Skip to content

F
ffmpeg.wasm-core
Commit d2e0a276 authored by Michael Niedermayer's avatar Michael Niedermayer
Browse files
Options

msrledec: merge switches 

More speedup and fixes 'may be used uninitialized in this function' warnings
Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent dbaae33c
Hide whitespace changes
Inline Side-by-side
Showing with 7 additions and 12 deletions
libavcodec/msrledec.c
View file @ d2e0a276
......@@ -206,30 +206,24 @@ static int msrle_decode_8_16_24_32(AVCodecContext *avctx, AVPicture *pic,
if ((pic->linesize[0] > 0 && output + p1 * (depth >> 3) > output_end) ||
(pic->linesize[0] < 0 && output + p1 * (depth >> 3) < output_end))
continue;
switch(depth){
case 8: pix[0] = bytestream2_get_byte(gb);
break;
case 16: pix16 = bytestream2_get_le16(gb);
break;
case 24: pix[0] = bytestream2_get_byte(gb);
pix[1] = bytestream2_get_byte(gb);
pix[2] = bytestream2_get_byte(gb);
break;
case 32: pix32 = bytestream2_get_le32(gb);
break;
}
switch(depth){
case 8:
pix[0] = bytestream2_get_byte(gb);
for(i = 0; i < p1; i++)
*output++ = pix[0];
break;
case 16:
pix16 = bytestream2_get_le16(gb);
for(i = 0; i < p1; i++) {
*(uint16_t*)output = pix16;
output += 2;
}
break;
case 24:
pix[0] = bytestream2_get_byte(gb);
pix[1] = bytestream2_get_byte(gb);
pix[2] = bytestream2_get_byte(gb);
for(i = 0; i < p1; i++) {
*output++ = pix[0];
*output++ = pix[1];
......@@ -237,6 +231,7 @@ static int msrle_decode_8_16_24_32(AVCodecContext *avctx, AVPicture *pic,
}
break;
case 32:
pix32 = bytestream2_get_le32(gb);
for(i = 0; i < p1; i++) {
*(uint32_t*)output = pix32;
output += 4;
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment