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-rw-r--r--libavformat/gxfenc.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/libavformat/gxfenc.c b/libavformat/gxfenc.c
index 77a2927..dd2d76e 100644
--- a/libavformat/gxfenc.c
+++ b/libavformat/gxfenc.c
@@ -361,13 +361,11 @@ static int gxf_write_flt_packet(ByteIOContext *pb, GXFContext *ctx)
static int gxf_write_umf_material_description(ByteIOContext *pb, GXFContext *ctx)
{
// XXX drop frame
- int fps = ctx->sample_rate / 2;
- int frames = ctx->nb_frames / 2;
uint32_t timecode =
- frames % fps << 24 | // frames
- frames / fps % 60 << 16 | // seconds
- frames / fps * 60 % 60 << 8 | // minutes
- frames / fps * 3600 % 24 << 3; // hours
+ ctx->nb_frames / ctx->sample_rate * 3600 % 24 << 27 | // hours
+ ctx->nb_frames / ctx->sample_rate * 60 % 60 << 16 | // minutes
+ ctx->nb_frames / ctx->sample_rate % 60 << 8 | // seconds
+ ctx->nb_frames % ctx->sample_rate; // fields
put_le32(pb, ctx->flags);
put_le32(pb, ctx->nb_frames); /* length of the longest track */
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