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mov: Update colr values 

For 'nclx', the latest edition of the standard switched from JPEG XR
to 23001-8, which matches the current order of our entries. Bounds
are preserved as a sanity check.

For 'nclc', qtff edition 2016-09-13 introduced a few new entries.

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
This commit is contained in:
Vittorio Giovara 2016-10-18 18:21:31 -04:00
parent 0d9b9bd37f
commit 4b07ebf1eb
1 changed files with 11 additions and 7 deletions
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18
libavformat/mov.c
View File

@ -36,6 +36,7 @@
#include "libavutil/avstring.h"
#include "libavutil/dict.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavcodec/ac3tab.h"
#include "avformat.h"
#include "internal.h"
@ -1083,16 +1084,14 @@ static int mov_read_colr(MOVContext *c, AVIOContext *pb, MOVAtom atom)
st->codecpar->color_range = AVCOL_RANGE_JPEG;
else
st->codecpar->color_range = AVCOL_RANGE_MPEG;
/* 14496-12 references JPEG XR specs (rather than the more complete
* 23001-8) so some adjusting is required */
if (color_primaries >= AVCOL_PRI_FILM)
if (!av_color_primaries_name(color_primaries))
color_primaries = AVCOL_PRI_UNSPECIFIED;
if ((color_trc >= AVCOL_TRC_LINEAR &&
color_trc <= AVCOL_TRC_LOG_SQRT) ||
color_trc >= AVCOL_TRC_BT2020_10)
if (!av_color_transfer_name(color_trc))
color_trc = AVCOL_TRC_UNSPECIFIED;
if (color_matrix >= AVCOL_SPC_BT2020_NCL)
if (!av_color_space_name(color_matrix))
color_matrix = AVCOL_SPC_UNSPECIFIED;
st->codecpar->color_primaries = color_primaries;
st->codecpar->color_trc = color_trc;
st->codecpar->color_space = color_matrix;
@ -1102,17 +1101,22 @@ static int mov_read_colr(MOVContext *c, AVIOContext *pb, MOVAtom atom)
case 1: st->codecpar->color_primaries = AVCOL_PRI_BT709; break;
case 5: st->codecpar->color_primaries = AVCOL_PRI_SMPTE170M; break;
case 6: st->codecpar->color_primaries = AVCOL_PRI_SMPTE240M; break;
case 9: st->codecpar->color_primaries = AVCOL_PRI_BT2020; break;
case 10: st->codecpar->color_primaries = AVCOL_PRI_SMPTE431; break;
case 11: st->codecpar->color_primaries = AVCOL_PRI_SMPTE432; break;
}
/* color transfer, Table 4-5 */
switch (color_trc) {
case 1: st->codecpar->color_trc = AVCOL_TRC_BT709; break;
case 7: st->codecpar->color_trc = AVCOL_TRC_SMPTE240M; break;
case 17: st->codecpar->color_trc = AVCOL_TRC_SMPTE428; break;
}
/* color matrix, Table 4-6 */
switch (color_matrix) {
case 1: st->codecpar->color_space = AVCOL_SPC_BT709; break;
case 6: st->codecpar->color_space = AVCOL_SPC_BT470BG; break;
case 7: st->codecpar->color_space = AVCOL_SPC_SMPTE240M; break;
case 9: st->codecpar->color_space = AVCOL_SPC_BT2020_NCL; break;
}
}
av_log(c->fc, AV_LOG_TRACE, "\n");