fix endianness of time code, and calculate it in fields, according to specs

Originally committed as revision 16730 to svn://svn.ffmpeg.org/ffmpeg/trunk
pull/126/head
Baptiste Coudurier 16 years ago
parent 76af2edc44
commit e9338da87d
  1. 10
      libavformat/gxfenc.c
  2. 2
      tests/libav.regression.ref

@ -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 */

@ -27,7 +27,7 @@ af78858062599fcbba049e4a02588a15 *./tests/data/b-libav.mov
913b6199765b1dcba196706574621c2f *./tests/data/b-libav.dv
3600000 ./tests/data/b-libav.dv
./tests/data/b-libav.dv CRC=0x7787e173
ede81f26a3a68228d01124def788549d *./tests/data/b-libav.gxf
8441d11ebee0465f1a672586485f3506 *./tests/data/b-libav.gxf
805996 ./tests/data/b-libav.gxf
./tests/data/b-libav.gxf CRC=0x9c06676e
66a6584f9e83e8ea3af822a3ba71fbbe *./tests/data/b-libav.nut

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