tis 2021-08-24 klockan 13:18 +0200 skrev Marc-Antoine Arnaud:
---
libavformat/mxf.h | 1 +
libavformat/mxfdec.c | 283 ++++++++++++++++++++++++++++++++++++++++++-
2 files changed, 278 insertions(+), 6 deletions(-)
diff --git a/libavformat/mxf.h b/libavformat/mxf.h
index fe9c52732c..cddbcb13c9 100644
--- a/libavformat/mxf.h
+++ b/libavformat/mxf.h
@@ -50,6 +50,7 @@ enum MXFMetadataSetType {
TaggedValue,
TapeDescriptor,
AVCSubDescriptor,
+ MCASubDescriptor,
};
enum MXFFrameLayout {
diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c
index c28549f6a9..034adee413 100644
--- a/libavformat/mxfdec.c
+++ b/libavformat/mxfdec.c
@@ -45,17 +45,20 @@
*/
#include <inttypes.h>
+#include <stdbool.h>
#include "libavutil/aes.h"
#include "libavutil/avstring.h"
#include "libavutil/mastering_display_metadata.h"
#include "libavutil/mathematics.h"
#include "libavcodec/bytestream.h"
+#include "libavutil/channel_layout.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/parseutils.h"
#include "libavutil/timecode.h"
#include "libavutil/opt.h"
#include "avformat.h"
+#include "avlanguage.h"
#include "internal.h"
#include "mxf.h"
@@ -177,6 +180,7 @@ typedef struct {
int body_sid;
MXFWrappingScheme wrapping;
int edit_units_per_packet; /* how many edit units to read at a
time (PCM, ClipWrapped) */
+ int* channel_ordering;
Still feel this should be constant size
+static inline int mxf_read_us_ascii_string(AVIOContext *pb, int size,
char** str)
+{
+ int ret;
+ size_t buf_size;
+
+ if (size < 0)
+ return AVERROR(EINVAL);
+
+ buf_size = size + 1;
+ av_free(*str);
+ *str = av_malloc(buf_size);
+ if (!*str)
+ return AVERROR(ENOMEM);
av_realloc()
Nice work on tableizing the parsing :)
/Tomas
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