本文整理汇总了PHP中getid3_riff::ParseBITMAPINFOHEADER方法的典型用法代码示例。如果您正苦于以下问题：PHP getid3_riff::ParseBITMAPINFOHEADER方法的具体用法？PHP getid3_riff::ParseBITMAPINFOHEADER怎么用？PHP getid3_riff::ParseBITMAPINFOHEADER使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类getid3_riff的用法示例。
在下文中一共展示了getid3_riff::ParseBITMAPINFOHEADER方法的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: Analyze
public function Analyze()
{
$info =& $this->getid3->info;
// parse container
try {
$this->parseEBML($info);
} catch (Exception $e) {
$info['error'][] = 'EBML parser: ' . $e->getMessage();
}
// calculate playtime
if (isset($info['matroska']['info']) && is_array($info['matroska']['info'])) {
foreach ($info['matroska']['info'] as $key => $infoarray) {
if (isset($infoarray['Duration'])) {
// TimecodeScale is how many nanoseconds each Duration unit is
$info['playtime_seconds'] = $infoarray['Duration'] * ((isset($infoarray['TimecodeScale']) ? $infoarray['TimecodeScale'] : 1000000) / 1000000000);
break;
}
}
}
// extract tags
if (isset($info['matroska']['tags']) && is_array($info['matroska']['tags'])) {
foreach ($info['matroska']['tags'] as $key => $infoarray) {
$this->ExtractCommentsSimpleTag($infoarray);
}
}
// process tracks
if (isset($info['matroska']['tracks']['tracks']) && is_array($info['matroska']['tracks']['tracks'])) {
foreach ($info['matroska']['tracks']['tracks'] as $key => $trackarray) {
$track_info = array();
$track_info['dataformat'] = self::CodecIDtoCommonName($trackarray['CodecID']);
$track_info['default'] = isset($trackarray['FlagDefault']) ? $trackarray['FlagDefault'] : true;
if (isset($trackarray['Name'])) {
$track_info['name'] = $trackarray['Name'];
}
switch ($trackarray['TrackType']) {
case 1:
// Video
$track_info['resolution_x'] = $trackarray['PixelWidth'];
$track_info['resolution_y'] = $trackarray['PixelHeight'];
$track_info['display_unit'] = self::displayUnit(isset($trackarray['DisplayUnit']) ? $trackarray['DisplayUnit'] : 0);
$track_info['display_x'] = isset($trackarray['DisplayWidth']) ? $trackarray['DisplayWidth'] : $trackarray['PixelWidth'];
$track_info['display_y'] = isset($trackarray['DisplayHeight']) ? $trackarray['DisplayHeight'] : $trackarray['PixelHeight'];
if (isset($trackarray['PixelCropBottom'])) {
$track_info['crop_bottom'] = $trackarray['PixelCropBottom'];
}
if (isset($trackarray['PixelCropTop'])) {
$track_info['crop_top'] = $trackarray['PixelCropTop'];
}
if (isset($trackarray['PixelCropLeft'])) {
$track_info['crop_left'] = $trackarray['PixelCropLeft'];
}
if (isset($trackarray['PixelCropRight'])) {
$track_info['crop_right'] = $trackarray['PixelCropRight'];
}
if (isset($trackarray['DefaultDuration'])) {
$track_info['frame_rate'] = round(1000000000 / $trackarray['DefaultDuration'], 3);
}
if (isset($trackarray['CodecName'])) {
$track_info['codec'] = $trackarray['CodecName'];
}
switch ($trackarray['CodecID']) {
case 'V_MS/VFW/FOURCC':
getid3_lib::IncludeDependency(GETID3_INCLUDEPATH . 'module.audio-video.riff.php', __FILE__, true);
$parsed = getid3_riff::ParseBITMAPINFOHEADER($trackarray['CodecPrivate']);
$track_info['codec'] = getid3_riff::fourccLookup($parsed['fourcc']);
$info['matroska']['track_codec_parsed'][$trackarray['TrackNumber']] = $parsed;
break;
/*case 'V_MPEG4/ISO/AVC':
$h264['profile'] = getid3_lib::BigEndian2Int(substr($trackarray['CodecPrivate'], 1, 1));
$h264['level'] = getid3_lib::BigEndian2Int(substr($trackarray['CodecPrivate'], 3, 1));
$rn = getid3_lib::BigEndian2Int(substr($trackarray['CodecPrivate'], 4, 1));
$h264['NALUlength'] = ($rn & 3) + 1;
$rn = getid3_lib::BigEndian2Int(substr($trackarray['CodecPrivate'], 5, 1));
$nsps = ($rn & 31);
$offset = 6;
for ($i = 0; $i < $nsps; $i ++) {
$length = getid3_lib::BigEndian2Int(substr($trackarray['CodecPrivate'], $offset, 2));
$h264['SPS'][] = substr($trackarray['CodecPrivate'], $offset + 2, $length);
$offset += 2 + $length;
}
$npps = getid3_lib::BigEndian2Int(substr($trackarray['CodecPrivate'], $offset, 1));
$offset += 1;
for ($i = 0; $i < $npps; $i ++) {
$length = getid3_lib::BigEndian2Int(substr($trackarray['CodecPrivate'], $offset, 2));
$h264['PPS'][] = substr($trackarray['CodecPrivate'], $offset + 2, $length);
$offset += 2 + $length;
}
$info['matroska']['track_codec_parsed'][$trackarray['TrackNumber']] = $h264;
break;*/
}
$info['video']['streams'][] = $track_info;
break;
case 2:
// Audio
$track_info['sample_rate'] = isset($trackarray['SamplingFrequency']) ? $trackarray['SamplingFrequency'] : 8000.0;
$track_info['channels'] = isset($trackarray['Channels']) ? $trackarray['Channels'] : 1;
$track_info['language'] = isset($trackarray['Language']) ? $trackarray['Language'] : 'eng';
if (isset($trackarray['BitDepth'])) {
$track_info['bits_per_sample'] = $trackarray['BitDepth'];
}
//.........这里部分代码省略.........
示例2: getid3_riff
//.........这里部分代码省略.........
$thisfile_riff_raw_strh_current['dwScale'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strhData, 20, 4));
$thisfile_riff_raw_strh_current['dwRate'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strhData, 24, 4));
$thisfile_riff_raw_strh_current['dwStart'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strhData, 28, 4));
$thisfile_riff_raw_strh_current['dwLength'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strhData, 32, 4));
$thisfile_riff_raw_strh_current['dwSuggestedBufferSize'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strhData, 36, 4));
$thisfile_riff_raw_strh_current['dwQuality'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strhData, 40, 4));
$thisfile_riff_raw_strh_current['dwSampleSize'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strhData, 44, 4));
$thisfile_riff_raw_strh_current['rcFrame'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strhData, 48, 4));
$thisfile_riff_video_current['codec'] = getid3_riff::RIFFfourccLookup($thisfile_riff_raw_strh_current['fccHandler']);
$thisfile_video['fourcc'] = $thisfile_riff_raw_strh_current['fccHandler'];
if (!$thisfile_riff_video_current['codec'] && isset($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']) && getid3_riff::RIFFfourccLookup($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc'])) {
$thisfile_riff_video_current['codec'] = getid3_riff::RIFFfourccLookup($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']);
$thisfile_video['fourcc'] = $thisfile_riff_raw_strf_strhfccType_streamindex['fourcc'];
}
$thisfile_video['codec'] = $thisfile_riff_video_current['codec'];
$thisfile_video['pixel_aspect_ratio'] = (double) 1;
switch ($thisfile_riff_raw_strh_current['fccHandler']) {
case 'HFYU':
// Huffman Lossless Codec
// Huffman Lossless Codec
case 'IRAW':
// Intel YUV Uncompressed
// Intel YUV Uncompressed
case 'YUY2':
// Uncompressed YUV 4:2:2
$thisfile_video['lossless'] = true;
break;
default:
$thisfile_video['lossless'] = false;
break;
}
switch ($strhfccType) {
case 'vids':
$thisfile_riff_raw_strf_strhfccType_streamindex = getid3_riff::ParseBITMAPINFOHEADER(substr($strfData, 0, 40), $ThisFileInfo['fileformat'] == 'riff');
//$thisfile_riff_raw_strf_strhfccType_streamindex['biSize'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strfData, 0, 4)); // number of bytes required by the BITMAPINFOHEADER structure
//$thisfile_riff_raw_strf_strhfccType_streamindex['biWidth'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strfData, 4, 4)); // width of the bitmap in pixels
//$thisfile_riff_raw_strf_strhfccType_streamindex['biHeight'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strfData, 8, 4)); // height of the bitmap in pixels. If biHeight is positive, the bitmap is a 'bottom-up' DIB and its origin is the lower left corner. If biHeight is negative, the bitmap is a 'top-down' DIB and its origin is the upper left corner
//$thisfile_riff_raw_strf_strhfccType_streamindex['biPlanes'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strfData, 12, 2)); // number of color planes on the target device. In most cases this value must be set to 1
//$thisfile_riff_raw_strf_strhfccType_streamindex['biBitCount'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strfData, 14, 2)); // Specifies the number of bits per pixels
//$thisfile_riff_raw_strf_strhfccType_streamindex['fourcc'] = substr($strfData, 16, 4); //
//$thisfile_riff_raw_strf_strhfccType_streamindex['biSizeImage'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strfData, 20, 4)); // size of the bitmap data section of the image (the actual pixel data, excluding BITMAPINFOHEADER and RGBQUAD structures)
//$thisfile_riff_raw_strf_strhfccType_streamindex['biXPelsPerMeter'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strfData, 24, 4)); // horizontal resolution, in pixels per metre, of the target device
//$thisfile_riff_raw_strf_strhfccType_streamindex['biYPelsPerMeter'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strfData, 28, 4)); // vertical resolution, in pixels per metre, of the target device
//$thisfile_riff_raw_strf_strhfccType_streamindex['biClrUsed'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strfData, 32, 4)); // actual number of color indices in the color table used by the bitmap. If this value is zero, the bitmap uses the maximum number of colors corresponding to the value of the biBitCount member for the compression mode specified by biCompression
//$thisfile_riff_raw_strf_strhfccType_streamindex['biClrImportant'] = getid3_riff::EitherEndian2Int($ThisFileInfo, substr($strfData, 36, 4)); // number of color indices that are considered important for displaying the bitmap. If this value is zero, all colors are important
$thisfile_video['bits_per_sample'] = $thisfile_riff_raw_strf_strhfccType_streamindex['biBitCount'];
if ($thisfile_riff_video_current['codec'] == 'DV') {
$thisfile_riff_video_current['dv_type'] = 2;
}
break;
case 'iavs':
$thisfile_riff_video_current['dv_type'] = 1;
break;
}
break;
default:
$ThisFileInfo['warning'][] = 'Unhandled fccType for stream (' . $i . '): "' . $strhfccType . '"';
break;
}
}
}
if (isset($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']) && getid3_riff::RIFFfourccLookup($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc'])) {
$thisfile_riff_video_current['codec'] = getid3_riff::RIFFfourccLookup($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']);
$thisfile_video['codec'] = $thisfile_riff_video_current['codec'];
$thisfile_video['fourcc'] = $thisfile_riff_raw_strf_strhfccType_streamindex['fourcc'];
switch ($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']) {示例3: Analyze
//.........这里部分代码省略.........
$sub_subelement_length = $this->readEBMLint($EBMLdata, $offset, $EBMLdata_offset);
$sub_subelement_end = $offset + $sub_subelement_length;
switch ($sub_subelement_id) {
case EBML_ID_PIXELWIDTH:
case EBML_ID_PIXELHEIGHT:
case EBML_ID_STEREOMODE:
case EBML_ID_PIXELCROPBOTTOM:
case EBML_ID_PIXELCROPTOP:
case EBML_ID_PIXELCROPLEFT:
case EBML_ID_PIXELCROPRIGHT:
case EBML_ID_DISPLAYWIDTH:
case EBML_ID_DISPLAYHEIGHT:
case EBML_ID_DISPLAYUNIT:
case EBML_ID_ASPECTRATIOTYPE:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Int(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_FLAGINTERLACED:
$track_entry[$sub_subelement_idname] = (bool) getid3_lib::BigEndian2Int(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_GAMMAVALUE:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Float(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_COLOURSPACE:
$track_entry[$sub_subelement_idname] = trim(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length), "");
break;
default:
$this->warnings[] = 'Unhandled track.video element [' . basename(__FILE__) . ':' . __LINE__ . '] (' . $sub_subelement_id . '::' . $sub_subelement_idname . ') at ' . $sub_subelement_offset;
break;
}
$offset = $sub_subelement_end;
}
if (isset($track_entry[$this->EBMLidName(EBML_ID_CODECID)]) && $track_entry[$this->EBMLidName(EBML_ID_CODECID)] == 'V_MS/VFW/FOURCC' && isset($track_entry[$this->EBMLidName(EBML_ID_CODECPRIVATE)])) {
if (getid3_lib::IncludeDependency(GETID3_INCLUDEPATH . 'module.audio-video.riff.php', __FILE__, false)) {
$track_entry['codec_private_parsed'] = getid3_riff::ParseBITMAPINFOHEADER($track_entry[$this->EBMLidName(EBML_ID_CODECPRIVATE)]);
} else {
$this->warnings[] = 'Unable to parse codec private data [' . basename(__FILE__) . ':' . __LINE__ . '] because cannot include "module.audio-video.riff.php"';
}
}
break;
case EBML_ID_AUDIO:
while ($offset < $subelement_end) {
$this->EnsureBufferHasEnoughData($EBMLdata, $offset, $EBMLdata_offset);
$sub_subelement_offset = $offset;
$sub_subelement_id = $this->readEBMLint($EBMLdata, $offset, $EBMLdata_offset);
$sub_subelement_idname = $this->EBMLidName($sub_subelement_id);
$sub_subelement_length = $this->readEBMLint($EBMLdata, $offset, $EBMLdata_offset);
$sub_subelement_end = $offset + $sub_subelement_length;
switch ($sub_subelement_id) {
case EBML_ID_CHANNELS:
case EBML_ID_BITDEPTH:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Int(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_SAMPLINGFREQUENCY:
case EBML_ID_OUTPUTSAMPLINGFREQUENCY:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Float(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_CHANNELPOSITIONS:
$track_entry[$sub_subelement_idname] = trim(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length), "");
break;
default:
$this->warnings[] = 'Unhandled track.audio element [' . basename(__FILE__) . ':' . __LINE__ . '] (' . $sub_subelement_id . '::' . $sub_subelement_idname . ') at ' . $sub_subelement_offset;
break;
}
$offset = $sub_subelement_end;
}
break;示例4: Analyze
public function Analyze()
{
$info =& $this->getid3->info;
// parse container
try {
$this->parseEBML($info);
} catch (Exception $e) {
$info['error'][] = 'EBML parser: ' . $e->getMessage();
}
// calculate playtime
if (isset($info['matroska']['info']) && is_array($info['matroska']['info'])) {
foreach ($info['matroska']['info'] as $key => $infoarray) {
if (isset($infoarray['Duration'])) {
// TimecodeScale is how many nanoseconds each Duration unit is
$info['playtime_seconds'] = $infoarray['Duration'] * ((isset($infoarray['TimecodeScale']) ? $infoarray['TimecodeScale'] : 1000000) / 1000000000);
break;
}
}
}
// extract tags
if (isset($info['matroska']['tags']) && is_array($info['matroska']['tags'])) {
foreach ($info['matroska']['tags'] as $key => $infoarray) {
$this->ExtractCommentsSimpleTag($infoarray);
}
}
// process tracks
if (isset($info['matroska']['tracks']['tracks']) && is_array($info['matroska']['tracks']['tracks'])) {
foreach ($info['matroska']['tracks']['tracks'] as $key => $trackarray) {
$track_info = array();
$track_info['dataformat'] = self::MatroskaCodecIDtoCommonName($trackarray['CodecID']);
$track_info['default'] = isset($trackarray['FlagDefault']) ? $trackarray['FlagDefault'] : true;
if (isset($trackarray['Name'])) {
$track_info['name'] = $trackarray['Name'];
}
switch ($trackarray['TrackType']) {
case 1:
// Video
$track_info['resolution_x'] = $trackarray['PixelWidth'];
$track_info['resolution_y'] = $trackarray['PixelHeight'];
if (isset($trackarray['DisplayWidth'])) {
$track_info['display_x'] = $trackarray['DisplayWidth'];
}
if (isset($trackarray['DisplayHeight'])) {
$track_info['display_y'] = $trackarray['DisplayHeight'];
}
if (isset($trackarray['DefaultDuration'])) {
$track_info['frame_rate'] = round(1000000000 / $trackarray['DefaultDuration'], 3);
}
//if (isset($trackarray['CodecName'])) { $track_info['codec'] = $trackarray['CodecName']; }
switch ($trackarray['CodecID']) {
case 'V_MS/VFW/FOURCC':
if (!getid3_lib::IncludeDependency(GETID3_INCLUDEPATH . 'module.audio-video.riff.php', __FILE__, false)) {
$this->getid3->warning('Unable to parse codec private data [' . basename(__FILE__) . ':' . __LINE__ . '] because cannot include "module.audio-video.riff.php"');
break;
}
$parsed = getid3_riff::ParseBITMAPINFOHEADER($trackarray['CodecPrivate']);
$track_info['codec'] = getid3_riff::RIFFfourccLookup($parsed['fourcc']);
$info['matroska']['track_codec_parsed'][$trackarray['TrackNumber']] = $parsed;
break;
}
$info['video']['streams'][] = $track_info;
break;
case 2:
// Audio
$track_info['sample_rate'] = isset($trackarray['SamplingFrequency']) ? $trackarray['SamplingFrequency'] : 8000.0;
$track_info['channels'] = isset($trackarray['Channels']) ? $trackarray['Channels'] : 1;
$track_info['language'] = isset($trackarray['Language']) ? $trackarray['Language'] : 'eng';
if (isset($trackarray['BitDepth'])) {
$track_info['bits_per_sample'] = $trackarray['BitDepth'];
}
//if (isset($trackarray['CodecName'])) { $track_info['codec'] = $trackarray['CodecName']; }
switch ($trackarray['CodecID']) {
case 'A_PCM/INT/LIT':
case 'A_PCM/INT/BIG':
$track_info['bitrate'] = $trackarray['SamplingFrequency'] * $trackarray['Channels'] * $trackarray['BitDepth'];
break;
case 'A_AC3':
case 'A_DTS':
case 'A_MPEG/L3':
//case 'A_FLAC':
if (!getid3_lib::IncludeDependency(GETID3_INCLUDEPATH . 'module.audio.' . $track_info['dataformat'] . '.php', __FILE__, false)) {
$this->getid3->warning('Unable to parse audio data [' . basename(__FILE__) . ':' . __LINE__ . '] because cannot include "module.audio.' . $track_info['dataformat'] . '.php"');
break;
}
if (!isset($info['matroska']['track_data_offsets'][$trackarray['TrackNumber']])) {
$this->getid3->warning('Unable to parse audio data [' . basename(__FILE__) . ':' . __LINE__ . '] because $info[matroska][track_data_offsets][' . $trackarray['TrackNumber'] . '] not set');
break;
}
// create temp instance
$getid3_temp = new getID3();
$getid3_temp->openfile($this->getid3->filename);
$getid3_temp->info['avdataoffset'] = $info['matroska']['track_data_offsets'][$trackarray['TrackNumber']]['offset'];
if ($track_info['dataformat'] == 'mp3' || $track_info['dataformat'] == 'flac') {
$getid3_temp->info['avdataend'] = $info['matroska']['track_data_offsets'][$trackarray['TrackNumber']]['offset'] + $info['matroska']['track_data_offsets'][$trackarray['TrackNumber']]['length'];
}
// analyze
$class = 'getid3_' . $track_info['dataformat'];
$header_data_key = $track_info['dataformat'] == 'mp3' ? 'mpeg' : $track_info['dataformat'];
$getid3_audio = new $class($getid3_temp);
if ($track_info['dataformat'] == 'mp3') {
//.........这里部分代码省略.........
示例5: Analyze
//.........这里部分代码省略.........
$thisfile_riff_raw_strh_current['dwScale'] = $this->EitherEndian2Int(substr($strhData, 20, 4));
$thisfile_riff_raw_strh_current['dwRate'] = $this->EitherEndian2Int(substr($strhData, 24, 4));
$thisfile_riff_raw_strh_current['dwStart'] = $this->EitherEndian2Int(substr($strhData, 28, 4));
$thisfile_riff_raw_strh_current['dwLength'] = $this->EitherEndian2Int(substr($strhData, 32, 4));
$thisfile_riff_raw_strh_current['dwSuggestedBufferSize'] = $this->EitherEndian2Int(substr($strhData, 36, 4));
$thisfile_riff_raw_strh_current['dwQuality'] = $this->EitherEndian2Int(substr($strhData, 40, 4));
$thisfile_riff_raw_strh_current['dwSampleSize'] = $this->EitherEndian2Int(substr($strhData, 44, 4));
$thisfile_riff_raw_strh_current['rcFrame'] = $this->EitherEndian2Int(substr($strhData, 48, 4));
$thisfile_riff_video_current['codec'] = getid3_riff::RIFFfourccLookup($thisfile_riff_raw_strh_current['fccHandler']);
$thisfile_video['fourcc'] = $thisfile_riff_raw_strh_current['fccHandler'];
if (!$thisfile_riff_video_current['codec'] && isset($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']) && getid3_riff::RIFFfourccLookup($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc'])) {
$thisfile_riff_video_current['codec'] = getid3_riff::RIFFfourccLookup($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']);
$thisfile_video['fourcc'] = $thisfile_riff_raw_strf_strhfccType_streamindex['fourcc'];
}
$thisfile_video['codec'] = $thisfile_riff_video_current['codec'];
$thisfile_video['pixel_aspect_ratio'] = (double) 1;
switch ($thisfile_riff_raw_strh_current['fccHandler']) {
case 'HFYU':
// Huffman Lossless Codec
// Huffman Lossless Codec
case 'IRAW':
// Intel YUV Uncompressed
// Intel YUV Uncompressed
case 'YUY2':
// Uncompressed YUV 4:2:2
$thisfile_video['lossless'] = true;
break;
default:
$thisfile_video['lossless'] = false;
break;
}
switch ($strhfccType) {
case 'vids':
$thisfile_riff_raw_strf_strhfccType_streamindex = getid3_riff::ParseBITMAPINFOHEADER(substr($strfData, 0, 40), $info['fileformat'] == 'riff');
//echo '<pre>'.print_r($thisfile_riff_raw_strf_strhfccType_streamindex, true).'</pre>';
$thisfile_video['bits_per_sample'] = $thisfile_riff_raw_strf_strhfccType_streamindex['biBitCount'];
if ($thisfile_riff_video_current['codec'] == 'DV') {
$thisfile_riff_video_current['dv_type'] = 2;
}
break;
case 'iavs':
$thisfile_riff_video_current['dv_type'] = 1;
break;
}
break;
default:
$info['warning'][] = 'Unhandled fccType for stream (' . $i . '): "' . $strhfccType . '"';
break;
}
}
}
if (isset($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc'])) {
$thisfile_video['fourcc'] = $thisfile_riff_raw_strf_strhfccType_streamindex['fourcc'];
if (getid3_riff::RIFFfourccLookup($thisfile_video['fourcc'])) {
$thisfile_riff_video_current['codec'] = getid3_riff::RIFFfourccLookup($thisfile_video['fourcc']);
$thisfile_video['codec'] = $thisfile_riff_video_current['codec'];
}
switch ($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']) {
case 'HFYU':
// Huffman Lossless Codec
// Huffman Lossless Codec
case 'IRAW':
// Intel YUV Uncompressed
// Intel YUV Uncompressed
case 'YUY2':
// Uncompressed YUV 4:2:2示例6: getid3_matroska
//.........这里部分代码省略.........
$sub_subelement_length = $this->readEBMLint($EBMLdata, $offset, $EBMLdata_offset);
$sub_subelement_end = $offset + $sub_subelement_length;
switch ($sub_subelement_id) {
case EBML_ID_PIXELWIDTH:
case EBML_ID_PIXELHEIGHT:
case EBML_ID_STEREOMODE:
case EBML_ID_PIXELCROPBOTTOM:
case EBML_ID_PIXELCROPTOP:
case EBML_ID_PIXELCROPLEFT:
case EBML_ID_PIXELCROPRIGHT:
case EBML_ID_DISPLAYWIDTH:
case EBML_ID_DISPLAYHEIGHT:
case EBML_ID_DISPLAYUNIT:
case EBML_ID_ASPECTRATIOTYPE:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Int(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_FLAGINTERLACED:
$track_entry[$sub_subelement_idname] = (bool) getid3_lib::BigEndian2Int(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_GAMMAVALUE:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Float(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_COLOURSPACE:
$track_entry[$sub_subelement_idname] = trim(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length), "");
break;
default:
$this->warnings[] = 'Unhandled track.video element[' . __LINE__ . '] (' . $sub_subelement_id . '::' . $sub_subelement_idname . ') at ' . $sub_subelement_offset;
break;
}
$offset = $sub_subelement_end;
}
if (@$track_entry[$this->EBMLidName(EBML_ID_CODECID)] == 'V_MS/VFW/FOURCC' && isset($track_entry[$this->EBMLidName(EBML_ID_CODECPRIVATE)])) {
if (getid3_lib::IncludeDependency(GETID3_INCLUDEPATH . 'module.audio-video.riff.php', __FILE__, false)) {
$track_entry['codec_private_parsed'] = getid3_riff::ParseBITMAPINFOHEADER($track_entry[$this->EBMLidName(EBML_ID_CODECPRIVATE)]);
} else {
$this->warnings[] = 'Unable to parse codec private data[' . __LINE__ . '] because cannot include "module.audio-video.riff.php"';
}
}
break;
case EBML_ID_AUDIO:
while ($offset < $subelement_end) {
$this->EnsureBufferHasEnoughData($fd, $EBMLdata, $offset, $EBMLdata_offset);
$sub_subelement_offset = $offset;
$sub_subelement_id = $this->readEBMLint($EBMLdata, $offset, $EBMLdata_offset);
$sub_subelement_idname = $this->EBMLidName($sub_subelement_id);
$sub_subelement_length = $this->readEBMLint($EBMLdata, $offset, $EBMLdata_offset);
$sub_subelement_end = $offset + $sub_subelement_length;
switch ($sub_subelement_id) {
case EBML_ID_CHANNELS:
case EBML_ID_BITDEPTH:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Int(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_SAMPLINGFREQUENCY:
case EBML_ID_OUTPUTSAMPLINGFREQUENCY:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Float(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_CHANNELPOSITIONS:
$track_entry[$sub_subelement_idname] = trim(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length), "");
break;
default:
$this->warnings[] = 'Unhandled track.video element[' . __LINE__ . '] (' . $sub_subelement_id . '::' . $sub_subelement_idname . ') at ' . $sub_subelement_offset;
break;
}
$offset = $sub_subelement_end;
}
break;示例7: getid3_matroska
//.........这里部分代码省略.........
$sub_subelement_end = $offset + $sub_subelement_length;
switch ($sub_subelement_id) {
case EBML_ID_PIXELWIDTH:
case EBML_ID_PIXELHEIGHT:
case EBML_ID_STEREOMODE:
case EBML_ID_PIXELCROPBOTTOM:
case EBML_ID_PIXELCROPTOP:
case EBML_ID_PIXELCROPLEFT:
case EBML_ID_PIXELCROPRIGHT:
case EBML_ID_DISPLAYWIDTH:
case EBML_ID_DISPLAYHEIGHT:
case EBML_ID_DISPLAYUNIT:
case EBML_ID_ASPECTRATIOTYPE:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Int(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_FLAGINTERLACED:
$track_entry[$sub_subelement_idname] = (bool) getid3_lib::BigEndian2Int(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_GAMMAVALUE:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Float(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_COLOURSPACE:
$track_entry[$sub_subelement_idname] = trim(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length), "\x00");
break;
default:
$this->warnings[] = 'Unhandled track.video element ['.basename(__FILE__).':'.__LINE__.'] ('.$sub_subelement_id.'::'.$sub_subelement_idname.') at '.$sub_subelement_offset;
break;
}
$offset = $sub_subelement_end;
}
if (isset($track_entry[$this->EBMLidName(EBML_ID_CODECID)]) && ($track_entry[$this->EBMLidName(EBML_ID_CODECID)] == 'V_MS/VFW/FOURCC') && isset($track_entry[$this->EBMLidName(EBML_ID_CODECPRIVATE)])) {
if (getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.audio-video.riff.php', __FILE__, false)) {
$track_entry['codec_private_parsed'] = getid3_riff::ParseBITMAPINFOHEADER($track_entry[$this->EBMLidName(EBML_ID_CODECPRIVATE)]);
} else {
$this->warnings[] = 'Unable to parse codec private data ['.basename(__FILE__).':'.__LINE__.'] because cannot include "module.audio-video.riff.php"';
}
}
break;
case EBML_ID_AUDIO:
while ($offset < $subelement_end) {
$this->EnsureBufferHasEnoughData($fd, $EBMLdata, $offset, $EBMLdata_offset);
$sub_subelement_offset = $offset;
$sub_subelement_id = $this->readEBMLint($EBMLdata, $offset, $EBMLdata_offset);
$sub_subelement_idname = $this->EBMLidName($sub_subelement_id);
$sub_subelement_length = $this->readEBMLint($EBMLdata, $offset, $EBMLdata_offset);
$sub_subelement_end = $offset + $sub_subelement_length;
switch ($sub_subelement_id) {
case EBML_ID_CHANNELS:
case EBML_ID_BITDEPTH:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Int(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_SAMPLINGFREQUENCY:
case EBML_ID_OUTPUTSAMPLINGFREQUENCY:
$track_entry[$sub_subelement_idname] = getid3_lib::BigEndian2Float(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length));
break;
case EBML_ID_CHANNELPOSITIONS:
$track_entry[$sub_subelement_idname] = trim(substr($EBMLdata, $offset - $EBMLdata_offset, $sub_subelement_length), "\x00");
break;
default:
$this->warnings[] = 'Unhandled track.video element ['.basename(__FILE__).':'.__LINE__.'] ('.$sub_subelement_id.'::'.$sub_subelement_idname.') at '.$sub_subelement_offset;
break;
}
$offset = $sub_subelement_end;
}示例8: parseEBML
//.........这里部分代码省略.........
$track_entry[$subelement['id_name']] = (bool) getid3_lib::BigEndian2Int($subelement['data']);
break;
case EBML_ID_VIDEO:
while ($this->getEBMLelement($sub_subelement, $subelement['end'], true)) {
switch ($sub_subelement['id']) {
case EBML_ID_PIXELWIDTH:
case EBML_ID_PIXELHEIGHT:
case EBML_ID_STEREOMODE:
case EBML_ID_PIXELCROPBOTTOM:
case EBML_ID_PIXELCROPTOP:
case EBML_ID_PIXELCROPLEFT:
case EBML_ID_PIXELCROPRIGHT:
case EBML_ID_DISPLAYWIDTH:
case EBML_ID_DISPLAYHEIGHT:
case EBML_ID_DISPLAYUNIT:
case EBML_ID_ASPECTRATIOTYPE:
$track_entry[$sub_subelement['id_name']] = getid3_lib::BigEndian2Int($sub_subelement['data']);
break;
case EBML_ID_FLAGINTERLACED:
$track_entry[$sub_subelement['id_name']] = (bool) getid3_lib::BigEndian2Int($sub_subelement['data']);
break;
case EBML_ID_GAMMAVALUE:
$track_entry[$sub_subelement['id_name']] = getid3_lib::BigEndian2Float($sub_subelement['data']);
break;
case EBML_ID_COLOURSPACE:
$track_entry[$sub_subelement['id_name']] = getid3_lib::trimNullByte($sub_subelement['data']);
break;
default:
$this->unhandledElement('track.video', __LINE__, $sub_subelement);
}
}
if (isset($track_entry[$this->EBMLidName(EBML_ID_CODECID)]) && $track_entry[$this->EBMLidName(EBML_ID_CODECID)] == 'V_MS/VFW/FOURCC' && isset($track_entry[$this->EBMLidName(EBML_ID_CODECPRIVATE)])) {
if (getid3_lib::IncludeDependency(GETID3_INCLUDEPATH . 'module.audio-video.riff.php', __FILE__, false)) {
$track_entry['codec_private_parsed'] = getid3_riff::ParseBITMAPINFOHEADER($track_entry[$this->EBMLidName(EBML_ID_CODECPRIVATE)]);
} else {
$this->getid3->warning('Unable to parse codec private data [' . basename(__FILE__) . ':' . __LINE__ . '] because cannot include "module.audio-video.riff.php"');
}
}
break;
case EBML_ID_AUDIO:
while ($this->getEBMLelement($sub_subelement, $subelement['end'], true)) {
switch ($sub_subelement['id']) {
case EBML_ID_CHANNELS:
case EBML_ID_BITDEPTH:
$track_entry[$sub_subelement['id_name']] = getid3_lib::BigEndian2Int($sub_subelement['data']);
break;
case EBML_ID_SAMPLINGFREQUENCY:
case EBML_ID_OUTPUTSAMPLINGFREQUENCY:
$track_entry[$sub_subelement['id_name']] = getid3_lib::BigEndian2Float($sub_subelement['data']);
break;
case EBML_ID_CHANNELPOSITIONS:
$track_entry[$sub_subelement['id_name']] = getid3_lib::trimNullByte($sub_subelement['data']);
break;
default:
$this->unhandledElement('track.audio', __LINE__, $sub_subelement);
}
}
break;
case EBML_ID_CONTENTENCODINGS:
while ($this->getEBMLelement($sub_subelement, $subelement['end'])) {
switch ($sub_subelement['id']) {
case EBML_ID_CONTENTENCODING:
while ($this->getEBMLelement($sub_sub_subelement, $sub_subelement['end'], array(EBML_ID_CONTENTCOMPRESSION, EBML_ID_CONTENTENCRYPTION))) {
switch ($sub_sub_subelement['id']) {
case EBML_ID_CONTENTENCODINGORDER:
case EBML_ID_CONTENTENCODINGSCOPE: