->frame->data[0] + j * s->frame->linesize[0],
+ v, avctx->width);
} else {
- av_log(avctx, AV_LOG_WARNING, "unsupported frame type %i\n", video_type);
+ av_log(avctx, AV_LOG_WARNING,
+ "unsupported frame type %i\n", video_type);
return AVERROR_INVALIDDATA;
}
}
@@ -191,7 +195,7 @@ static int decode_frame(AVCodecContext *avctx,
s->frame->key_frame = 1;
s->frame->pict_type = AV_PICTURE_TYPE_I;
s->frame->palette_has_changed = s->palette_has_changed;
- s->palette_has_changed = 0;
+ s->palette_has_changed = 0;
memcpy(s->frame->data[1], s->palette, AVPALETTE_SIZE);
if ((ret = av_frame_ref(data, s->frame)) < 0)