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avcodec/mjpegdec: Fix ljpeg RCT

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-09-17 02:00:15 +02:00
parent 7dea2eab7e
commit 7129935ed2
1 changed files with 6 additions and 2 deletions
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8
libavcodec/mjpegdec.c
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@ -357,7 +357,7 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s)
switch (pix_fmt_id) {
case 0x11111100:
if (s->rgb)
s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_BGR24 : AV_PIX_FMT_BGR48;
s->avctx->pix_fmt = s->bits <= 9 ? AV_PIX_FMT_BGR24 : AV_PIX_FMT_BGR48;
else {
if (s->component_id[0] == 'Q' && s->component_id[1] == 'F' && s->component_id[2] == 'A') {
s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_GBRP : AV_PIX_FMT_GBRP16;
@ -371,7 +371,7 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s)
break;
case 0x11111111:
if (s->rgb)
s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_ABGR : AV_PIX_FMT_RGBA64;
s->avctx->pix_fmt = s->bits <= 9 ? AV_PIX_FMT_ABGR : AV_PIX_FMT_RGBA64;
else {
s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_YUVA444P : AV_PIX_FMT_YUVA444P16;
s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
@ -872,6 +872,8 @@ static int ljpeg_decode_rgb_scan(MJpegDecodeContext *s, int nb_components, int p
for(mb_x = 0; mb_x < s->mb_width; mb_x++) {
ptr[4*mb_x+3-c] = buffer[mb_x][i];
}
} else if(s->bits == 9) {
return AVERROR_PATCHWELCOME;
} else {
for(mb_x = 0; mb_x < s->mb_width; mb_x++) {
((uint16_t*)ptr)[4*mb_x+c] = buffer[mb_x][i];
@ -897,6 +899,8 @@ static int ljpeg_decode_rgb_scan(MJpegDecodeContext *s, int nb_components, int p
for(mb_x = 0; mb_x < s->mb_width; mb_x++) {
ptr[3*mb_x+2-c] = buffer[mb_x][i];
}
} else if(s->bits == 9) {
return AVERROR_PATCHWELCOME;
} else {
for(mb_x = 0; mb_x < s->mb_width; mb_x++) {
((uint16_t*)ptr)[3*mb_x+2-c] = buffer[mb_x][i];