mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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84 lines
2.7 KiB
C++
84 lines
2.7 KiB
C++
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#ifndef __MPLEXCONSTS_H__
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#define __MPLEXCONSTS_H__
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#define SEQUENCE_HEADER 0x000001b3
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#define SEQUENCE_END 0x000001b7
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#define PICTURE_START 0x00000100
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#define EXT_START_CODE 0x000001b5
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#define GROUP_START 0x000001b8
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#define SYNCWORD_START 0x000001
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#define IFRAME 1
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#define PFRAME 2
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#define BFRAME 3
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#define DFRAME 4
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#define NOFRAME 5
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#define PIC_TOP_FIELD 1
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#define PIC_BOT_FIELD 2
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#define PIC_FRAME 3
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#define CODING_EXT_ID 8
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#define AUDIO_SYNCWORD 0x7ff
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#define PACK_START 0x000001ba
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#define SYS_HEADER_START 0x000001bb
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#define ISO11172_END 0x000001b9
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#define PACKET_START 0x000001
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#define MAX_FFFFFFFF 4294967295.0 /* = 0xffffffff in dec. */
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#define CLOCKS_per_90Kth_sec 300
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#define CLOCKS (CLOCKS_per_90Kth_sec*90000)
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/* MPEG-2 System Clock Hertz - we divide down by 300.0 for MPEG-1*/
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/* Range of sizes of the fields following the packet length field in packet header:
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used to calculate if recieve buffers will have enough space... */
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#define MPEG2_BUFFERINFO_LENGTH 3
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#define MPEG1_BUFFERINFO_LENGTH 2
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#define DTS_PTS_TIMESTAMP_LENGTH 5
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#define MPEG2_AFTER_PACKET_LENGTH_MIN 3
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#define MPEG1_AFTER_PACKET_LENGTH_MIN (0+1)
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/* Sector under-size below which header stuffing rather than padding packets
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or post-packet zero stuffing is used. *Must* be less than 20 for VCD
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multiplexing to work correctly!
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*/
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#define MINIMUM_PADDING_PACKET_SIZE 10
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#define PACKET_HEADER_SIZE 6
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#define AUDIO_STREAMS 0xb8 /* Marker Audio Streams */
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#define VIDEO_STREAMS 0xb9 /* Marker Video Streams */
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#define AUDIO_STR_0 0xc0 /* Marker Audio Stream0 */
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#define VIDEO_STR_0 0xe0 /* Marker Video Stream0 */
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#define PADDING_STR 0xbe /* Marker Padding Stream */
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#define PRIVATE_STR_1 0xbd /* private stream 1 */
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#define PRIVATE_STR_2 0xbf /* private stream 2 */
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#define AC3_SUB_STR_0 0x80 /* AC3 substream id 0 */
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#define LPCM_SUB_STR_0 0xa0 /* LPCM substream id 0 */
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#define ZERO_STUFFING_BYTE 0
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#define STUFFING_BYTE 0xff
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#define RESERVED_BYTE 0xff
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#define TIMESTAMPBITS_NO 0 /* Flag NO timestamps */
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#define TIMESTAMPBITS_PTS 2 /* Flag PTS timestamp */
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#define TIMESTAMPBITS_DTS 1 /* Flag PTS timestamp */
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#define TIMESTAMPBITS_PTS_DTS (TIMESTAMPBITS_DTS|TIMESTAMPBITS_PTS) /* Flag BOTH timestamps */
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#define MARKER_MPEG1_SCR 2 /* Marker SCR */
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#define MARKER_MPEG2_SCR 1 /* These don't need to be distinct! */
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#define MARKER_JUST_PTS 2 /* Marker only PTS */
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#define MARKER_PTS 3 /* Marker PTS */
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#define MARKER_DTS 1 /* Marker DTS */
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#define MARKER_NO_TIMESTAMPS 0x0f /* Marker NO timestamps */
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#endif // __MPLEXCONSTS_H__
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