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mirror of https://git.ffmpeg.org/ffmpeg.git synced 2024-12-15 03:34:56 +00:00

always write required version string local tag

Originally committed as revision 15059 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-08-30 22:37:19 +00:00
parent 9fedbc8910
commit 283a02c51a

View File

@ -338,6 +338,7 @@ static void mxf_write_local_tag_utf16(ByteIOContext *pb, int tag, const char *va
static void mxf_write_identification(AVFormatContext *s)
{
ByteIOContext *pb = s->pb;
const char *version;
int length, company_name_len, product_name_len, version_string_len;
mxf_write_metadata_key(pb, 0x013000);
@ -347,9 +348,11 @@ static void mxf_write_identification(AVFormatContext *s)
length = 80 + company_name_len + product_name_len;
if (!(s->streams[0]->codec->flags & CODEC_FLAG_BITEXACT)) {
version_string_len = strlen(LIBAVFORMAT_IDENT) * 2;
length += 4 + version_string_len;
version = LIBAVFORMAT_IDENT;
} else {
version = "0.0.0";
}
length += 4 + strlen(version)*2;
klv_encode_ber_length(pb, length);
// write uid
@ -362,8 +365,7 @@ static void mxf_write_identification(AVFormatContext *s)
mxf_write_local_tag_utf16(pb, 0x3C01, "FFmpeg"); // Company Name
mxf_write_local_tag_utf16(pb, 0x3C02, "OP1a Muxer"); // Product Name
if (!(s->streams[0]->codec->flags & CODEC_FLAG_BITEXACT))
mxf_write_local_tag_utf16(pb, 0x3C04, LIBAVFORMAT_IDENT); // Version String
mxf_write_local_tag_utf16(pb, 0x3C04, version); // Version String
// write product uid
mxf_write_local_tag(pb, 16, 0x3C05);