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Removed optimize_for_speed flag

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The optimize_for_speed was used to set the Alpha channel for jpeg.
The alpha channel for jpeg should be used always. The current CPUs/GPUs can do
it without problems and this is an old behaviour.
This commit is contained in:
Rodolfo García Peñas (kix)
2013-09-05 21:08:14 +02:00
committed by Carlos R. Mafra
parent f363292d3c
commit d1f9b80171
3 changed files with 6 additions and 31 deletions
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28
wrlib/jpeg.c
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@@ -149,10 +149,7 @@ RImage *RLoadJPEG(RContext * context, const char *file_name)
cinfo.do_block_smoothing = FALSE;
jpeg_calc_output_dimensions(&cinfo);
if (context->flags.optimize_for_speed)
image = RCreateImage(cinfo.image_width, cinfo.image_height, True);
else
image = RCreateImage(cinfo.image_width, cinfo.image_height, False);
image = RCreateImage(cinfo.image_width, cinfo.image_height, False);
if (!image) {
RErrorCode = RERR_NOMEMORY;
@@ -163,24 +160,11 @@ RImage *RLoadJPEG(RContext * context, const char *file_name)
ptr = image->data;
if (cinfo.out_color_space == JCS_RGB) {
if (context->flags.optimize_for_speed) {
while (cinfo.output_scanline < cinfo.output_height) {
jpeg_read_scanlines(&cinfo, buffer, (JDIMENSION) 1);
bptr = buffer[0];
for (i = 0; i < cinfo.image_width; i++) {
*ptr++ = *bptr++;
*ptr++ = *bptr++;
*ptr++ = *bptr++;
ptr++; /* skip alpha channel */
}
}
} else {
while (cinfo.output_scanline < cinfo.output_height) {
jpeg_read_scanlines(&cinfo, buffer, (JDIMENSION) 1);
bptr = buffer[0];
memcpy(ptr, bptr, cinfo.image_width * 3);
ptr += cinfo.image_width * 3;
}
while (cinfo.output_scanline < cinfo.output_height) {
jpeg_read_scanlines(&cinfo, buffer, (JDIMENSION) 1);
bptr = buffer[0];
memcpy(ptr, bptr, cinfo.image_width * 3);
ptr += cinfo.image_width * 3;
}
} else {
while (cinfo.output_scanline < cinfo.output_height) {