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Code Issues Releases Activity

flashsvenc: drop some unnecessary parentheses

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This commit is contained in:
Diego Biurrun 2011-07-15 15:09:39 +02:00
parent 36ba39d140
commit 4877356d8f
1 changed files with 9 additions and 9 deletions
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18
libavcodec/flashsvenc.c
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@ -84,8 +84,8 @@ static int copy_region_enc(uint8_t *sptr, uint8_t *dptr, int dx, int dy,
int diff = 0;
for (i = dx + h; i > dx; i--) {
nsptr = sptr + (i * stride) + dy * 3;
npfptr = pfptr + (i * stride) + dy * 3;
nsptr = sptr + i * stride + dy * 3;
npfptr = pfptr + i * stride + dy * 3;
for (j = 0; j < w * 3; j++) {
diff |= npfptr[j] ^ nsptr[j];
dptr[j] = nsptr[j];
@ -103,13 +103,13 @@ static av_cold int flashsv_encode_init(AVCodecContext *avctx)
s->avctx = avctx;
if ((avctx->width > 4095) || (avctx->height > 4095)) {
if (avctx->width > 4095 || avctx->height > 4095) {
av_log(avctx, AV_LOG_ERROR, "Input dimensions too large, input must be max 4096x4096 !\n");
return AVERROR_INVALIDDATA;
}
// Needed if zlib unused or init aborted before deflateInit
memset(&(s->zstream), 0, sizeof(z_stream));
memset(&s->zstream, 0, sizeof(z_stream));
s->last_key_frame = 0;
@ -140,9 +140,9 @@ static int encode_bitstream(FlashSVContext *s, AVFrame *p, uint8_t *buf,
init_put_bits(&pb, buf, buf_size * 8);
put_bits(&pb, 4, (block_width / 16) - 1);
put_bits(&pb, 4, block_width / 16 - 1);
put_bits(&pb, 12, s->image_width);
put_bits(&pb, 4, (block_height / 16) - 1);
put_bits(&pb, 4, block_height / 16 - 1);
put_bits(&pb, 12, s->image_height);
flush_put_bits(&pb);
buf_pos = 4;
@ -179,7 +179,7 @@ static int encode_bitstream(FlashSVContext *s, AVFrame *p, uint8_t *buf,
ret = compress2(ptr + 2, &zsize, s->tmpblock, 3 * ws * hs, 9);
//ret = deflateReset(&(s->zstream));
//ret = deflateReset(&s->zstream);
if (ret != Z_OK)
av_log(s->avctx, AV_LOG_ERROR, "error while compressing block %dx%d\n", i, j);
@ -227,7 +227,7 @@ static int flashsv_encode_frame(AVCodecContext *avctx, uint8_t *buf,
}
if (p->linesize[0] < 0)
pfptr = s->previous_frame - ((s->image_height - 1) * p->linesize[0]);
pfptr = s->previous_frame - (s->image_height - 1) * p->linesize[0];
else
pfptr = s->previous_frame;
@ -277,7 +277,7 @@ static av_cold int flashsv_encode_end(AVCodecContext *avctx)
{
FlashSVContext *s = avctx->priv_data;
deflateEnd(&(s->zstream));
deflateEnd(&s->zstream);
av_free(s->encbuffer);
av_free(s->previous_frame);