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authorBaptiste Coudurier <baptiste.coudurier@gmail.com>2008-08-30 22:45:32 +0000
committerBaptiste Coudurier <baptiste.coudurier@gmail.com>2008-08-30 22:45:32 +0000
commit6fdb4fb0f5026a4221335d803dff4160a4f1b0b8 (patch)
treea18a27760d094a0ae1147cbbd5f14471f87a148e /libavformat
parent0c0c4d6450d0b5e67d76a3a033b6c1c494b8c8e5 (diff)
simplify, and factorize
Originally committed as revision 15062 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavformat')
-rw-r--r--libavformat/mxfenc.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/libavformat/mxfenc.c b/libavformat/mxfenc.c
index 93cb9f8f97..01804af222 100644
--- a/libavformat/mxfenc.c
+++ b/libavformat/mxfenc.c
@@ -338,18 +338,17 @@ 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 *company = "FFmpeg";
+ const char *product = "OP1a Muxer";
const char *version;
- int length, company_name_len, product_name_len, version_string_len;
+ int length;
mxf_write_metadata_key(pb, 0x013000);
PRINT_KEY(s, "identification key", pb->buf_ptr - 16);
- company_name_len = strlen("FFmpeg") * 2;
- product_name_len = strlen("OP1a Muxer") * 2;
- length = 80 + company_name_len + product_name_len;
version = s->streams[0]->codec->flags & CODEC_FLAG_BITEXACT ?
"0.0.0" : AV_STRINGIFY(LIBAVFORMAT_VERSION);
- length += 4 + strlen(version)*2;
+ length = 84 + (strlen(company)+strlen(product)+strlen(version))*2; // utf-16
klv_encode_ber_length(pb, length);
// write uid
@@ -360,8 +359,8 @@ static void mxf_write_identification(AVFormatContext *s)
mxf_write_local_tag(pb, 16, 0x3C09);
mxf_write_uuid(pb, Identification, 1);
- mxf_write_local_tag_utf16(pb, 0x3C01, "FFmpeg"); // Company Name
- mxf_write_local_tag_utf16(pb, 0x3C02, "OP1a Muxer"); // Product Name
+ mxf_write_local_tag_utf16(pb, 0x3C01, company); // Company Name
+ mxf_write_local_tag_utf16(pb, 0x3C02, product); // Product Name
mxf_write_local_tag_utf16(pb, 0x3C04, version); // Version String
// write product uid