mirror of
https://github.com/game-stop/veejay.git
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127 lines
4.5 KiB
C
127 lines
4.5 KiB
C
/*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef LAV_IO_H
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#define LAV_IO_H
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#include <config.h>
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#include <libel/avilib.h>
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#include <libvje/vje.h>
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#ifdef SUPPORT_READ_DV2
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#include <libel/rawdv.h>
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#endif
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// play with mlt here, avformat producer/several consumers (we can write to)
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// for normalized output (720x576/480) , dv1394 capture and playback
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#include <veejaycore/mjpeg_types.h>
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#include <veejaycore/mjpeg_logging.h>
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#include <veejaycore/yuv4mpeg.h>
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#define LAV_INTER_UNKNOWN Y4M_UNKNOWN
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#define LAV_NOT_INTERLACED Y4M_ILACE_NONE
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#define LAV_INTER_TOP_FIRST Y4M_ILACE_TOP_FIRST
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#define LAV_INTER_BOTTOM_FIRST Y4M_ILACE_BOTTOM_FIRST
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/* chroma_format */
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#define CHROMAUNKNOWN 0
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#define CHROMA420 1
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#define CHROMA422 2
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#define CHROMA444 3
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#define CHROMA411 4
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#define CHROMA420F 5
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#define CHROMA422F 6
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/* raw data format of a single frame */
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#define DATAFORMAT_MJPG 0
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#define DATAFORMAT_DV2 1
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#define DATAFORMAT_YUV420 2
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#define DATAFORMAT_YUV422 3
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#define DATAFORMAT_DIVX 4
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#define DATAFORMAT_MPEG4 5
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typedef struct
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{
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avi_t *avi_fd;
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#ifdef SUPPORT_READ_DV2
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dv_t *dv_fd;
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#endif
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void *qt_fd;
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int jpeg_fd;
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char *jpeg_filename;
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#ifdef USE_GDK_PIXBUF
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void *picture;
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#endif
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int format;
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int interlacing;
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int sar_w; /* "clip aspect ratio" width */
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int sar_h; /* "clip aspect ratio" height */
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int has_audio;
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int bps;
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int is_MJPG;
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int MJPG_chroma;
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long mmap_size;
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int bogus_len;
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int codec_id;
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} lav_file_t;
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void set_fourcc(lav_file_t *lav_file, char *fourcc);
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int lav_detect_endian (void);
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int lav_query_APP_marker(char format);
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int lav_query_APP_length(char format);
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int lav_query_polarity(char format);
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lav_file_t *lav_open_output_file(char *filename, char format,
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int width, int height, int interlaced, double fps,
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int asize, int achans, long arate);
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int lav_close(lav_file_t *lav_file);
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int lav_write_frame(lav_file_t *lav_file, uint8_t *buff, long size, long count);
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int lav_write_audio(lav_file_t *lav_file, uint8_t *buff, long samps);
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long lav_video_frames(lav_file_t *lav_file);
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int lav_video_width(lav_file_t *lav_file);
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int lav_video_height(lav_file_t *lav_file);
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double lav_frame_rate(lav_file_t *lav_file);
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int lav_video_interlacing(lav_file_t *lav_file);
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void lav_video_clipaspect(lav_file_t *lav_file, int *sar_w, int *sar_h);
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int lav_video_is_MJPG(lav_file_t *lav_file);
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int lav_is_DV(lav_file_t *lav_file);
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int lav_video_MJPG_chroma(lav_file_t *lav_file);
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const char *lav_video_compressor(lav_file_t *lav_file);
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int lav_video_compressor_type(lav_file_t *lav_file);
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int lav_audio_channels(lav_file_t *lav_file);
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int lav_audio_bits(lav_file_t *lav_file);
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long lav_audio_rate(lav_file_t *lav_file);
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long lav_audio_clips(lav_file_t *lav_file);
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long lav_frame_size(lav_file_t *lav_file, long frame);
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int lav_seek_start(lav_file_t *lav_file);
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int lav_set_video_position(lav_file_t *lav_file, long frame);
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int lav_read_frame(lav_file_t *lav_file, uint8_t *vidbuf);
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int lav_set_audio_position(lav_file_t *lav_file, long clip);
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int lav_read_audio(lav_file_t *lav_file, uint8_t *audbuf, long samps);
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int lav_filetype(lav_file_t *lav_file);
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lav_file_t *lav_open_input_file(char *filename, long mmap_size);
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int lav_get_field_size(uint8_t * jpegdata, long jpeglen);
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const char *lav_strerror(void);
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int lav_fileno( lav_file_t *lav_file );
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void lav_set_default_chroma(int c);
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long lav_bytes_remain( lav_file_t *lav_file );
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int lav_bogus_video_length( lav_file_t *lav_file );
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void lav_bogus_set_length( lav_file_t *lav_file , int len );
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#ifdef USE_GDK_PIXBUF
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VJFrame *lav_get_frame_ptr( lav_file_t *lav_file );
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void lav_set_project( int w, int h, float fps, int shift );
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int lav_is_supported_image_file(char *filename);
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#endif
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#endif
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