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avcodec/dpx: support for 8 and 16 bit luma only files

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2013-10-07 10:10:39 +00:00
parent e745dc2d6f
commit 23824b9698
2 changed files with 20 additions and 0 deletions
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13
libavcodec/dpx.c
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@ -149,6 +149,9 @@ static int decode_frame(AVCodecContext *avctx,
avctx->sample_aspect_ratio = (AVRational){ 0, 1 };
switch (descriptor) {
case 6: // Y
elements = 1;
break;
case 51: // RGBA
elements = 4;
break;
@ -191,6 +194,10 @@ static int decode_frame(AVCodecContext *avctx,
}
switch (1000 * descriptor + 10 * bits_per_color + endian) {
case 6081:
case 6080:
avctx->pix_fmt = AV_PIX_FMT_GRAY8;
break;
case 50081:
case 50080:
avctx->pix_fmt = AV_PIX_FMT_RGB24;
@ -211,6 +218,12 @@ static int decode_frame(AVCodecContext *avctx,
case 51121:
avctx->pix_fmt = AV_PIX_FMT_GBRP12;
break;
case 6161:
avctx->pix_fmt = AV_PIX_FMT_GRAY16BE;
break;
case 6160:
avctx->pix_fmt = AV_PIX_FMT_GRAY16LE;
break;
case 50161:
avctx->pix_fmt = AV_PIX_FMT_RGB48BE;
break;

7
libavcodec/dpxenc.c
View File

@ -43,6 +43,11 @@ static av_cold int encode_init(AVCodecContext *avctx)
s->planar = !!(desc->flags & AV_PIX_FMT_FLAG_PLANAR);
switch (avctx->pix_fmt) {
case AV_PIX_FMT_GRAY16BE:
case AV_PIX_FMT_GRAY16LE:
case AV_PIX_FMT_GRAY8:
s->descriptor = 6;
break;
case AV_PIX_FMT_GBRP10BE:
case AV_PIX_FMT_GBRP10LE:
case AV_PIX_FMT_GBRP12BE:
@ -242,7 +247,9 @@ AVCodec ff_dpx_encoder = {
.init = encode_init,
.encode2 = encode_frame,
.pix_fmts = (const enum AVPixelFormat[]){
AV_PIX_FMT_GRAY8,
AV_PIX_FMT_RGB24, AV_PIX_FMT_RGBA,
AV_PIX_FMT_GRAY16LE, AV_PIX_FMT_GRAY16BE,
AV_PIX_FMT_RGB48LE, AV_PIX_FMT_RGB48BE,
AV_PIX_FMT_RGBA64LE, AV_PIX_FMT_RGBA64BE,
AV_PIX_FMT_GBRP10LE, AV_PIX_FMT_GBRP10BE,