bswap.h File Reference

#include "config.h"
#include "ffmpeg_bswap.h"

Go to the source code of this file.

Macros
#define	always_inline   inline
#define	_X_ABE_16(x)   (be2me_16(*(const uint16_t*)(x)))
#define	_X_ABE_32(x)   (be2me_32(*(const uint32_t*)(x)))
#define	_X_ABE_64(x)   (be2me_64(*(const uint64_t*)(x)))
#define	_X_ALE_16(x)   (le2me_16(*(const uint16_t*)(x)))
#define	_X_ALE_32(x)   (le2me_32(*(const uint32_t*)(x)))
#define	_X_ALE_64(x)   (le2me_64(*(const uint64_t*)(x)))
#define	_X_BE_16(x)
#define	_X_BE_24(x)
#define	_X_BE_32(x)
#define	_X_BE_64(x)
#define	_X_LE_16(x)
#define	_X_LE_24(x)
#define	_X_LE_32(x)
#define	_X_LE_64(x)
#define	_X_ME_16(x)   _X_LE_16(x)
#define	_X_ME_32(x)   _X_LE_32(x)
#define	_X_ME_64(x)   _X_LE_64(x)
#define	_X_AME_16(x)   _X_ALE_16(x)
#define	_X_AME_32(x)   _X_ALE_32(x)
#define	_X_AME_64(x)   _X_ALE_64(x)
#define	BE_FOURCC(ch0, ch1, ch2, ch3)
#define	LE_FOURCC(ch0, ch1, ch2, ch3)
#define	ME_FOURCC   LE_FOURCC

Detailed Description

byte swap.

Macro Definition Documentation

_X_ABE_16

#define _X_ABE_16

(

x

)

(be2me_16(*(const uint16_t*)(x)))

_X_ABE_32

#define _X_ABE_32

(

x

)

(be2me_32(*(const uint32_t*)(x)))

Referenced by probe_mod_file().

_X_ABE_64

#define _X_ABE_64

(

x

)

(be2me_64(*(const uint64_t*)(x)))

_X_ALE_16

#define _X_ALE_16

(

x

)

(le2me_16(*(const uint16_t*)(x)))

_X_ALE_32

#define _X_ALE_32

(

x

)

(le2me_32(*(const uint32_t*)(x)))

_X_ALE_64

#define _X_ALE_64

(

x

)

(le2me_64(*(const uint64_t*)(x)))

_X_AME_16

#define _X_AME_16

(

x

)

_X_ALE_16(x)

_X_AME_32

#define _X_AME_32

(

x

)

_X_ALE_32(x)

_X_AME_64

#define _X_AME_64

(

x

)

_X_ALE_64(x)

_X_BE_16

#define _X_BE_16

(

x

)

Value:

(((uint16_t)(((const uint8_t*)(x))[0]) << 8) | \
                  ((uint16_t)((const uint8_t*)(x))[1]))

Referenced by _x_parse_flac_streaminfo_block(), bitplane_dlta_8_short(), bitplane_sdelta_opt_3(), bitplane_set_dlta_short(), build_frame_table(), demux_iff_send_chunk(), demux_image_next(), demux_pva_send_chunk(), demux_real_send_chunk(), ff_handle_header_buffer(), id3v23_parse_frame_ext_header(), id3v23_parse_frame_header(), id3v24_parse_frame_header(), info_string_from_atom(), init_codec(), lex_convert(), nsv_read(), open_aiff_file(), open_film_file(), open_flac_file(), open_plugin(), open_ra_file(), open_smjpeg_file(), parse_amf(), parse_int16(), parse_reference_atom(), parse_trak_atom(), parse_vbri_header(), pnm_get_stream_chunk(), qtv_init_driver(), read_iff_chunk(), real_parse_audio_specific_data(), real_parse_headers(), real_parse_index(), real_parse_mdpr(), rmff_dump_cont(), rmff_dump_dataheader(), rmff_dump_fileheader(), rmff_dump_mdpr(), rmff_dump_prop(), rmff_scan_cont(), rmff_scan_dataheader(), rmff_scan_fileheader(), rmff_scan_mdpr(), rmff_scan_prop(), select_mlti_data(), and stream_read_word().

_X_BE_24

#define _X_BE_24

(

x

)

Value:

(((uint32_t)(((const uint8_t*)(x))[0]) << 16) | \
                  ((uint32_t)(((const uint8_t*)(x))[1]) << 8) | \
                  ((uint32_t)(((const uint8_t*)(x))[2])))

Referenced by _x_parse_flac_metadata_header(), _x_parse_flac_streaminfo_block(), id3v22_parse_frame_header(), parse_trak_atom(), read_flv_packet(), seek_flv_file(), and xine_base64_encode().

_X_BE_32

#define _X_BE_32

(

x

)

Value:

(((uint32_t)(((const uint8_t*)(x))[0]) << 24) | \
                  ((uint32_t)(((const uint8_t*)(x))[1]) << 16) | \
                  ((uint32_t)(((const uint8_t*)(x))[2]) << 8) | \
                  ((uint32_t)((const uint8_t*)(x))[3]))

Referenced by _x_parse_flac_streaminfo_block(), atom_scan(), bitplane_dlta_5(), bitplane_dlta_7_long(), bitplane_dlta_7_short(), bitplane_dlta_8_long(), bitplane_dlta_8_short(), bitplane_sdelta_opt_3(), bitplane_set_dlta_short(), build_frame_table(), decode_flac_header(), demux_mve_seek(), demux_mve_send_chunk(), demux_pva_send_chunk(), demux_real_send_chunk(), demux_smjpeg_send_chunk(), demux_vqa_send_chunk(), ebml_read_float(), ff_aac_mode_parse(), ff_handle_header_buffer(), find_embedded_atom(), find_mdat_atom(), find_moov_atom(), fragment_scan(), id3v23_parse_frame_ext_header(), id3v23_parse_frame_header(), id3v24_parse_ext_header(), id3v24_parse_frame_header(), info_string_from_atom(), init_codec(), is_qt_file(), lex_convert(), nsf_decode_data(), open_aiff_file(), open_film_file(), open_flac_file(), open_flv_file(), open_iff_file(), open_mpc_file(), open_mve_file(), open_plugin(), open_qt_file(), open_ra_file(), open_smjpeg_file(), open_snd_file(), open_vqa_file(), parse_amf(), parse_frame_header(), parse_frame_payload(), parse_moof_atom(), parse_moov_atom(), parse_mvex_atom(), parse_mvhd_atom(), parse_reference_atom(), parse_traf_atom(), parse_trak_atom(), parse_vbri_header(), parse_xing_header(), pnm_get_stream_chunk(), qtv_init_driver(), read_iff_chunk(), real_get_rdt_chunk(), real_parse_audio_specific_data(), real_parse_headers(), real_parse_index(), real_parse_mdpr(), rmff_dump_cont(), rmff_dump_dataheader(), rmff_dump_fileheader(), rmff_dump_mdpr(), rmff_dump_prop(), rmff_scan_cont(), rmff_scan_dataheader(), rmff_scan_fileheader(), rmff_scan_header(), rmff_scan_mdpr(), rmff_scan_prop(), seek_flv_file(), select_mlti_data(), and sha160_trans().

_X_BE_64

#define _X_BE_64

(

x

)

Value:

(((uint64_t)(((const uint8_t*)(x))[0]) << 56) | \
                  ((uint64_t)(((const uint8_t*)(x))[1]) << 48) | \
                  ((uint64_t)(((const uint8_t*)(x))[2]) << 40) | \
                  ((uint64_t)(((const uint8_t*)(x))[3]) << 32) | \
                  ((uint64_t)(((const uint8_t*)(x))[4]) << 24) | \
                  ((uint64_t)(((const uint8_t*)(x))[5]) << 16) | \
                  ((uint64_t)(((const uint8_t*)(x))[6]) << 8) | \
                  ((uint64_t)((const uint8_t*)(x))[7]))

Referenced by _x_parse_flac_streaminfo_block(), build_frame_table(), ebml_read_float(), fragment_scan(), open_flac_file(), parse_traf_atom(), and parse_trak_atom().

_X_LE_16

#define _X_LE_16

(

x

)

Value:

(((uint16_t)(((const uint8_t*)(x))[1]) << 8) | \
                  ((uint16_t)((const uint8_t*)(x))[0]))

Referenced by asf_get_guid(), asf_parse_packet_ecd(), asf_reader_get_16(), AVI_init(), decode_audio_header(), decode_dshow_header(), decode_video_header(), demux_aud_send_chunk(), demux_fli_send_chunk(), demux_nsv_send_chunk(), demux_roq_send_chunk(), demux_str_send_chunk(), get_chunk_header(), get_le16(), get_packet_header(), lex_convert(), open_aud_file(), open_fli_file(), open_nsv_file(), open_roq_file(), open_str_file(), open_vmd_file(), open_voc_file(), open_vqa_file(), and process_ipmovie_chunk().

_X_LE_24

#define _X_LE_24

(

x

)

Value:

(((uint32_t)(((const uint8_t*)(x))[2]) << 16) | \
                  ((uint32_t)(((const uint8_t*)(x))[1]) << 8) | \
                  ((uint32_t)(((const uint8_t*)(x))[0])))

Referenced by demux_vc1_es_next_smp(), and open_voc_file().

_X_LE_32

#define _X_LE_32

(

x

)

Value:

(((uint32_t)(((const uint8_t*)(x))[3]) << 24) | \
                  ((uint32_t)(((const uint8_t*)(x))[2]) << 16) | \
                  ((uint32_t)(((const uint8_t*)(x))[1]) << 8) | \
                  ((uint32_t)((const uint8_t*)(x))[0]))

Referenced by asf_get_guid(), asf_parse_packet_ecd(), asf_read_header(), asf_reader_get_32(), AVI_init(), calc_response(), call_hash(), decode_anxdata_header(), decode_audio_header(), decode_dshow_header(), decode_video_header(), demux_avi_send_headers(), demux_eawve_send_chunk(), demux_fli_send_chunk(), demux_fourxm_send_chunk(), demux_idcin_send_chunk(), demux_mpc_send_chunk(), demux_mve_send_chunk(), demux_nsv_send_chunk(), demux_roq_send_chunk(), demux_str_send_chunk(), demux_vc1_es_next_smp(), find_chunk_by_tag(), get_chunk_header(), get_int(), get_le32(), get_media_packet(), get_packet_command(), get_packet_header(), hash(), idx_grow(), lex_convert(), odml_key(), odml_len(), open_ac3_file(), open_dts_file(), open_flac_file(), open_fli_file(), open_fourxm_file(), open_idcin_file(), open_mpc_file(), open_mve_file(), open_nsv_file(), open_plugin(), open_roq_file(), open_vmd_file(), process_header(), and process_ipmovie_chunk().

_X_LE_64

#define _X_LE_64

(

x

)

Value:

(((uint64_t)(((const uint8_t*)(x))[7]) << 56) | \
                  ((uint64_t)(((const uint8_t*)(x))[6]) << 48) | \
                  ((uint64_t)(((const uint8_t*)(x))[5]) << 40) | \
                  ((uint64_t)(((const uint8_t*)(x))[4]) << 32) | \
                  ((uint64_t)(((const uint8_t*)(x))[3]) << 24) | \
                  ((uint64_t)(((const uint8_t*)(x))[2]) << 16) | \
                  ((uint64_t)(((const uint8_t*)(x))[1]) << 8) | \
                  ((uint64_t)((const uint8_t*)(x))[0]))

Referenced by asf_reader_get_64(), AVI_init(), decode_anxdata_header(), decode_audio_header(), decode_cmml_header(), decode_video_header(), and get_le64().

_X_ME_16

#define _X_ME_16

(

x

)

_X_LE_16(x)

_X_ME_32

#define _X_ME_32

(

x

)

_X_LE_32(x)

Referenced by demux_mpgaudio_next(), detect_mpgaudio_file(), open_mpc_file(), open_nsv_file(), open_ra_file(), parse_trak_atom(), and real_parse_headers().

_X_ME_64

#define _X_ME_64

(

x

)

_X_LE_64(x)

always_inline

#define always_inline   inline

BE_FOURCC

#define BE_FOURCC	(		ch0,
			ch1,
			ch2,
			ch3
	)

Value:

( (uint32_t)(unsigned char)(ch3) |          \
        ( (uint32_t)(unsigned char)(ch2) << 8 ) |   \
        ( (uint32_t)(unsigned char)(ch1) << 16 ) |  \
        ( (uint32_t)(unsigned char)(ch0) << 24 ) )

Referenced by id3v22_interp_frame(), id3v23_interp_frame(), and id3v24_interp_frame().

LE_FOURCC

#define LE_FOURCC	(		ch0,
			ch1,
			ch2,
			ch3
	)

Value:

( (uint32_t)(unsigned char)(ch0) |          \
        ( (uint32_t)(unsigned char)(ch1) << 8 ) |   \
        ( (uint32_t)(unsigned char)(ch2) << 16 ) |  \
        ( (uint32_t)(unsigned char)(ch3) << 24 ) )

ME_FOURCC

#define ME_FOURCC   LE_FOURCC

Referenced by blend_yuv_grow_extra_data(), blend_yuy2_grow_extra_data(), decode_flac_header(), detect_ogg_content(), open_flac_file(), open_ra_file(), parse_track_entry(), and real_parse_headers().