Remove now pointless temporary pix variables.

Originally committed as revision 18265 to svn://svn.ffmpeg.org/ffmpeg/trunk
release/0.6
Reimar Döffinger 16 years ago
parent 0312b77ccd
commit 3766b9e0a8
  1. 14
      libavcodec/interplayvideo.c

@ -380,7 +380,6 @@ static int ipvideo_decode_block_opcode_0x9(IpvideoContext *s)
int x, y; int x, y;
unsigned char P[4]; unsigned char P[4];
unsigned int flags = 0; unsigned int flags = 0;
unsigned char pix;
/* 4-color encoding */ /* 4-color encoding */
CHECK_STREAM_PTR(4); CHECK_STREAM_PTR(4);
@ -411,11 +410,10 @@ static int ipvideo_decode_block_opcode_0x9(IpvideoContext *s)
for (y = 0; y < 8; y += 2) { for (y = 0; y < 8; y += 2) {
for (x = 0; x < 8; x += 2, flags >>= 2) { for (x = 0; x < 8; x += 2, flags >>= 2) {
pix = P[flags & 0x03];
s->pixel_ptr[x ] = s->pixel_ptr[x ] =
s->pixel_ptr[x + 1 ] = s->pixel_ptr[x + 1 ] =
s->pixel_ptr[x + s->stride] = s->pixel_ptr[x + s->stride] =
s->pixel_ptr[x + 1 + s->stride] = pix; s->pixel_ptr[x + 1 + s->stride] = P[flags & 0x03];
} }
s->pixel_ptr += s->stride * 2; s->pixel_ptr += s->stride * 2;
} }
@ -431,9 +429,8 @@ static int ipvideo_decode_block_opcode_0x9(IpvideoContext *s)
flags = bytestream_get_le32(&s->stream_ptr); flags = bytestream_get_le32(&s->stream_ptr);
} }
for (x = 0; x < 8; x += 2, flags >>= 2) { for (x = 0; x < 8; x += 2, flags >>= 2) {
pix = P[flags & 0x03];
s->pixel_ptr[x ] = s->pixel_ptr[x ] =
s->pixel_ptr[x + 1] = pix; s->pixel_ptr[x + 1] = P[flags & 0x03];
} }
s->pixel_ptr += s->stride; s->pixel_ptr += s->stride;
} }
@ -449,9 +446,8 @@ static int ipvideo_decode_block_opcode_0x9(IpvideoContext *s)
flags = bytestream_get_le32(&s->stream_ptr); flags = bytestream_get_le32(&s->stream_ptr);
} }
for (x = 0; x < 8; x++, flags >>= 2) { for (x = 0; x < 8; x++, flags >>= 2) {
pix = P[flags & 0x03];
s->pixel_ptr[x ] = s->pixel_ptr[x ] =
s->pixel_ptr[x + s->stride] = pix; s->pixel_ptr[x + s->stride] = P[flags & 0x03];
} }
s->pixel_ptr += s->stride * 2; s->pixel_ptr += s->stride * 2;
} }
@ -578,18 +574,16 @@ static int ipvideo_decode_block_opcode_0xB(IpvideoContext *s)
static int ipvideo_decode_block_opcode_0xC(IpvideoContext *s) static int ipvideo_decode_block_opcode_0xC(IpvideoContext *s)
{ {
int x, y; int x, y;
unsigned char pix;
/* 16-color block encoding: each 2x2 block is a different color */ /* 16-color block encoding: each 2x2 block is a different color */
CHECK_STREAM_PTR(16); CHECK_STREAM_PTR(16);
for (y = 0; y < 8; y += 2) { for (y = 0; y < 8; y += 2) {
for (x = 0; x < 8; x += 2) { for (x = 0; x < 8; x += 2) {
pix = *s->stream_ptr++;
s->pixel_ptr[x ] = s->pixel_ptr[x ] =
s->pixel_ptr[x + 1 ] = s->pixel_ptr[x + 1 ] =
s->pixel_ptr[x + s->stride] = s->pixel_ptr[x + s->stride] =
s->pixel_ptr[x + 1 + s->stride] = pix; s->pixel_ptr[x + 1 + s->stride] = *s->stream_ptr++;
} }
s->pixel_ptr += s->stride * 2; s->pixel_ptr += s->stride * 2;
} }

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