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authorMichael Niedermayer <michaelni@gmx.at>2013-11-02 10:19:12 +0100
committerMichael Niedermayer <michaelni@gmx.at>2013-11-02 10:19:12 +0100
commit0b82fdcc469ec8f5dd4affe1fe5ae8710b373cd2 (patch)
treea6ca9af5906795f8d523e8c54f45bee5823e6b3c /libavcodec/flashsv.c
parent7146eacfc5f20dea719d6581d72b7532ab39688d (diff)
parent037fea388e0df2a22441bc1ed86794152161baf1 (diff)
downloadffmpeg-streaming-0b82fdcc469ec8f5dd4affe1fe5ae8710b373cd2.zip
ffmpeg-streaming-0b82fdcc469ec8f5dd4affe1fe5ae8710b373cd2.tar.gz
Merge commit '037fea388e0df2a22441bc1ed86794152161baf1'
* commit '037fea388e0df2a22441bc1ed86794152161baf1': flashsv: K&R formatting cosmetics Conflicts: libavcodec/flashsv.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/flashsv.c')
-rw-r--r--libavcodec/flashsv.c57
1 files changed, 30 insertions, 27 deletions
diff --git a/libavcodec/flashsv.c b/libavcodec/flashsv.c
index 7d8375a..82c66db 100644
--- a/libavcodec/flashsv.c
+++ b/libavcodec/flashsv.c
@@ -69,14 +69,13 @@ typedef struct FlashSVContext {
int diff_start, diff_height;
} FlashSVContext;
-
static int decode_hybrid(const uint8_t *sptr, uint8_t *dptr, int dx, int dy,
int h, int w, int stride, const uint32_t *pal)
{
int x, y;
const uint8_t *orig_src = sptr;
- for (y = dx+h; y > dx; y--) {
+ for (y = dx + h; y > dx; y--) {
uint8_t *dst = dptr + (y * stride) + dy * 3;
for (x = 0; x < w; x++) {
if (*sptr & 0x80) {
@@ -120,7 +119,6 @@ static av_cold int flashsv_decode_init(AVCodecContext *avctx)
return 0;
}
-
static int flashsv2_prime(FlashSVContext *s, uint8_t *src, int size)
{
z_stream zs;
@@ -198,8 +196,8 @@ static int flashsv_decode_block(AVCodecContext *avctx, AVPacket *avpkt,
}
if (s->is_keyframe) {
- s->blocks[blk_idx].pos = s->keyframedata + (get_bits_count(gb) / 8);
- s->blocks[blk_idx].size = block_size;
+ s->blocks[blk_idx].pos = s->keyframedata + (get_bits_count(gb) / 8);
+ s->blocks[blk_idx].size = block_size;
}
y_pos += s->diff_start;
@@ -244,8 +242,8 @@ static int calc_deflate_block_size(int tmpblock_size)
static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
- int buf_size = avpkt->size;
- FlashSVContext *s = avctx->priv_data;
+ int buf_size = avpkt->size;
+ FlashSVContext *s = avctx->priv_data;
int h_blocks, v_blocks, h_part, v_part, i, j, ret;
GetBitContext gb;
int last_blockwidth = s->block_width;
@@ -260,10 +258,10 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
init_get_bits(&gb, avpkt->data, buf_size * 8);
/* start to parse the bitstream */
- s->block_width = 16 * (get_bits(&gb, 4) + 1);
- s->image_width = get_bits(&gb, 12);
- s->block_height = 16 * (get_bits(&gb, 4) + 1);
- s->image_height = get_bits(&gb, 12);
+ s->block_width = 16 * (get_bits(&gb, 4) + 1);
+ s->image_width = get_bits(&gb, 12);
+ s->block_height = 16 * (get_bits(&gb, 4) + 1);
+ s->image_height = get_bits(&gb, 12);
if ( last_blockwidth != s->block_width
|| last_blockheight!= s->block_height)
@@ -294,18 +292,22 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
s->tmpblock = av_realloc(s->tmpblock, tmpblock_size);
if (!s->tmpblock) {
- av_log(avctx, AV_LOG_ERROR, "Can't allocate decompression buffer.\n");
+ av_log(avctx, AV_LOG_ERROR,
+ "Cannot allocate decompression buffer.\n");
return AVERROR(ENOMEM);
}
if (s->ver == 2) {
s->deflate_block_size = calc_deflate_block_size(tmpblock_size);
if (s->deflate_block_size <= 0) {
- av_log(avctx, AV_LOG_ERROR, "Can't determine deflate buffer size.\n");
+ av_log(avctx, AV_LOG_ERROR,
+ "Cannot determine deflate buffer size.\n");
return -1;
}
- s->deflate_block = av_realloc(s->deflate_block, s->deflate_block_size);
+ s->deflate_block = av_realloc(s->deflate_block,
+ s->deflate_block_size);
if (!s->deflate_block) {
- av_log(avctx, AV_LOG_ERROR, "Can't allocate deflate buffer.\n");
+ av_log(avctx, AV_LOG_ERROR,
+ "Cannot allocate deflate buffer.\n");
return AVERROR(ENOMEM);
}
}
@@ -333,8 +335,8 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
memcpy(s->keyframedata, avpkt->data, avpkt->size);
}
if(s->ver == 2 && !s->blocks)
- s->blocks = av_mallocz((v_blocks + !!v_part) * (h_blocks + !!h_part)
- * sizeof(s->blocks[0]));
+ s->blocks = av_mallocz((v_blocks + !!v_part) * (h_blocks + !!h_part) *
+ sizeof(s->blocks[0]));
av_dlog(avctx, "image: %dx%d block: %dx%d num: %dx%d part: %dx%d\n",
s->image_width, s->image_height, s->block_width, s->block_height,
@@ -378,14 +380,15 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
if (s->color_depth != 0 && s->color_depth != 2) {
av_log(avctx, AV_LOG_ERROR,
- "%dx%d invalid color depth %d\n", i, j, s->color_depth);
+ "%dx%d invalid color depth %d\n",
+ i, j, s->color_depth);
return AVERROR_INVALIDDATA;
}
if (has_diff) {
if (!s->keyframe) {
av_log(avctx, AV_LOG_ERROR,
- "inter frame without keyframe\n");
+ "Inter frame without keyframe\n");
return AVERROR_INVALIDDATA;
}
s->diff_start = get_bits(&gb, 8);
@@ -408,14 +411,15 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
if (s->zlibprime_curr) {
int col = get_bits(&gb, 8);
int row = get_bits(&gb, 8);
- av_log(avctx, AV_LOG_DEBUG, "%dx%d zlibprime_curr %dx%d\n", i, j, col, row);
+ av_log(avctx, AV_LOG_DEBUG, "%dx%d zlibprime_curr %dx%d\n",
+ i, j, col, row);
size -= 2;
avpriv_request_sample(avctx, "zlibprime_curr");
return AVERROR_PATCHWELCOME;
}
if (!s->blocks && (s->zlibprime_curr || s->zlibprime_prev)) {
- av_log(avctx, AV_LOG_ERROR, "no data available for zlib "
- "priming\n");
+ av_log(avctx, AV_LOG_ERROR,
+ "no data available for zlib priming\n");
return AVERROR_INVALIDDATA;
}
size--; // account for flags byte
@@ -451,7 +455,8 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
return AVERROR(ENOMEM);
}
}
- memcpy(s->keyframe, s->frame.data[0], s->frame.linesize[0] * avctx->height);
+ memcpy(s->keyframe, s->frame.data[0],
+ s->frame.linesize[0] * avctx->height);
}
if ((ret = av_frame_ref(data, &s->frame)) < 0)
@@ -467,7 +472,6 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
return buf_size;
}
-
static av_cold int flashsv_decode_end(AVCodecContext *avctx)
{
FlashSVContext *s = avctx->priv_data;
@@ -481,7 +485,6 @@ static av_cold int flashsv_decode_end(AVCodecContext *avctx)
return 0;
}
-
#if CONFIG_FLASHSV_DECODER
AVCodec ff_flashsv_decoder = {
.name = "flashsv",
@@ -493,7 +496,7 @@ AVCodec ff_flashsv_decoder = {
.close = flashsv_decode_end,
.decode = flashsv_decode_frame,
.capabilities = CODEC_CAP_DR1,
- .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_BGR24, AV_PIX_FMT_NONE },
+ .pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_BGR24, AV_PIX_FMT_NONE },
};
#endif /* CONFIG_FLASHSV_DECODER */
@@ -556,6 +559,6 @@ AVCodec ff_flashsv2_decoder = {
.close = flashsv2_decode_end,
.decode = flashsv_decode_frame,
.capabilities = CODEC_CAP_DR1,
- .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_BGR24, AV_PIX_FMT_NONE },
+ .pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_BGR24, AV_PIX_FMT_NONE },
};
#endif /* CONFIG_FLASHSV2_DECODER */
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