Signed-off-by: Aneesh Dogra <[email protected]>
---
libavcodec/pngenc.c | 9 +++------
1 files changed, 3 insertions(+), 6 deletions(-)
diff --git a/libavcodec/pngenc.c b/libavcodec/pngenc.c
index d55d238..654e9a6 100644
--- a/libavcodec/pngenc.c
+++ b/libavcodec/pngenc.c
@@ -74,8 +74,7 @@ static void png_get_interlaced_row(uint8_t *dst, int row_size,
for(x = 0; x < width; x++) {
j = x & 7;
if ((mask << j) & 0x80) {
- memcpy(d, s, bpp);
- d += bpp;
+ bytestream_get_buffer(&d, s, bpp);
}
s += bpp;
}
@@ -200,8 +199,7 @@ static void png_write_chunk(uint8_t **f, uint32_t tag,
bytestream_put_be32(f, av_bswap32(tag));
if (length > 0) {
crc = crc32(crc, buf, length);
- memcpy(*f, buf, length);
- *f += length;
+ bytestream_get_buffer(f, buf, length);
}
bytestream_put_be32(f, crc);
}
@@ -307,8 +305,7 @@ static int encode_frame(AVCodecContext *avctx, unsigned
char *buf, int buf_size,
}
/* write png header */
- memcpy(s->bytestream, ff_pngsig, 8);
- s->bytestream += 8;
+ bytestream_get_buffer(&s->bytestream, ff_pngsig, 8);
AV_WB32(s->buf, avctx->width);
AV_WB32(s->buf + 4, avctx->height);
--
1.7.1
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