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C++ Skip_SB函数代码示例

本文整理汇总了C++中Skip_SB函数的典型用法代码示例。如果您正苦于以下问题:C++ Skip_SB函数的具体用法?C++ Skip_SB怎么用?C++ Skip_SB使用的例子?那么, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了Skip_SB函数的15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C++代码示例。

示例1: Skip_C4

//---------------------------------------------------------------------------
void File_Als::FileHeader_Parse()
{
    //Parsing
    int32u SampleRate, Samples;
    int16u Channels;
    int8u BitsPerSample, FileType;
    Skip_C4(                                                    "signature");
    Get_B4 (SampleRate,                                         "sample rate");
    Get_B4 (Samples,                                            "samples");
    Get_B2 (Channels,                                           "channels-1"); Param_Info2(Channels+1, " channel(s)");
    BS_Begin();
    Get_S1 (3, FileType,                                        "file type"); // WAV, RIFF, AIFF
    Get_S1 (3, BitsPerSample,                                   "bits per sample"); Param_Info2((BitsPerSample+1)*8, " bits");
    Skip_SB(                                                    "floating point");
    Skip_SB(                                                    "samples are big-endian");
    BS_End();

    FILLING_BEGIN();
        if (!CalcDurationUncompressedSize(Samples, SampleRate, (BitsPerSample+1)*8, Channels))
            return;

        File__Tags_Helper::Accept("ALS");

        File__Tags_Helper::Stream_Prepare(Stream_Audio);
        Fill(Stream_Audio, 0, Audio_Format, "ALS");
        Fill(Stream_Audio, 0, Audio_Codec, "ALS");
        Fill(Stream_Audio, 0, Audio_BitDepth, (BitsPerSample+1)*8);
        Fill(Stream_Audio, StreamPos_Last, Audio_Channel_s_, Channels+1);
        Fill(Stream_Audio, StreamPos_Last, Audio_SamplingRate, SampleRate);
        Fill(Stream_Audio, 0, Audio_Duration, Duration);

        //No more need data
        File__Tags_Helper::Finish("ALS");
    FILLING_END();
}
开发者ID:MediaArea,项目名称:MediaInfoLib,代码行数:36,代码来源:File_Als.cpp

示例2: Element_Begin1

//---------------------------------------------------------------------------
void File_Aac::DSTSpecificConfig()
{
    Element_Begin1("DSTSpecificConfig");
    Skip_SB("DSDDST_Coded");
    Skip_S2(14,"N_Channels");
    Skip_SB("reserved");
    Element_End0();
}
开发者ID:AeonAxan,项目名称:mpc-hc,代码行数:9,代码来源:File_Aac_Others.cpp

示例3: Element_Name

//---------------------------------------------------------------------------
// Packet "B0"
void File_AvsV::video_sequence_start()
{
    Element_Name("video_sequence_start");

    //Parsing
    int32u bit_rate_upper, bit_rate_lower;
    Get_B1 (    profile_id,                                     "profile_id");
    Get_B1 (    level_id,                                       "level_id");
    BS_Begin();
    Get_SB (    progressive_sequence,                           "progressive_sequence");
    Get_S2 (14, horizontal_size,                                "horizontal_size");
    Get_S2 (14, vertical_size,                                  "vertical_size");
    Get_S1 ( 2, chroma_format,                                  "chroma_format");
    Skip_S1( 3,                                                 "sample_precision");
    Get_S1 ( 4, aspect_ratio,                                   "aspect_ratio"); Param_Info(AvsV_aspect_ratio[aspect_ratio]);
    Get_S1 ( 4, frame_rate_code,                                "frame_rate_code"); Param_Info(AvsV_frame_rate[frame_rate_code]);
    Get_S3 (18, bit_rate_lower,                                 "bit_rate_lower");
    Mark_1 ();
    Get_S3 (12, bit_rate_upper,                                 "bit_rate_upper");
    bit_rate=(bit_rate_upper<<18)+bit_rate_lower; Param_Info(bit_rate*8, " bps");
    Get_SB (    low_delay,                                      "low_delay");
    Mark_1 ();
    Skip_S3(18,                                                 "bbv_buffer_size");
    Skip_SB(                                                    "reserved");
    Skip_SB(                                                    "reserved");
    Skip_SB(                                                    "reserved");
    BS_End();

    //Not sure, but the 3 first official files have this
    if (Element_Size-Element_Offset)
    {
        BS_Begin();
        Mark_1();
        BS_End();
    }

    FILLING_BEGIN();
        //NextCode
        NextCode_Clear();
        NextCode_Add(0xB2); //user_data_start
        NextCode_Add(0xB3); //picture_start (I)
        NextCode_Add(0xB5); //extension_start

        //Autorisation of other streams
        Streams[0xB1].Searching_Payload=true, //video_sequence_end
        Streams[0xB2].Searching_Payload=true; //user_data_start
        Streams[0xB3].Searching_Payload=true, //picture_start (I)
        Streams[0xB4].Searching_Payload=true, //reserved
        Streams[0xB5].Searching_Payload=true; //extension_start
        Streams[0xB6].Searching_Payload=true, //picture_start (P or B)
        Streams[0xB7].Searching_Payload=true; //video_edit
        Streams[0xB8].Searching_Payload=true, //reserved

        video_sequence_start_IsParsed=true;
    FILLING_END();
}
开发者ID:thespooler,项目名称:mediainfo-code,代码行数:58,代码来源:File_AvsV.cpp

示例4: Element_Begin1

//---------------------------------------------------------------------------
void File_Cdp::ccsvcinfo_section()
{
    //Parsing
    int8u svc_count;
    Element_Begin1("ccsvcinfo_section");
    Skip_B1(                                                    "ccsvcinfo_id");
    BS_Begin();
    Skip_SB(                                                    "reserved");
    Skip_SB(                                                    "svc_info_start");
    Skip_SB(                                                    "svc_info_change");
    Skip_SB(                                                    "svc_info_complete");
    Get_S1 (4, svc_count,                                       "svc_count");
    BS_End();
    for (int8u Pos=0; Pos<svc_count; Pos++)
    {
        Element_Begin1("svc");
        bool  csn_size;
        BS_Begin();
        Skip_SB(                                                "reserved");
        Get_SB (   csn_size,                                    "csn_size");
        if (csn_size)
        {
            Skip_SB(                                            "reserved");
            Skip_S1(5,                                          "caption_service_number");
        }
        else
            Skip_S1(6,                                          "caption_service_number");
        BS_End();

        //svc_data_byte - caption_service_descriptor
        Element_Begin1("service");
        Ztring language;
        bool digital_cc;
        Get_Local(3, language,                                  "language");
        BS_Begin();
        Get_SB (digital_cc,                                     "digital_cc");
        Skip_SB(                                                "reserved");
        if (digital_cc) //line21
        {
            Skip_S1(5,                                          "reserved");
            Skip_SB(                                            "line21_field");
        }
        else
            Skip_S1(6,                                          "caption_service_number");
        Skip_SB(                                                "easy_reader");
        Skip_SB(                                                "wide_aspect_ratio");
        Skip_S2(14,                                             "reserved");
        BS_End();
        Element_End0();
        Element_End0();
    }
    Element_End0();
}
开发者ID:JanWillem32,项目名称:mpc-hc,代码行数:54,代码来源:File_Cdp.cpp

示例5: BS_Begin

//---------------------------------------------------------------------------
void File_Mpeg4_Descriptors::Descriptor_02()
{
    //Parsing
    bool URL_Flag;
    BS_Begin();
    Skip_S2(10,                                                 "ObjectDescriptorID");
    Get_SB (    URL_Flag,                                       "URL_Flag");
    Skip_SB(                                                    "includeInlineProfileLevelFlag");
    Skip_S1( 4,                                                 "reserved");
    BS_End();
    if (URL_Flag)
    {
        int8u URLlength;
        Get_B1 (URLlength,                                      "URLlength");
        Skip_UTF8(URLlength,                                    "URLstring");
    }
    Info_B1(ODProfileLevel,                                     "ODProfileLevelIndication"); Param_Info(Mpeg4_Descriptors_ODProfileLevelIndication(ODProfileLevel));
    Info_B1(SceneProfileLevel,                                  "sceneProfileLevelIndication"); Param_Info(Mpeg4_Descriptors_SceneProfileLevelIndication(SceneProfileLevel));
    Info_B1(AudioProfileLevel,                                  "audioProfileLevelIndication"); Param_Info(Mpeg4_Descriptors_AudioProfileLevelIndication(AudioProfileLevel));
    Info_B1(VisualProfileLevel,                                 "visualProfileLevelIndication"); Param_Info(Mpeg4_Descriptors_VisualProfileLevelIndication(VisualProfileLevel));
    Info_B1(GraphicsProfileLevel,                               "graphicsProfileLevelIndication"); Param_Info(Mpeg4_Descriptors_GraphicsProfileLevelIndication(GraphicsProfileLevel));

    FILLING_BEGIN();
        Element_ThisIsAList();
    FILLING_END();
}
开发者ID:anelson,项目名称:panoply,代码行数:27,代码来源:File_Mpeg4_Descriptors.cpp

示例6: Get_B2

//---------------------------------------------------------------------------
void File_Pcm_M2ts::Read_Buffer_Continue()
{
    if (Buffer_Size==0)
        return;

    //Parsing
    int16u  audio_data_payload_size;
    Get_B2 (   audio_data_payload_size,                         "audio_data_payload_size");
    BS_Begin();
    Get_S1 (4, channel_assignment,                              "channel_assignment"); Param_Info2(Pcm_M2TS_channel_assignment[channel_assignment], " channel(s)");
    Get_S1 (4, sampling_frequency,                              "sampling_frequency"); Param_Info2(Pcm_M2TS_sampling_frequency[sampling_frequency], " Hz");
    Get_S1 (2, bits_per_sample,                                 "bits_per_sample"); Param_Info2(Pcm_M2TS_bits_per_sample[bits_per_sample], " bits");
    Skip_SB(                                                    "start_flag");
    Skip_S1(5,                                                  "reserved");
    BS_End();
    Skip_XX(audio_data_payload_size,                            "audio_data_payload");

    FILLING_BEGIN_PRECISE();
        if (!Status[IsAccepted])
        {
            Accept();
            Finish();
        }
    FILLING_END();
}
开发者ID:MediaArea,项目名称:MediaInfoLib,代码行数:26,代码来源:File_Pcm_M2ts.cpp

示例7: BS_Begin

//---------------------------------------------------------------------------
void File_Amr::Header_Parse()
{
    BS_Begin();
    Skip_SB(                                                "Frame Following");
    Get_S1 ( 4, FrameType,                                  "Frame Type");
    Skip_SB(                                                "Frame Quality");
    Skip_SB(                                                "Unknown");
    Skip_SB(                                                "Unknown");
    BS_End();

    //Filling
    if (Amr_BitRate[FrameType]==0)
    {
        Finish("AMR");
        return;
    }
    Header_Fill_Size(Amr_BitRate[FrameType]/400);
    Header_Fill_Code(0, "frame");
}
开发者ID:3F,项目名称:FlightSDCpp,代码行数:20,代码来源:File_Amr.cpp

示例8: Element_Name

//---------------------------------------------------------------------------
// Packet "0E"
void File_Vc1::EntryPointHeader()
{
    Element_Name("EntryPointHeader");

    //Parsing
    bool extended_mv;
    BS_Begin();
    Skip_SB(                                                    "broken_link");
    Skip_SB(                                                    "closed_entry");
    Get_SB (    panscan_flag,                                   "panscan_flag");
    Skip_SB(                                                    "refdist_flag");
    Skip_SB(                                                    "loopfilter");
    Skip_SB(                                                    "fastuvmc");
    Get_SB (    extended_mv,                                    "extended_mv");
    Skip_S1( 2,                                                 "dquant");
    Skip_SB(                                                    "vstransform");
    Skip_SB(                                                    "overlap");
    Skip_S1( 2,                                                 "quantizer");
    if (hrd_param_flag)
        for (int8u Pos=0; Pos<hrd_num_leaky_buckets; Pos++)
        {
            Element_Begin("leaky_bucket");
            Skip_S2( 8,                                         "hrd_full");
            Element_End();
        }
    TEST_SB_SKIP(                                               "coded_size_flag");
        Info_S2(12, coded_width,                                "coded_width"); Param_Info((coded_width+1)*2, " pixels");
        Info_S2(12, coded_height,                               "coded_height"); Param_Info((coded_height+1)*2, " pixels");
    TEST_SB_END();
    if (extended_mv)
        Skip_SB(                                                "extended_dmv");
    TEST_SB_SKIP(                                               "luma_sampling");
        Skip_S1( 3,                                             "y_range");
    TEST_SB_END();
    TEST_SB_SKIP(                                               "chroma_sampling");
        Skip_S1( 3,                                             "uv_range");
    TEST_SB_END();
    BS_End();
    
    FILLING_BEGIN();
        //NextCode
        NextCode_Test();
        NextCode_Clear();
        NextCode_Add(0x0D);

        //Autorisation of other streams
        Streams[0x0D].Searching_Payload=true;

        EntryPoint_Parsed=true;
    FILLING_END();
}
开发者ID:thespooler,项目名称:mediainfo-code,代码行数:53,代码来源:File_Vc1.cpp

示例9: Element_Begin

//---------------------------------------------------------------------------
void File_Latm::StreamMuxConfig()
{
    Element_Begin("StreamMuxConfig");

    bool audioMuxVersion;
    Get_SB (audioMuxVersion,                                    "audioMuxVersion");
    if (audioMuxVersion)
        Get_SB (audioMuxVersionA,                               "audioMuxVersionA");
    else
        audioMuxVersionA=false;

    if (!audioMuxVersionA)
    {
        if (audioMuxVersion==1)
        {
            //taraBufferFullness=LatmGetValue();
        }
        Skip_SB(                                                "allStreamsSameTimeFraming");
        Skip_S1(6,                                              "numSubFrames");
        Skip_S1(4,                                              "numProgram");
/*        for (int8u prog=0; prog<=numProgram; prog++)
        {
            int8u numLayer;
            Get_S1(3,                                           "numLayer");
            for (lay = 0; lay <= numLayer; lay++) {
progSIndx[streamCnt] = prog; laySIndx[streamCnt] = lay;
streamID [ prog][ lay] = streamCnt++;
if (prog == 0 && lay == 0) {
useSameConfig = 0;
} else {
useSameConfig; 1 uimsbf
}
if (! useSameConfig) {
if ( audioMuxVersion == 0 ) {
AudioSpecificConfig();
}
else {
ascLen = LatmGetValue();
ascLen -= AudioSpecificConfig(); Note 1
fillBits; ascLen bslbf
}
}
*/
    }

    Element_End();
}
开发者ID:anelson,项目名称:panoply,代码行数:48,代码来源:File_Latm.cpp

示例10: Skip_L1

//---------------------------------------------------------------------------
void File_Tak::STREAMINFO()
{
    //Parsing
    int32u num_samples_hi, samplerate;
    int8u  num_samples_lo, framesizecode, samplesize;
    bool   channels;

    Skip_L1 (                                                   "unknown");
    BS_Begin();
    Get_S1 ( 2, num_samples_lo,                                 "num_samples (lo)");
    Get_S1 ( 3, framesizecode,                                  "framesizecode");
    Skip_S1( 2,                                                 "unknown");
    BS_End();
    Get_L4 (num_samples_hi,                                     "num_samples (hi)"); Param_Info2((((int64u)num_samples_hi)<<2 | num_samples_lo), " samples");
    Get_L3 (samplerate,                                         "samplerate"); Param_Info2((samplerate/16)+6000, " Hz");
    BS_Begin();
    Skip_S1( 4,                                                 "unknown");
    Get_SB (    channels,                                       "channels"); Param_Info1(channels?"Stereo":"Mono");
    Get_S1 ( 2, samplesize,                                     "samplesize"); Param_Info1(Tak_samplesize[samplesize]);
    Skip_SB(                                                    "unknown");
    BS_End();
    Skip_L3(                                                    "crc");

    FILLING_BEGIN()
        //Coherency
        if (samplerate==0)
            return;

        //Computing
        int64u Samples=((int64u)num_samples_hi)<<2 | num_samples_lo;
        int32u SamplingRate=(samplerate/16)+6000;

        //Filling
        File__Tags_Helper::Accept("TAK");

        File__Tags_Helper::Stream_Prepare(Stream_Audio);
        Fill(Stream_Audio, 0, Audio_Format, "TAK");
        Fill(Stream_Audio, 0, Audio_Codec, "TAK");
        Fill(Stream_Audio, 0, Audio_SamplingRate, SamplingRate);
        Fill(Stream_Audio, 0, Audio_Channel_s_, channels?2:1);
        if (Tak_samplesize[samplesize])
            Fill(Stream_Audio, 0, Audio_BitDepth, Tak_samplesize[samplesize]);
        Fill(Stream_Audio, 0, Audio_Duration, Samples*1000/SamplingRate);
    FILLING_END();
}
开发者ID:AeonAxan,项目名称:mpc-hc,代码行数:46,代码来源:File_Tak.cpp

示例11: Element_Begin

//---------------------------------------------------------------------------
void File_Mpc::FileHeader_Parse()
{
    //Parsing
    Element_Begin("SV7 header", 21);
    Ztring Encoder;
    int32u FrameCount;
    int16u TitleGain, AlbumGain;
    int8u  Profile, Link, SampleFreq, EncoderVersion;

    Skip_C3(                                                    "Signature");
    BS_Begin();
    Skip_S1(4,                                                  "PNS");
    Skip_S1(4,                                                  "Version");
    BS_End();

    Get_L4 (FrameCount,                                         "FrameCount");

    Skip_L2(                                                    "MaxLevel");
    BS_Begin();
    Get_S1 (4, Profile,                                         "Profile"); Param_Info(Mpc_Profile[Profile]);
    Get_S1 (2, Link,                                            "Link"); Param_Info(Mpc_Link[Link]);
    Get_S1 (2, SampleFreq,                                      "SampleFreq"); Param_Info(Mpc_SampleFreq[SampleFreq]);
    Skip_SB(                                                    "IntensityStereo");
    Skip_SB(                                                    "MidSideStereo");
    Skip_S1(6,                                                  "MaxBand");
    BS_End();

    Skip_L2(                                                    "TitlePeak");
    Get_L2 (TitleGain,                                          "TitleGain"); Param_Info(((float32)((int16s)TitleGain))/1000, 2, " dB");

    Skip_L2(                                                    "AlbumPeak");
    Get_L2 (AlbumGain,                                          "AlbumGain"); Param_Info(((float32)((int16s)TitleGain))/1000, 2, " dB");

    BS_Begin();
    Skip_S2(16,                                                 "unused");
    Skip_S1( 4,                                                 "LastFrameLength (part 1)");
    Skip_SB(                                                    "FastSeekingSafe");
    Skip_S1( 3,                                                 "unused");
    Skip_SB(                                                    "TrueGapless");
    Skip_S1( 7,                                                 "LastFrameLength (part 2)");
    BS_End();

    Get_L1 (EncoderVersion,                                     "EncoderVersion");
    Encoder.From_Number(((float)EncoderVersion)/100, 2); if (EncoderVersion%10==0); else if (EncoderVersion%2==0) Encoder+=_T(" Beta"); else if (EncoderVersion%2==1) Encoder+=_T(" Alpha"); Param_Info(Encoder);

    Element_End();

    FILLING_BEGIN();
        File__Tags_Helper::Accept("Musepack SV7");

        File__Tags_Helper::Stream_Prepare(Stream_Audio);
        Fill(Stream_Audio, 0, Audio_SamplingRate, Mpc_SampleFreq[SampleFreq]);
        Fill(Stream_Audio, 0, Audio_SamplingCount, FrameCount*1152);
        Fill(Stream_Audio, 0, Audio_Format, "Musepack SV7");
        Fill(Stream_Audio, 0, Audio_Codec, "SV7");
        Fill(Stream_Audio, 0, Audio_Codec_Settings, Mpc_Profile[Profile]);
        Fill(Stream_Audio, 0, Audio_Encoded_Library, Encoder);
        Fill(Stream_Audio, 0, Audio_Resolution, 16); //MPC support only 16 bits
        Fill(Stream_Audio, 0, Audio_Duration, ((int64u)FrameCount)*1152*1000/Mpc_SampleFreq[SampleFreq]);
        if (FrameCount)
            Fill(Stream_Audio, 0, Audio_BitRate, (File_Size-25)*8*Mpc_SampleFreq[SampleFreq]/FrameCount/1152);

        //No more need data
        File__Tags_Helper::Finish("Musepack SV7");
    FILLING_END();
}
开发者ID:thespooler,项目名称:mediainfo-code,代码行数:67,代码来源:File_Mpc.cpp

示例12: Get_B1

//---------------------------------------------------------------------------
void File_Mpeg4_Descriptors::Descriptor_06()
{
    //Parsing
    int8u predefined, timeStampLength;
    bool durationFlag, useTimeStampsFlag;
    Get_B1 (predefined,                                         "predefined"); Param_Info(Mpeg4_Descriptors_Predefined(predefined));
    switch (predefined)
    {
        case 0x00 :
            {
                    BS_Begin();
                    Skip_SB(                                    "useAccessUnitStartFlag");
                    Skip_SB(                                    "useAccessUnitEndFlag");
                    Skip_SB(                                    "useRandomAccessPointFlag");
                    Skip_SB(                                    "hasRandomAccessUnitsOnlyFlag");
                    Skip_SB(                                    "usePaddingFlag");
                    Get_SB (useTimeStampsFlag,                  "useTimeStampsFlag");
                    Skip_SB(                                    "useIdleFlag");
                    Get_SB (durationFlag,                       "durationFlag");
                    BS_End();
                    Skip_B4(                                    "timeStampResolution");
                    Skip_B4(                                    "OCRResolution");
                    Get_B1 (timeStampLength,                    "timeStampLength");
                    Skip_B1(                                    "OCRLength");
                    Skip_B1(                                    "AU_Length");
                    Skip_B1(                                    "instantBitrateLength");
                    BS_Begin();
                    Skip_S1(4,                                  "degradationPriorityLength");
                    Skip_S1(5,                                  "AU_seqNumLength");
                    Skip_S1(5,                                  "packetSeqNumLength");
                    Skip_S1(2,                                  "reserved");
                    BS_End();
            }
            break;
        case 0x01 :
                    useTimeStampsFlag=false;
                    durationFlag=false;
                    timeStampLength=32;
                    break;
        case 0x02 :
                    useTimeStampsFlag=true;
                    durationFlag=false;
                    timeStampLength=32;
                    break;
        default   :
                    useTimeStampsFlag=false;
                    durationFlag=false;
                    timeStampLength=32;
    }
    if (durationFlag)
    {
        Skip_B4(                                                "timeScale");
        Skip_B2(                                                "accessUnitDuration");
        Skip_B2(                                                "compositionUnitDuration");
    }
    if (!useTimeStampsFlag)
    {
        BS_Begin();
        Skip_S8(timeStampLength,                                "startDecodingTimeStamp");
        Skip_S8(timeStampLength,                                "startCompositionTimeStamp");
        BS_End();
    }
}
开发者ID:anelson,项目名称:panoply,代码行数:64,代码来源:File_Mpeg4_Descriptors.cpp

示例13: Skip_B2

//---------------------------------------------------------------------------
void File_Jpeg::SIZ()
{
    //Parsing
    vector<float> SamplingFactors;
    vector<int8u> BitDepths;
    int8u SamplingFactors_Max=0;
    int32u Xsiz, Ysiz;
    int16u Count;
    Skip_B2(                                                    "Rsiz - Capability of the codestream");
    Get_B4 (Xsiz,                                               "Xsiz - Image size X");
    Get_B4 (Ysiz,                                               "Ysiz - Image size Y");
    Skip_B4(                                                    "XOsiz - Image offset X");
    Skip_B4(                                                    "YOsiz - Image offset Y");
    Skip_B4(                                                    "tileW - Size of tile W");
    Skip_B4(                                                    "tileH - Size of tile H");
    Skip_B4(                                                    "XTOsiz - Upper-left tile offset X");
    Skip_B4(                                                    "YTOsiz - Upper-left tile offset Y");
    Get_B2 (Count,                                              "Components and initialize related arrays");
    for (int16u Pos=0; Pos<Count; Pos++)
    {
        Element_Begin1("Initialize related array");
        int8u BitDepth = 0, compSubsX = 0, compSubsY = 0;
        BS_Begin();
        Skip_SB(                                                "Signed");
        Get_S1 (7, BitDepth,                                    "BitDepth"); Param_Info1(1+BitDepth); Element_Info1(1+BitDepth);
        BS_End();
        Get_B1 (   compSubsX,                                   "compSubsX"); Element_Info1(compSubsX);
        Get_B1 (   compSubsY,                                   "compSubsY"); Element_Info1(compSubsY);
        Element_End0();

        //Filling list of HiVi
        if (compSubsX)
        {
            SamplingFactors.push_back(((float)compSubsY)/compSubsX);
            if (((float)compSubsY)/compSubsX>SamplingFactors_Max)
                SamplingFactors_Max=(int8u)((float)compSubsY)/compSubsX;
        }
        if (BitDepths.empty() || BitDepth!=BitDepths[0])
            BitDepths.push_back(BitDepth);
    }

    FILLING_BEGIN_PRECISE();
        if (Frame_Count==0 && Field_Count==0)
        {
            Accept("JPEG 2000");

            if (Count_Get(StreamKind_Last)==0)
                Stream_Prepare(StreamKind_Last);
            Fill(StreamKind_Last, 0, Fill_Parameter(StreamKind_Last, Generic_Format), "JPEG 2000");
            Fill(StreamKind_Last, 0, Fill_Parameter(StreamKind_Last, Generic_Codec), "JPEG 2000");
            if (StreamKind_Last==Stream_Image)
                Fill(Stream_Image, 0, Image_Codec_String, "JPEG 2000", Unlimited, true, true); //To Avoid automatic filling
            Fill(StreamKind_Last, 0, StreamKind_Last==Stream_Image?(size_t)Image_Width:(size_t)Video_Width, Xsiz);
            Fill(StreamKind_Last, 0, StreamKind_Last==Stream_Image?(size_t)Image_Height:(size_t)Video_Height, Ysiz*(Interlaced?2:1)); //If image is from interlaced content, must multiply height by 2

            if (BitDepths.size()==1)
                Fill(StreamKind_Last, 0, Fill_Parameter(StreamKind_Last, Generic_BitDepth), 1+BitDepths[0]);

            //Chroma subsampling
            if (SamplingFactors_Max)
                while (SamplingFactors_Max<4)
                {
                    for (size_t Pos=0; Pos<SamplingFactors.size(); Pos++)
                        SamplingFactors[Pos]*=2;
                    SamplingFactors_Max*=2;
                }
            while (SamplingFactors.size()<3)
                SamplingFactors.push_back(0);
            Ztring ChromaSubsampling;
            for (size_t Pos=0; Pos<SamplingFactors.size(); Pos++)
                ChromaSubsampling+=Ztring::ToZtring(SamplingFactors[Pos], 0)+__T(':');
            if (!ChromaSubsampling.empty())
            {
                ChromaSubsampling.resize(ChromaSubsampling.size()-1);
                Fill(StreamKind_Last, 0, "ChromaSubsampling", ChromaSubsampling);
            }
        }
    FILLING_END();
}
开发者ID:3F,项目名称:FlightSDCpp,代码行数:80,代码来源:File_Jpeg.cpp

示例14: Skip_B4

//---------------------------------------------------------------------------
void File_Dts::Header_Parse()
{
    //Parsing
    int16u Primary_Frame_Byte_Size_minus_1;
    int8u  EncoderSoftwareRevision;
    bool   crc_present;
    Skip_B4(                                                    "Sync");
    BS_Begin();
    Info_SB(    FrameType,                                      "Frame Type"); Param_Info(DTS_FrameType[FrameType]);
    Skip_S1( 5,                                                 "Deficit Sample Count");
    Get_SB (    crc_present,                                    "CRC Present");
    Skip_S1( 7,                                                 "Number of PCM Sample Blocks");
    Get_S2 (14, Primary_Frame_Byte_Size_minus_1,                "Primary Frame Byte Size minus 1");
    Primary_Frame_Byte_Size_minus_1+=1;
    if (!Word) Primary_Frame_Byte_Size_minus_1=Primary_Frame_Byte_Size_minus_1*8/14*2; Param_Info(Ztring::ToZtring(Primary_Frame_Byte_Size_minus_1)+_T(" bytes")); //Word is on 14 bits!
    Get_S1 ( 6, channel_arrangement,                            "Audio Channel Arrangement"); Param_Info(Ztring::ToZtring(DTS_Channels[channel_arrangement])+_T(" channels"));
    Get_S1 ( 4, sample_frequency,                               "Core Audio Sampling Frequency"); Param_Info(Ztring::ToZtring(DTS_SamplingRate[sample_frequency])+_T(" Hz"));
    Get_S1 ( 5, bit_rate,                                       "Transmission Bit Rate"); Param_Info(Ztring::ToZtring(DTS_BitRate[bit_rate])+_T(" bps"));
    Skip_SB(                                                    "Embedded Down Mix Enabled");
    Skip_SB(                                                    "Embedded Dynamic Range");
    Skip_SB(                                                    "Embedded Time Stamp");
    Skip_SB(                                                    "Auxiliary Data");
    Skip_SB(                                                    "HDCD");
    Get_S1 ( 3, ExtensionAudioDescriptor,                       "Extension Audio Descriptor"); Param_Info(DTS_ExtensionAudioDescriptor[ExtensionAudioDescriptor]);
    Get_SB (    ExtendedCoding,                                 "Extended Coding");
    Skip_SB(                                                    "Audio Sync Word Insertion");
    Get_S1 ( 2, lfe_effects,                                    "Low Frequency Effects");
    Skip_SB(                                                    "Predictor History");
    if (crc_present)
        Skip_S2(16,                                             "Header CRC Check");
    Skip_SB(                                                    "Multirate Interpolator");
    Get_S1 ( 4, EncoderSoftwareRevision,                        "Encoder Software Revision");
    Skip_S1( 2,                                                 "Copy History");
    Get_S1 ( 2, bits_per_sample,                                "Source PCM Resolution"); Param_Info(Ztring::ToZtring(DTS_Resolution[bits_per_sample])+_T(" bits"));
    Skip_SB(                                                    "ES");
    Skip_SB(                                                    "Front Sum/Difference");
    Skip_SB(                                                    "Surrounds Sum/Difference");
    Skip_S1( 4,                                                 "Dialog Normalisation Parameter");
    switch (EncoderSoftwareRevision)
    {
        case 6 :
                Skip_S1( 4,                                     "Dialog Normalisation Parameter");
                break;
        case 7 :
                Skip_S1( 4,                                     "Dialog Normalisation Parameter");
                break;
        default :
                Skip_S1( 4,                                     "Unspecified");
                break;
    }
    BS_End();

    //Filling
    Header_Fill_Size(Primary_Frame_Byte_Size_minus_1+DTS_HD_Unknown_Size); //TODO: change this, for DTS-HD
    Header_Fill_Code(0, "Frame");
}
开发者ID:thespooler,项目名称:mediainfo-code,代码行数:57,代码来源:File_Dts.cpp

示例15: Skip_XX

//---------------------------------------------------------------------------
void File_Gxf_TimeCode::Read_Buffer_Continue()
{
    int8u Validity[504];

    if (!IsAtc)
    {
        if (Element_Size!=4096)
        {
            Skip_XX(Element_Size,                                   "Data");
            return;
        }

        //Reading bitmap first (validity of first byte is at the end)
        Element_Offset=504*8;
        Element_Begin1("Validity");
        BS_Begin_LE(); //is Little Endian
        for (size_t Pos=0; Pos<504; Pos++)
        {
            bool Validity_Bit;
            Get_TB (Validity_Bit,                                   "Bit");
            Validity[Pos]=Validity_Bit?1:0;
        }
        BS_End_LE();
        Skip_B1(                                                    "Pad");
        Element_End0();
    }

    //Parsing
    Element_Offset=0;
    for (size_t Pos=0; Pos<(IsAtc?(size_t)1:(size_t)504); Pos++)
    {
        if (IsAtc || Validity[Pos])
        {
            Element_Begin1("TimeCode");
            int8u Frames_Units, Frames_Tens, Seconds_Units, Seconds_Tens, Minutes_Units, Minutes_Tens, Hours_Units, Hours_Tens;
            bool  DropFrame;
            int8u DBB1=0, DBB2=0;
            if (IsAtc)
            {
                bool Temp;
                BS_Begin();

                Get_S1 (4, Frames_Units,                            "Frames (Units)");
                Get_SB (   Temp,                                    "DBB1_0"); if (Temp) DBB1|=(1<<0);
                Skip_S1(3,                                          "Zero");

                Skip_S1(4,                                          "BG1");
                Get_SB (   Temp,                                    "DBB1_1"); if (Temp) DBB1|=(1<<1);
                Skip_S1(3,                                          "Zero");

                Skip_SB(                                            "CF - Color fame");
                Get_SB (   DropFrame,                               "DP - Drop frame");
                Get_S1 (2, Frames_Tens,                             "Frames (Tens)");
                Get_SB (   Temp,                                    "DBB1_2"); if (Temp) DBB1|=(1<<2);
                Skip_S1(3,                                          "Zero");

                Skip_S1(4,                                          "BG2");
                Get_SB (   Temp,                                    "DBB1_3"); if (Temp) DBB1|=(1<<3);
                Skip_S1(3,                                          "Zero");

                Get_S1 (4, Seconds_Units,                           "Seconds (Units)");
                Get_SB (   Temp,                                    "DBB1_4"); if (Temp) DBB1|=(1<<4);
                Skip_S1(3,                                          "Zero");

                Skip_S1(4,                                          "BG3");
                Get_SB (   Temp,                                    "DBB1_5"); if (Temp) DBB1|=(1<<5);
                Skip_S1(3,                                          "Zero");

                Skip_SB(                                            "FM - Frame Mark");
                Get_S1 (3, Seconds_Tens,                            "Seconds (Tens)");
                Get_SB (   Temp,                                    "DBB1_6"); if (Temp) DBB1|=(1<<6);
                Skip_S1(3,                                          "Zero");

                Skip_S1(4,                                          "BG4");
                Get_SB (   Temp,                                    "DBB1_7"); if (Temp) DBB1|=(1<<7);
                Skip_S1(3,                                          "Zero");

                Get_S1 (4, Minutes_Units,                           "Minutes (Units)");
                Get_SB (   Temp,                                    "DBB2_0"); if (Temp) DBB2|=(1<<0);
                Skip_S1(3,                                          "Zero");

                Skip_S1(4,                                          "BG5");
                Get_SB (   Temp,                                    "DBB2_1"); if (Temp) DBB2|=(1<<1);
                Skip_S1(3,                                          "Zero");

                Skip_SB(                                            "BGF0");
                Get_S1 (3, Minutes_Tens,                            "Minutes (Tens)");
                Get_SB (   Temp,                                    "DBB2_2"); if (Temp) DBB2|=(1<<2);
                Skip_S1(3,                                          "Zero");

                Skip_S1(4,                                          "BG6");
                Get_SB (   Temp,                                    "DBB2_3"); if (Temp) DBB2|=(1<<3);
                Skip_S1(3,                                          "Zero");

                Get_S1 (4, Hours_Units,                             "Hours (Units)");
                Get_SB (   Temp,                                    "DBB2_4"); if (Temp) DBB2|=(1<<4);
                Skip_S1(3,                                          "Zero");

                Skip_S1(4,                                          "BG7");
//.........这里部分代码省略.........
开发者ID:0vermind,项目名称:NeoLoader,代码行数:101,代码来源:File_Gxf_TimeCode.cpp


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