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authorTim Nicholson <tim.nicholson@bbc.co.uk>2015-03-30 11:11:17 +0100
committerMichael Niedermayer <michaelni@gmx.at>2015-03-30 15:03:41 +0200
commitac9919b9662f28816cf79c1d5c36719160009588 (patch)
tree3687d65d49f431244575a8d9b0436aee3f43cc8b /libavformat
parentdadc43eee4d9036aa532665a04720238cc15e922 (diff)
downloadffmpeg-ac9919b9662f28816cf79c1d5c36719160009588.tar.gz
libavformat/mxfenc.c: Add 'Presentation Y offset' metadata
Previously unset, and some software mishandles files if it is absent Signed-off-by: Tim Nicholson <tim.nicholson@bbc.co.uk> Reviewed-by: tomas.hardin@codemill.se Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat')
-rw-r--r--libavformat/mxfenc.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/libavformat/mxfenc.c b/libavformat/mxfenc.c
index ac60357b7b..7b400b3727 100644
--- a/libavformat/mxfenc.c
+++ b/libavformat/mxfenc.c
@@ -406,6 +406,7 @@ static const MXFLocalTagPair mxf_local_tag_batch[] = {
{ 0x3202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x02,0x01,0x00,0x00,0x00}}, /* Stored Height */
{ 0x3209, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0C,0x00,0x00,0x00}}, /* Display Width */
{ 0x3208, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0B,0x00,0x00,0x00}}, /* Display Height */
+ { 0x320B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0E,0x00,0x00,0x00}}, /* Presentation Y offset */
{ 0x320E, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x00,0x00,0x00}}, /* Aspect Ratio */
{ 0x3201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x06,0x01,0x00,0x00,0x00,0x00}}, /* Picture Essence Coding */
{ 0x3212, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x03,0x01,0x06,0x00,0x00,0x00}}, /* Field Dominance (Opt) */
@@ -978,7 +979,7 @@ static void mxf_write_cdci_common(AVFormatContext *s, AVStream *st, const UID ke
int stored_height = (st->codec->height+15)/16*16;
int display_height;
int f1, f2;
- unsigned desc_size = size+8+8+8+8+8+8+5+16+sc->interlaced*4+12+20;
+ unsigned desc_size = size+8+8+8+8+8+8+8+5+16+sc->interlaced*4+12+20;
if (sc->interlaced && sc->field_dominance)
desc_size += 5;
@@ -1003,6 +1004,10 @@ static void mxf_write_cdci_common(AVFormatContext *s, AVStream *st, const UID ke
mxf_write_local_tag(pb, 4, 0x3208);
avio_wb32(pb, display_height>>sc->interlaced);
+ // presentation Y offset
+ mxf_write_local_tag(pb, 4, 0x320B);
+ avio_wb32(pb, (st->codec->height - display_height)>>sc->interlaced);
+
// component depth
mxf_write_local_tag(pb, 4, 0x3301);
avio_wb32(pb, sc->component_depth);