mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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179 lines
4.8 KiB
C
179 lines
4.8 KiB
C
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#ifndef __DIRAC_PARSE_H__
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#define __DIRAC_PARSE_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef TRUE
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#define TRUE 1
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#endif
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#ifndef FALSE
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#define FALSE 0
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#endif
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typedef enum _SchroParseCode {
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SCHRO_PARSE_CODE_SEQUENCE_HEADER = 0x00,
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SCHRO_PARSE_CODE_END_OF_SEQUENCE = 0x10,
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SCHRO_PARSE_CODE_AUXILIARY_DATA = 0x20,
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SCHRO_PARSE_CODE_PADDING = 0x30,
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SCHRO_PARSE_CODE_INTRA_REF = 0x0c,
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SCHRO_PARSE_CODE_INTRA_NON_REF = 0x08,
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SCHRO_PARSE_CODE_INTRA_REF_NOARITH = 0x4c,
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SCHRO_PARSE_CODE_INTRA_NON_REF_NOARITH = 0x48,
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SCHRO_PARSE_CODE_INTER_REF_1 = 0x0d,
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SCHRO_PARSE_CODE_INTER_REF_1_NOARITH = 0x4d,
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SCHRO_PARSE_CODE_INTER_REF_2 = 0x0e,
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SCHRO_PARSE_CODE_INTER_REF_2_NOARITH = 0x4e,
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SCHRO_PARSE_CODE_INTER_NON_REF_1 = 0x09,
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SCHRO_PARSE_CODE_INTER_NON_REF_1_NOARITH = 0x49,
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SCHRO_PARSE_CODE_INTER_NON_REF_2 = 0x0a,
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SCHRO_PARSE_CODE_INTER_NON_REF_2_NOARITH = 0x4a,
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SCHRO_PARSE_CODE_LD_INTRA_REF = 0xcc,
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SCHRO_PARSE_CODE_LD_INTRA_NON_REF = 0xc8
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} SchroParseCode;
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#define SCHRO_PARSE_CODE_PICTURE(is_ref,n_refs,is_lowdelay,is_noarith) \
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(8 | ((is_ref)<<2) | (n_refs) | ((is_lowdelay)<<7) | ((is_noarith)<<6))
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#define SCHRO_PARSE_CODE_IS_SEQ_HEADER(x) ((x) == SCHRO_PARSE_CODE_SEQUENCE_HEADER)
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#define SCHRO_PARSE_CODE_IS_END_OF_SEQUENCE(x) ((x) == SCHRO_PARSE_CODE_END_OF_SEQUENCE)
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#define SCHRO_PARSE_CODE_IS_AUXILIARY_DATA(x) ((x) == SCHRO_PARSE_CODE_AUXILIARY_DATA)
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#define SCHRO_PARSE_CODE_IS_PADDING(x) ((x) == SCHRO_PARSE_CODE_PADDING)
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#define SCHRO_PARSE_CODE_IS_PICTURE(x) ((x) & 0x8)
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#define SCHRO_PARSE_CODE_IS_LOW_DELAY(x) (((x) & 0x88) == 0x88)
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#define SCHRO_PARSE_CODE_IS_CORE_SYNTAX(x) (((x) & 0x88) == 0x08)
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#define SCHRO_PARSE_CODE_USING_AC(x) (((x) & 0x48) == 0x08)
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#define SCHRO_PARSE_CODE_IS_REFERENCE(x) (((x) & 0xc) == 0x0c)
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#define SCHRO_PARSE_CODE_IS_NON_REFERENCE(x) (((x) & 0xc) == 0x08)
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#define SCHRO_PARSE_CODE_NUM_REFS(x) ((x) & 0x3)
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#define SCHRO_PARSE_CODE_IS_INTRA(x) (SCHRO_PARSE_CODE_IS_PICTURE(x) && SCHRO_PARSE_CODE_NUM_REFS(x) == 0)
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#define SCHRO_PARSE_CODE_IS_INTER(x) (SCHRO_PARSE_CODE_IS_PICTURE(x) && SCHRO_PARSE_CODE_NUM_REFS(x) > 0)
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#define SCHRO_PARSE_HEADER_SIZE (4+1+4+4)
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typedef enum _SchroVideoFormatEnum {
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SCHRO_VIDEO_FORMAT_CUSTOM = 0,
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SCHRO_VIDEO_FORMAT_QSIF,
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SCHRO_VIDEO_FORMAT_QCIF,
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SCHRO_VIDEO_FORMAT_SIF,
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SCHRO_VIDEO_FORMAT_CIF,
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SCHRO_VIDEO_FORMAT_4SIF,
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SCHRO_VIDEO_FORMAT_4CIF,
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SCHRO_VIDEO_FORMAT_SD480I_60,
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SCHRO_VIDEO_FORMAT_SD576I_50,
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SCHRO_VIDEO_FORMAT_HD720P_60,
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SCHRO_VIDEO_FORMAT_HD720P_50,
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SCHRO_VIDEO_FORMAT_HD1080I_60,
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SCHRO_VIDEO_FORMAT_HD1080I_50,
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SCHRO_VIDEO_FORMAT_HD1080P_60,
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SCHRO_VIDEO_FORMAT_HD1080P_50,
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SCHRO_VIDEO_FORMAT_DC2K_24,
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SCHRO_VIDEO_FORMAT_DC4K_24
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} SchroVideoFormatEnum;
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typedef enum _SchroChromaFormat {
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SCHRO_CHROMA_444 = 0,
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SCHRO_CHROMA_422,
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SCHRO_CHROMA_420
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} SchroChromaFormat;
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#define SCHRO_CHROMA_FORMAT_H_SHIFT(format) (((format) == SCHRO_CHROMA_444)?0:1)
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#define SCHRO_CHROMA_FORMAT_V_SHIFT(format) (((format) == SCHRO_CHROMA_420)?1:0)
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typedef enum _SchroSignalRange {
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SCHRO_SIGNAL_RANGE_CUSTOM = 0,
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SCHRO_SIGNAL_RANGE_8BIT_FULL = 1,
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SCHRO_SIGNAL_RANGE_8BIT_VIDEO = 2,
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SCHRO_SIGNAL_RANGE_10BIT_VIDEO = 3,
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SCHRO_SIGNAL_RANGE_12BIT_VIDEO = 4
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} SchroSignalRange;
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typedef enum _SchroColourSpec {
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SCHRO_COLOUR_SPEC_CUSTOM = 0,
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SCHRO_COLOUR_SPEC_SDTV_525 = 1,
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SCHRO_COLOUR_SPEC_SDTV_625 = 2,
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SCHRO_COLOUR_SPEC_HDTV = 3,
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SCHRO_COLOUR_SPEC_CINEMA = 4
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} SchroColourSpec;
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typedef enum _SchroColourPrimaries {
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SCHRO_COLOUR_PRIMARY_HDTV = 0,
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SCHRO_COLOUR_PRIMARY_SDTV_525 = 1,
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SCHRO_COLOUR_PRIMARY_SDTV_625 = 2,
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SCHRO_COLOUR_PRIMARY_CINEMA = 3
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} SchroColourPrimaries;
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typedef enum _SchroColourMatrix {
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SCHRO_COLOUR_MATRIX_HDTV = 0,
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SCHRO_COLOUR_MATRIX_SDTV = 1,
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SCHRO_COLOUR_MATRIX_REVERSIBLE = 2
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}SchroColourMatrix;
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typedef enum _SchroTransferFunction {
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SCHRO_TRANSFER_CHAR_TV_GAMMA = 0,
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SCHRO_TRANSFER_CHAR_EXTENDED_GAMUT = 1,
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SCHRO_TRANSFER_CHAR_LINEAR = 2,
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SCHRO_TRANSFER_CHAR_DCI_GAMMA = 3
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} SchroTransferFunction;
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typedef struct _DiracSequenceHeader DiracSequenceHeader;
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struct _DiracSequenceHeader {
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int major_version;
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int minor_version;
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int profile;
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int level;
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int index;
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int width;
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int height;
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int chroma_format;
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int interlaced;
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int top_field_first;
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int frame_rate_numerator;
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int frame_rate_denominator;
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int aspect_ratio_numerator;
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int aspect_ratio_denominator;
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int clean_width;
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int clean_height;
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int left_offset;
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int top_offset;
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int luma_offset;
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int luma_excursion;
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int chroma_offset;
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int chroma_excursion;
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int colour_primaries;
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int colour_matrix;
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int transfer_function;
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int interlaced_coding;
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int unused0;
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int unused1;
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int unused2;
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};
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int dirac_sequence_header_parse (DiracSequenceHeader *header,
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unsigned char *data, int length);
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#ifdef __cplusplus
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}
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#endif
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#endif
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