1 /***************************************************************************** 2 * input.h: file input 3 ***************************************************************************** 4 * Copyright (C) 2003-2014 x264 project 5 * 6 * Authors: Laurent Aimar <fenrir@via.ecp.fr> 7 * Loren Merritt <lorenm@u.washington.edu> 8 * Steven Walters <kemuri9@gmail.com> 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License as published by 12 * the Free Software Foundation; either version 2 of the License, or 13 * (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA. 23 * 24 * This program is also available under a commercial proprietary license. 25 * For more information, contact us at licensing@x264.com. 26 *****************************************************************************/ 27 28 #ifndef X264_INPUT_H 29 #define X264_INPUT_H 30 31 #include "x264cli.h" 32 33 /* options that are used by only some demuxers */ 34 typedef struct 35 { 36 char *index_file; 37 char *format; 38 char *resolution; 39 char *colorspace; 40 int bit_depth; 41 char *timebase; 42 int seek; 43 int progress; 44 int output_csp; /* convert to this csp, if applicable */ 45 int output_range; /* user desired output range */ 46 int input_range; /* user override input range */ 47 } cli_input_opt_t; 48 49 /* properties of the source given by the demuxer */ 50 typedef struct 51 { 52 int csp; /* colorspace of the input */ 53 uint32_t fps_num; 54 uint32_t fps_den; 55 int fullrange; /* has 2^bit_depth-1 instead of 219*2^(bit_depth-8) ranges (YUV only) */ 56 int width; 57 int height; 58 int interlaced; 59 int num_frames; 60 uint32_t sar_width; 61 uint32_t sar_height; 62 int tff; 63 int thread_safe; /* demuxer is thread_input safe */ 64 uint32_t timebase_num; 65 uint32_t timebase_den; 66 int vfr; 67 } video_info_t; 68 69 /* image data type used by x264cli */ 70 typedef struct 71 { 72 int csp; /* colorspace */ 73 int width; /* width of the picture */ 74 int height; /* height of the picture */ 75 int planes; /* number of planes */ 76 uint8_t *plane[4]; /* pointers for each plane */ 77 int stride[4]; /* strides for each plane */ 78 } cli_image_t; 79 80 typedef struct 81 { 82 cli_image_t img; 83 int64_t pts; /* input pts */ 84 int64_t duration; /* frame duration - used for vfr */ 85 void *opaque; /* opaque handle */ 86 } cli_pic_t; 87 88 typedef struct 89 { 90 int (*open_file)( char *psz_filename, hnd_t *p_handle, video_info_t *info, cli_input_opt_t *opt ); 91 int (*picture_alloc)( cli_pic_t *pic, int csp, int width, int height ); 92 int (*read_frame)( cli_pic_t *pic, hnd_t handle, int i_frame ); 93 int (*release_frame)( cli_pic_t *pic, hnd_t handle ); 94 void (*picture_clean)( cli_pic_t *pic ); 95 int (*close_file)( hnd_t handle ); 96 } cli_input_t; 97 98 extern const cli_input_t raw_input; 99 extern const cli_input_t y4m_input; 100 extern const cli_input_t avs_input; 101 extern cli_input_t thread_input; 102 extern const cli_input_t lavf_input; 103 extern const cli_input_t ffms_input; 104 extern cli_input_t timecode_input; 105 106 extern cli_input_t cli_input; 107 108 /* extended colorspace list that isn't supported by libx264 but by the cli */ 109 #define X264_CSP_CLI_MAX X264_CSP_MAX /* end of list */ 110 #define X264_CSP_OTHER 0x4000 /* non x264 colorspace */ 111 112 typedef struct 113 { 114 const char *name; 115 int planes; 116 float width[4]; 117 float height[4]; 118 int mod_width; 119 int mod_height; 120 } x264_cli_csp_t; 121 122 extern const x264_cli_csp_t x264_cli_csps[]; 123 124 int x264_cli_csp_is_invalid( int csp ); 125 int x264_cli_csp_depth_factor( int csp ); 126 int x264_cli_pic_alloc( cli_pic_t *pic, int csp, int width, int height ); 127 int x264_cli_pic_alloc_aligned( cli_pic_t *pic, int csp, int width, int height ); 128 void x264_cli_pic_clean( cli_pic_t *pic ); 129 uint64_t x264_cli_pic_plane_size( int csp, int width, int height, int plane ); 130 uint64_t x264_cli_pic_size( int csp, int width, int height ); 131 const x264_cli_csp_t *x264_cli_get_csp( int csp ); 132 133 #endif 134