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j2k/jpeg2000: merge pix_fmt setting code

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2013-05-30 16:45:30 +02:00
parent 6f7de3d5c8
commit 310f9dd698
2 changed files with 38 additions and 29 deletions
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25
libavcodec/j2kdec.c
View File

@@ -215,22 +215,33 @@ static int get_siz(Jpeg2000DecoderContext *s)
s->reduction_factor);
switch(s->ncomponents) {
case 1:
if (s->precision > 8) {
if (s->precision > 8)
s->avctx->pix_fmt = AV_PIX_FMT_GRAY16;
} else {
else
s->avctx->pix_fmt = AV_PIX_FMT_GRAY8;
}
break;
case 3:
if (s->precision > 8) {
s->avctx->pix_fmt = AV_PIX_FMT_RGB48;
} else {
s->avctx->pix_fmt = AV_PIX_FMT_RGB24;
switch (s->avctx->profile) {
case FF_PROFILE_JPEG2000_DCINEMA_2K:
case FF_PROFILE_JPEG2000_DCINEMA_4K:
/* XYZ color-space for digital cinema profiles */
s->avctx->pix_fmt = AV_PIX_FMT_XYZ12;
break;
default:
if (s->precision > 8)
s->avctx->pix_fmt = AV_PIX_FMT_RGB48;
else
s->avctx->pix_fmt = AV_PIX_FMT_RGB24;
break;
}
break;
case 4:
s->avctx->pix_fmt = AV_PIX_FMT_RGBA;
break;
default:
/* pixel format can not be identified */
s->avctx->pix_fmt = AV_PIX_FMT_NONE;
break;
}

42
libavcodec/jpeg2000dec.c
View File

@@ -213,37 +213,35 @@ static int get_siz(Jpeg2000DecoderContext *s)
s->avctx->height = ff_jpeg2000_ceildivpow2(s->height - s->image_offset_y,
s->reduction_factor);
switch (s->avctx->profile) {
case FF_PROFILE_JPEG2000_DCINEMA_2K:
case FF_PROFILE_JPEG2000_DCINEMA_4K:
/* XYZ color-space for digital cinema profiles */
s->avctx->pix_fmt = AV_PIX_FMT_XYZ12;
switch(s->ncomponents) {
case 1:
if (s->precision > 8)
s->avctx->pix_fmt = AV_PIX_FMT_GRAY16;
else
s->avctx->pix_fmt = AV_PIX_FMT_GRAY8;
break;
default:
/* For other profiles selects color-space according number of
* components and bit depth precision. */
switch (s->ncomponents) {
case 1:
if (s->precision > 8)
s->avctx->pix_fmt = AV_PIX_FMT_GRAY16;
else
s->avctx->pix_fmt = AV_PIX_FMT_GRAY8;
case 3:
switch (s->avctx->profile) {
case FF_PROFILE_JPEG2000_DCINEMA_2K:
case FF_PROFILE_JPEG2000_DCINEMA_4K:
/* XYZ color-space for digital cinema profiles */
s->avctx->pix_fmt = AV_PIX_FMT_XYZ12;
break;
case 3:
default:
if (s->precision > 8)
s->avctx->pix_fmt = AV_PIX_FMT_RGB48;
else
s->avctx->pix_fmt = AV_PIX_FMT_RGB24;
break;
case 4:
s->avctx->pix_fmt = AV_PIX_FMT_BGRA;
break;
default:
/* pixel format can not be identified */
s->avctx->pix_fmt = AV_PIX_FMT_NONE;
break;
}
break;
case 4:
s->avctx->pix_fmt = AV_PIX_FMT_RGBA;
break;
default:
/* pixel format can not be identified */
s->avctx->pix_fmt = AV_PIX_FMT_NONE;
break;
}
return 0;
}