int
tsmf_codec_parse_media_type(TS_AM_MEDIA_TYPE * mediatype, const uint8 * pMediaType)
{
uint32 cbFormat;
const uint8 * pFormat;
int i;
int ret = 0;
memset(mediatype, 0, sizeof(TS_AM_MEDIA_TYPE));
LLOG(0, ("MajorType: "));
tsmf_print_guid(pMediaType);
for (i = 0; tsmf_major_type_map[i].type != TSMF_MAJOR_TYPE_UNKNOWN; i++)
{
if (memcmp(tsmf_major_type_map[i].guid, pMediaType, 16) == 0)
break;
}
mediatype->MajorType = tsmf_major_type_map[i].type;
if (mediatype->MajorType == TSMF_MAJOR_TYPE_UNKNOWN)
ret = 1;
LLOGLN(0, (" (%s)", tsmf_major_type_map[i].name));
LLOG(0, ("SubType: "));
tsmf_print_guid(pMediaType + 16);
for (i = 0; tsmf_sub_type_map[i].type != TSMF_SUB_TYPE_UNKNOWN; i++)
{
if (memcmp(tsmf_sub_type_map[i].guid, pMediaType + 16, 16) == 0)
break;
}
mediatype->SubType = tsmf_sub_type_map[i].type;
if (mediatype->SubType == TSMF_SUB_TYPE_UNKNOWN)
ret = 1;
LLOGLN(0, (" (%s)", tsmf_sub_type_map[i].name));
LLOG(0, ("FormatType: "));
tsmf_print_guid(pMediaType + 44);
for (i = 0; tsmf_format_type_map[i].type != TSMF_FORMAT_TYPE_UNKNOWN; i++)
{
if (memcmp(tsmf_format_type_map[i].guid, pMediaType + 44, 16) == 0)
break;
}
mediatype->FormatType = tsmf_format_type_map[i].type;
if (mediatype->FormatType == TSMF_FORMAT_TYPE_UNKNOWN)
ret = 1;
LLOGLN(0, (" (%s)", tsmf_format_type_map[i].name));
cbFormat = GET_UINT32(pMediaType, 60);
LLOGLN(0, ("tsmf_stream_set_format: cbFormat %d", cbFormat));
pFormat = pMediaType + 64;
for (i = 0; i < cbFormat; i++)
{
LLOG(0, ("%02X ", pFormat[i]));
if (i % 16 == 15)
LLOG(0, ("\n"));
}
LLOG(0, ("\n"));
switch (mediatype->FormatType)
{
case TSMF_FORMAT_TYPE_MFVIDEOFORMAT:
/* http://msdn.microsoft.com/en-us/library/aa473808.aspx */
/* MFVIDEOFORMAT.videoInfo.dwWidth */
mediatype->Width = GET_UINT32(pFormat, 8);
/* MFVIDEOFORMAT.videoInfo.dwHeight */
mediatype->Height = GET_UINT32(pFormat, 12);
/* MFVIDEOFORMAT.compressedInfo.AvgBitrate */
mediatype->BitRate = GET_UINT32(pFormat, 136);
/* MFVIDEOFORMAT.videoInfo.FramesPerSecond */
mediatype->SamplesPerSecond.Numerator = GET_UINT32(pFormat, 48);
mediatype->SamplesPerSecond.Denominator = GET_UINT32(pFormat, 52);
if (cbFormat > 176)
{
mediatype->ExtraDataSize = cbFormat - 176;
mediatype->ExtraData = pFormat + 176;
}
break;
case TSMF_FORMAT_TYPE_WAVEFORMATEX:
/* http://msdn.microsoft.com/en-us/library/dd757720.aspx */
mediatype->Channels = GET_UINT16(pFormat, 2);
mediatype->SamplesPerSecond.Numerator = GET_UINT32(pFormat, 4);
mediatype->SamplesPerSecond.Denominator = 1;
mediatype->BitRate = GET_UINT32(pFormat, 8) * 8;
mediatype->BlockAlign = GET_UINT16(pFormat, 12);
mediatype->BitsPerSample = GET_UINT16(pFormat, 14);
mediatype->ExtraDataSize = GET_UINT16(pFormat, 16);
if (mediatype->ExtraDataSize > 0)
mediatype->ExtraData = pFormat + 18;
break;
case TSMF_FORMAT_TYPE_MPEG2VIDEOINFO:
/* http://msdn.microsoft.com/en-us/library/dd390707.aspx */
i = tsmf_codec_parse_VIDEOINFOHEADER2(mediatype, pFormat);
i += tsmf_codec_parse_BITMAPINFOHEADER(mediatype, pFormat + i);
if (cbFormat > i)
{
mediatype->ExtraDataSize = cbFormat - i;
mediatype->ExtraData = pFormat + i;
}
break;
case TSMF_FORMAT_TYPE_VIDEOINFO2:
i = tsmf_codec_parse_VIDEOINFOHEADER2(mediatype, pFormat);
tsmf_codec_parse_BITMAPINFOHEADER(mediatype, pFormat + i);
i += 40; /* Skip only BITMAPINFOHEADER */
if (cbFormat > i)
{
mediatype->ExtraDataSize = cbFormat - i;
mediatype->ExtraData = pFormat + i;
}
break;
default:
break;
}
if (mediatype->SamplesPerSecond.Numerator == 0)
mediatype->SamplesPerSecond.Numerator = 1;
if (mediatype->SamplesPerSecond.Denominator == 0)
mediatype->SamplesPerSecond.Denominator = 1;
return ret;
}
BOOL tsmf_codec_parse_media_type(TS_AM_MEDIA_TYPE* mediatype, wStream* s)
{
int i;
UINT32 cbFormat;
BOOL ret = TRUE;
memset(mediatype, 0, sizeof(TS_AM_MEDIA_TYPE));
/* MajorType */
DEBUG_DVC("MajorType:");
tsmf_print_guid(Stream_Pointer(s));
for (i = 0; tsmf_major_type_map[i].type != TSMF_MAJOR_TYPE_UNKNOWN; i++)
{
if (memcmp(tsmf_major_type_map[i].guid, Stream_Pointer(s), 16) == 0)
break;
}
mediatype->MajorType = tsmf_major_type_map[i].type;
if (mediatype->MajorType == TSMF_MAJOR_TYPE_UNKNOWN)
ret = FALSE;
DEBUG_DVC("MajorType %s", tsmf_major_type_map[i].name);
Stream_Seek(s, 16);
/* SubType */
DEBUG_DVC("SubType:");
tsmf_print_guid(Stream_Pointer(s));
for (i = 0; tsmf_sub_type_map[i].type != TSMF_SUB_TYPE_UNKNOWN; i++)
{
if (memcmp(tsmf_sub_type_map[i].guid, Stream_Pointer(s), 16) == 0)
break;
}
mediatype->SubType = tsmf_sub_type_map[i].type;
if (mediatype->SubType == TSMF_SUB_TYPE_UNKNOWN)
ret = FALSE;
DEBUG_DVC("SubType %s", tsmf_sub_type_map[i].name);
Stream_Seek(s, 16);
/* bFixedSizeSamples, bTemporalCompression, SampleSize */
Stream_Seek(s, 12);
/* FormatType */
DEBUG_DVC("FormatType:");
tsmf_print_guid(Stream_Pointer(s));
for (i = 0; tsmf_format_type_map[i].type != TSMF_FORMAT_TYPE_UNKNOWN; i++)
{
if (memcmp(tsmf_format_type_map[i].guid, Stream_Pointer(s), 16) == 0)
break;
}
mediatype->FormatType = tsmf_format_type_map[i].type;
if (mediatype->FormatType == TSMF_FORMAT_TYPE_UNKNOWN)
ret = FALSE;
DEBUG_DVC("FormatType %s", tsmf_format_type_map[i].name);
Stream_Seek(s, 16);
/* cbFormat */
Stream_Read_UINT32(s, cbFormat);
DEBUG_DVC("cbFormat %d", cbFormat);
#ifdef WITH_DEBUG_DVC
winpr_HexDump(Stream_Pointer(s), cbFormat);
#endif
switch (mediatype->FormatType)
{
case TSMF_FORMAT_TYPE_MFVIDEOFORMAT:
/* http://msdn.microsoft.com/en-us/library/aa473808.aspx */
Stream_Seek(s, 8); /* dwSize and ? */
Stream_Read_UINT32(s, mediatype->Width); /* videoInfo.dwWidth */
Stream_Read_UINT32(s, mediatype->Height); /* videoInfo.dwHeight */
Stream_Seek(s, 32);
/* videoInfo.FramesPerSecond */
Stream_Read_UINT32(s, mediatype->SamplesPerSecond.Numerator);
Stream_Read_UINT32(s, mediatype->SamplesPerSecond.Denominator);
Stream_Seek(s, 80);
Stream_Read_UINT32(s, mediatype->BitRate); /* compressedInfo.AvgBitrate */
Stream_Seek(s, 36);
if (cbFormat > 176)
{
mediatype->ExtraDataSize = cbFormat - 176;
mediatype->ExtraData = Stream_Pointer(s);
}
break;
case TSMF_FORMAT_TYPE_WAVEFORMATEX:
/* http://msdn.microsoft.com/en-us/library/dd757720.aspx */
Stream_Seek_UINT16(s);
Stream_Read_UINT16(s, mediatype->Channels);
Stream_Read_UINT32(s, mediatype->SamplesPerSecond.Numerator);
mediatype->SamplesPerSecond.Denominator = 1;
Stream_Read_UINT32(s, mediatype->BitRate);
mediatype->BitRate *= 8;
Stream_Read_UINT16(s, mediatype->BlockAlign);
Stream_Read_UINT16(s, mediatype->BitsPerSample);
Stream_Read_UINT16(s, mediatype->ExtraDataSize);
if (mediatype->ExtraDataSize > 0)
mediatype->ExtraData = Stream_Pointer(s);
break;
case TSMF_FORMAT_TYPE_MPEG1VIDEOINFO:
/* http://msdn.microsoft.com/en-us/library/dd390700.aspx */
i = tsmf_codec_parse_VIDEOINFOHEADER(mediatype, s);
i += tsmf_codec_parse_BITMAPINFOHEADER(mediatype, s, TRUE);
if (cbFormat > i)
{
mediatype->ExtraDataSize = cbFormat - i;
mediatype->ExtraData = Stream_Pointer(s);
}
break;
case TSMF_FORMAT_TYPE_MPEG2VIDEOINFO:
/* http://msdn.microsoft.com/en-us/library/dd390707.aspx */
i = tsmf_codec_parse_VIDEOINFOHEADER2(mediatype, s);
i += tsmf_codec_parse_BITMAPINFOHEADER(mediatype, s, TRUE);
if (cbFormat > i)
{
mediatype->ExtraDataSize = cbFormat - i;
mediatype->ExtraData = Stream_Pointer(s);
}
break;
case TSMF_FORMAT_TYPE_VIDEOINFO2:
i = tsmf_codec_parse_VIDEOINFOHEADER2(mediatype, s);
i += tsmf_codec_parse_BITMAPINFOHEADER(mediatype, s, FALSE);
if (cbFormat > i)
{
mediatype->ExtraDataSize = cbFormat - i;
mediatype->ExtraData = Stream_Pointer(s);
}
break;
default:
break;
}
if (mediatype->SamplesPerSecond.Numerator == 0)
mediatype->SamplesPerSecond.Numerator = 1;
if (mediatype->SamplesPerSecond.Denominator == 0)
mediatype->SamplesPerSecond.Denominator = 1;
return ret;
}
