diff options
Diffstat (limited to 'debian/transcode/transcode-1.1.7/export/export_raw.c')
| -rw-r--r-- | debian/transcode/transcode-1.1.7/export/export_raw.c | 466 |
1 files changed, 466 insertions, 0 deletions
diff --git a/debian/transcode/transcode-1.1.7/export/export_raw.c b/debian/transcode/transcode-1.1.7/export/export_raw.c new file mode 100644 index 00000000..bc908415 --- /dev/null +++ b/debian/transcode/transcode-1.1.7/export/export_raw.c @@ -0,0 +1,466 @@ +/* + * export_raw.c + * + * Copyright (C) Thomas Oestreich - June 2001 + * + * This file is part of transcode, a video stream processing tool + * + * transcode is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * transcode is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GNU Make; see the file COPYING. If not, write to + * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#define MOD_NAME "export_raw.so" +#define MOD_VERSION "v0.3.12 (2003-08-04)" +#define MOD_CODEC "(video) * | (audio) MPEG/AC3/PCM" + +#include "transcode.h" +#include "aud_aux.h" +#include "avilib/avilib.h" +#include "import/magic.h" +#include "libtc/libtc.h" +#include "libtc/xio.h" +#include "libtcvideo/tcvideo.h" + +#include <stdio.h> +#include <stdlib.h> + +static int verbose_flag=TC_QUIET; +static int capability_flag=TC_CAP_DV|TC_CAP_PCM|TC_CAP_RGB|TC_CAP_YUV|TC_CAP_AC3|TC_CAP_AUD|TC_CAP_VID|TC_CAP_YUV422; + +#define MOD_PRE raw +#include "export_def.h" + +static avi_t *avifile1=NULL; +static avi_t *avifile2=NULL; + +static int info_shown=0, force_kf=0; +static int width=0, height=0, im_v_codec=-1; +static int mpeg_passthru; +static FILE *mpeg_f = NULL; + +static TCVHandle tcvhandle = 0; +static ImageFormat srcfmt = IMG_NONE, destfmt = IMG_NONE; +static int destsize = 0; + +static const struct { + const char *name; // fourcc + ImageFormat format; + int bpp; +} formats[] = { + { "I420", IMG_YUV420P, 12 }, + { "YV12", IMG_YV12, 12 }, + { "YUY2", IMG_YUY2, 16 }, + { "UYVY", IMG_UYVY, 16 }, + { "YVYU", IMG_YVYU, 16 }, + { "Y800", IMG_Y8, 8 }, + { "RGB", IMG_RGB24, 24 }, + { NULL, IMG_NONE, 0 } +}; + +/*************************************************************************/ + +/* ------------------------------------------------------------ + * + * init codec + * + * ------------------------------------------------------------*/ + +MOD_init +{ + + if(param->flag == TC_VIDEO) { + if(verbose & TC_DEBUG) tc_log_info(MOD_NAME, "max AVI-file size limit = %lu bytes",(unsigned long) AVI_max_size()); + return(TC_EXPORT_OK); + } + + if(param->flag == TC_AUDIO) { + tc_log_warn(MOD_NAME, "Usage of this module for audio encoding is deprecated."); + tc_log_warn(MOD_NAME, "Consider switch to export_tcaud module."); + return(tc_audio_init(vob, verbose_flag)); + } + + // invalid flag + return(TC_EXPORT_ERROR); +} + +/* ------------------------------------------------------------ + * + * open outputfile + * + * ------------------------------------------------------------*/ + +MOD_open +{ + + + double fps; + + const char *codec; + const char *fcc = NULL; + int force_avi = (vob->ex_v_string && strcmp(vob->ex_v_string,"avi") == 0); + + im_v_codec = vob->im_v_codec; + + // open out file + if(param->flag==TC_AUDIO && vob->audio_file_flag) goto further; + if(param->flag==TC_VIDEO + && vob->v_codec_flag == TC_CODEC_MPEG2 + && (vob->pass_flag & TC_VIDEO) + && !force_avi) + goto further; + if(vob->avifile_out==NULL) { + if(NULL == (vob->avifile_out = AVI_open_output_file( + (param->flag==TC_VIDEO)? vob->video_out_file: vob->audio_out_file))) { + AVI_print_error("avi open error"); + exit(TC_EXPORT_ERROR); + } + } + +further: + + /* save locally */ + avifile2 = vob->avifile_out; + + if(param->flag == TC_VIDEO) { + + // video + + if (vob->ex_v_fcc) { + int want_help = (strcasecmp(vob->ex_v_fcc, "help") == 0); + int i; + if (want_help) + tc_log_info(MOD_NAME, "Available formats:"); + for (i = 0; formats[i].name != NULL; i++) { + if (want_help) + tc_log_info(MOD_NAME, "%s", formats[i].name); + else if (strcasecmp(formats[i].name, vob->ex_v_fcc) == 0) + break; + } + if (formats[i].name == NULL) { + if (!want_help) { + tc_log_warn(MOD_NAME, "Unknown output format, \"-F help\" to list"); + } + return TC_EXPORT_ERROR; + } + fcc = formats[i].name; + destfmt = formats[i].format; + destsize = vob->ex_v_width * vob->ex_v_height * formats[i].bpp / 8; + } + + if (!(tcvhandle = tcv_init())) { + tc_log_warn(MOD_NAME, "tcv_convert_init failed"); + return(TC_EXPORT_ERROR); + } + + switch(vob->im_v_codec) { + + case CODEC_RGB: + + //force keyframe + force_kf=1; + + width = vob->ex_v_width; + height = vob->ex_v_height; + if (!fcc) + fcc = "RGB"; + + AVI_set_video(vob->avifile_out, vob->ex_v_width, vob->ex_v_height, + vob->ex_fps, fcc); + + if (vob->avi_comment_fd>0) + AVI_set_comment_fd(vob->avifile_out, vob->avi_comment_fd); + + if(!info_shown && verbose_flag) + tc_log_info(MOD_NAME, "codec=%s, fps=%6.3f, width=%d, height=%d", + fcc, vob->ex_fps, vob->ex_v_width, vob->ex_v_height); + srcfmt = IMG_RGB_DEFAULT; + break; + + case CODEC_YUV: + + //force keyframe + force_kf=1; + + width = vob->ex_v_width; + height = vob->ex_v_height; + if (!fcc) + fcc = "I420"; + + AVI_set_video(vob->avifile_out, vob->ex_v_width, vob->ex_v_height, + vob->ex_fps, fcc); + + if(!info_shown && verbose_flag) + tc_log_info(MOD_NAME, "codec=%s, fps=%6.3f, width=%d, height=%d", + fcc, vob->ex_fps, vob->ex_v_width, vob->ex_v_height); + srcfmt = IMG_YUV_DEFAULT; + break; + + case CODEC_YUV422: + + //force keyframe + force_kf=1; + + width = vob->ex_v_width; + height = vob->ex_v_height; + if (!fcc) + fcc = "UYVY"; + + AVI_set_video(vob->avifile_out, vob->ex_v_width, vob->ex_v_height, + vob->ex_fps, fcc); + + if(!info_shown && verbose_flag) + tc_log_info(MOD_NAME, "codec=%s, fps=%6.3f, width=%d, height=%d", + fcc, vob->ex_fps, vob->ex_v_width, vob->ex_v_height); + + srcfmt = IMG_YUV422P; + if (!vob->ex_v_fcc) + destfmt = IMG_UYVY; + break; + + + case CODEC_RAW: + case CODEC_RAW_YUV: + + if (vob->v_codec_flag == TC_CODEC_MPEG2) { + + if (vob->pass_flag & TC_VIDEO) { + mpeg_passthru = 1; + tc_log_info(MOD_NAME, "icodec (0x%08x) and codec_flag (0x%08lx) - passthru", + vob->im_v_codec, vob->v_codec_flag); + + if (force_avi) { + fcc = "mpg2"; + AVI_set_video(vob->avifile_out, vob->ex_v_width, + vob->ex_v_height, vob->ex_fps, fcc); + if(!info_shown && verbose_flag) { + tc_log_info(MOD_NAME, "codec=%s, fps=%6.3f, width=%d," + " height=%d", fcc, vob->ex_fps, + vob->ex_v_width, vob->ex_v_height); + } + } else { + mpeg_f = fopen(vob->video_out_file, "w"); + if (!mpeg_f) { + tc_log_warn(MOD_NAME, "Cannot open outfile \"%s\": %s", + vob->video_out_file, strerror(errno)); + return (TC_EXPORT_ERROR); + } + } + } + } + else + switch(vob->v_format_flag) { + + case TC_MAGIC_DV_PAL: + case TC_MAGIC_DV_NTSC: + + //force keyframe + force_kf=1; + + width = vob->ex_v_width; + height = vob->ex_v_height; + + AVI_set_video(vob->avifile_out, vob->ex_v_width, vob->ex_v_height, vob->ex_fps, "DVSD"); + + if(!info_shown && verbose_flag) + tc_log_info(MOD_NAME, "codec=%s, fps=%6.3f, width=%d, height=%d", + "DVSD", vob->ex_fps, vob->ex_v_width, vob->ex_v_height); + break; + + default: + // pass-through mode is the default, works only with import_avi.so + if(vob->pass_flag & TC_VIDEO) { + if (tc_file_check(vob->video_in_file) != 0) { + tc_log_warn(MOD_NAME, "bad source file: \"%s\"", + vob->video_in_file); + } + + if(avifile1==NULL) { + avifile1 = AVI_open_input_file(vob->video_in_file, 1); + if(NULL == avifile1) { + AVI_print_error("avi open error in export_raw"); + return(TC_EXPORT_ERROR); + } + } + + //read all video parameter from input file + width = AVI_video_width(avifile1); + height = AVI_video_height(avifile1); + + fps = AVI_frame_rate(avifile1); + codec = AVI_video_compressor(avifile1); + + //same for outputfile + AVI_set_video(vob->avifile_out, width, height, fps, codec); + + if(!info_shown && (verbose_flag)) + tc_log_info(MOD_NAME, "codec=%s, fps=%6.3f, width=%d, height=%d", + codec, fps, width, height); + + //free resources + if(avifile1!=NULL) { + AVI_close(avifile1); + avifile1=NULL; + } + } + } + + break; + + default: + + tc_log_info(MOD_NAME, "codec (0x%08x) and format (0x%08lx)not supported", + vob->im_v_codec, vob->v_format_flag); + return(TC_EXPORT_ERROR); + + break; + } + + info_shown=1; + return(0); + } + + + if(param->flag == TC_AUDIO) return(tc_audio_open(vob, vob->avifile_out)); + + // invalid flag + return(TC_EXPORT_ERROR); +} + +/* ------------------------------------------------------------ + * + * encode and export + * + * ------------------------------------------------------------*/ + +MOD_encode +{ + + int key; + int i, mod=width%4; + int size = param->size; + + if(param->flag == TC_VIDEO) { + + if (mpeg_f) { + if (fwrite (param->buffer, 1, param->size, mpeg_f) != param->size) { + tc_log_warn(MOD_NAME, "Cannot write data: %s", strerror(errno)); + return(TC_EXPORT_ERROR); + } + return (TC_EXPORT_OK); + } + + + //0.5.0-pre8: + key = ((param->attributes & TC_FRAME_IS_KEYFRAME) || force_kf) ? 1:0; + + //0.6.2: switch outfile on "r/R" and -J pv + //0.6.2: enforce auto-split at 2G (or user value) for normal AVI files + if((uint32_t)(AVI_bytes_written(avifile2)+param->size+16+8)>>20 >= tc_avi_limit) tc_outstream_rotate_request(); + + if(key) tc_outstream_rotate(); + + if (srcfmt && destfmt) { + vob_t *vob = tc_get_vob(); + if (!tcv_convert(tcvhandle, param->buffer, param->buffer, + vob->ex_v_width, vob->ex_v_height, srcfmt, destfmt)) { + tc_log_warn(MOD_NAME, "image conversion failed"); + return(TC_EXPORT_ERROR); + } + if (destsize) + size = destsize; + } + + // Fixup: For uncompressed AVIs, it must be aligned at + // a 4-byte boundary + if (mod && (destfmt ? destfmt == IMG_RGB24 : im_v_codec == CODEC_RGB)) { + for (i = height; i>0; i--) { + memmove (param->buffer+(i*width*3) + mod*i, + param->buffer+(i*width*3) , + width*3); + } + param->size = height*width*3 + (4-mod)*height; + //tc_log_msg(MOD_NAME, "going here mod = |%d| width (%d) size (%d)||", mod, width, param->size); + } + // write video + if(AVI_write_frame(avifile2, param->buffer, size, key)<0) { + AVI_print_error("avi video write error"); + + return(TC_EXPORT_ERROR); + } + + return(0); + + } + + if(param->flag == TC_AUDIO) return(tc_audio_encode(param->buffer, param->size, avifile2)); + + // invalid flag + return(TC_EXPORT_ERROR); +} + +/* ------------------------------------------------------------ + * + * stop encoder + * + * ------------------------------------------------------------*/ + +MOD_stop +{ + + if(param->flag == TC_VIDEO) return(0); + if(param->flag == TC_AUDIO) return(tc_audio_stop()); + + return(TC_EXPORT_ERROR); +} + +/* ------------------------------------------------------------ + * + * close outputfiles + * + * ------------------------------------------------------------*/ + +MOD_close +{ + + vob_t *vob = tc_get_vob(); + + if (mpeg_f) { + fclose (mpeg_f); + mpeg_f = NULL; + } + + //inputfile + if(avifile1!=NULL) { + AVI_close(avifile1); + avifile1=NULL; + } + + if(param->flag == TC_AUDIO) return(tc_audio_close()); + + //outputfile + if(vob->avifile_out!=NULL) { + AVI_close(vob->avifile_out); + vob->avifile_out=NULL; + } + + tcv_free(tcvhandle); + tcvhandle = 0; + + if(param->flag == TC_VIDEO) return(0); + + return(TC_EXPORT_ERROR); + +} + |