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write strings as utf16be

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Originally committed as revision 15056 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-08-30 22:23:11 +00:00
parent d3b4b74c32
commit 5f94b92077
1 changed files with 16 additions and 6 deletions
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22
libavformat/mxfenc.c
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@ -324,6 +324,16 @@ static void mxf_write_preface(AVFormatContext *s)
put_be64(pb, 0);
}
/*
* Write an ascii string as utf-16
*/
static void mxf_write_utf16(ByteIOContext *pb, const char *value)
{
int i, size = strlen(value)+1;
for (i = 0; i < size; i++)
put_be16(pb, value[i]);
}
static void mxf_write_identification(AVFormatContext *s)
{
ByteIOContext *pb = s->pb;
@ -331,12 +341,12 @@ static void mxf_write_identification(AVFormatContext *s)
mxf_write_metadata_key(pb, 0x013000);
PRINT_KEY(s, "identification key", pb->buf_ptr - 16);
company_name_len = sizeof("FFmpeg");
product_name_len = sizeof("OP1a Muxer");
company_name_len = sizeof("FFmpeg") * 2;
product_name_len = sizeof("OP1a Muxer") * 2;
length = 80 + company_name_len + product_name_len;
if (!(s->streams[0]->codec->flags & CODEC_FLAG_BITEXACT)) {
version_string_len = sizeof(LIBAVFORMAT_IDENT);
version_string_len = sizeof(LIBAVFORMAT_IDENT) * 2;
length += 4 + version_string_len;
}
klv_encode_ber_length(pb, length);
@ -350,14 +360,14 @@ static void mxf_write_identification(AVFormatContext *s)
mxf_write_uuid(pb, Identification, 1);
mxf_write_local_tag(pb, company_name_len, 0x3C01);
put_buffer(pb, "FFmpeg", company_name_len);
mxf_write_utf16(pb, "FFmpeg");
mxf_write_local_tag(pb, product_name_len, 0x3C02);
put_buffer(pb, "OP1a Muxer", product_name_len);
mxf_write_utf16(pb, "OP1a Muxer");
if (!(s->streams[0]->codec->flags & CODEC_FLAG_BITEXACT)) {
mxf_write_local_tag(pb, version_string_len, 0x3C04);
put_buffer(pb, LIBAVFORMAT_IDENT, version_string_len);
mxf_write_utf16(pb, LIBAVFORMAT_IDENT);
}
// write product uid