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Diffstat (limited to 'debian/transcode/transcode-1.1.7/import/import_dv.c')
-rw-r--r--debian/transcode/transcode-1.1.7/import/import_dv.c301
1 files changed, 301 insertions, 0 deletions
diff --git a/debian/transcode/transcode-1.1.7/import/import_dv.c b/debian/transcode/transcode-1.1.7/import/import_dv.c
new file mode 100644
index 00000000..934fa757
--- /dev/null
+++ b/debian/transcode/transcode-1.1.7/import/import_dv.c
@@ -0,0 +1,301 @@
+/*
+ * import_dv.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 "import_dv.so"
+#define MOD_VERSION "v0.3.1 (2003-10-14)"
+#define MOD_CODEC "(video) DV | (audio) PCM"
+
+#include "transcode.h"
+#include "libtc/libtc.h"
+#include "libtc/xio.h"
+#include "libtcvideo/tcvideo.h"
+
+static int verbose_flag = TC_QUIET;
+static int capability_flag = TC_CAP_RGB | TC_CAP_YUV | TC_CAP_DV |
+ TC_CAP_PCM | TC_CAP_VID | TC_CAP_YUV422;
+
+#define MOD_PRE dv
+#include "import_def.h"
+
+
+char import_cmd_buf[TC_BUF_MAX];
+
+static int frame_size=0;
+static FILE *fd=NULL;
+static uint8_t *tmpbuf = NULL;
+static int yuv422_mode = 0, width, height;
+static TCVHandle tcvhandle = 0;
+
+/* ------------------------------------------------------------
+ *
+ * open stream
+ *
+ * ------------------------------------------------------------*/
+
+MOD_open
+{
+
+ char cat_buf[TC_BUF_MAX];
+ char yuv_buf[16];
+ long sret;
+
+ if(param->flag == TC_VIDEO) {
+
+ //directory mode?
+ sret = tc_file_check(vob->video_in_file);
+ if (sret < 0) {
+ return(TC_IMPORT_ERROR);
+ }
+ if(sret == 1) {
+ tc_snprintf(cat_buf, TC_BUF_MAX, "tccat");
+ } else {
+ if(vob->im_v_string) {
+ tc_snprintf(cat_buf, TC_BUF_MAX, "tcextract -x dv %s",
+ vob->im_v_string);
+ } else {
+ tc_snprintf(cat_buf, TC_BUF_MAX, "tcextract -x dv");
+ }
+ }
+
+ //yuy2 mode?
+ (vob->dv_yuy2_mode) ?
+ tc_snprintf(yuv_buf, 16, "-y yuv420p -Y") :
+ tc_snprintf(yuv_buf, 16, "-y yuv420p");
+
+ param->fd = NULL;
+ yuv422_mode = 0;
+
+ switch(vob->im_v_codec) {
+
+ case CODEC_RGB:
+
+ sret = tc_snprintf(import_cmd_buf, TC_BUF_MAX,
+ "%s -i \"%s\" -d %d | tcdecode -x dv -y rgb -d %d -Q %d",
+ cat_buf, vob->video_in_file, vob->verbose, vob->verbose,
+ vob->quality);
+ if (sret < 0)
+ return(TC_IMPORT_ERROR);
+
+ // popen
+ if((param->fd = popen(import_cmd_buf, "r"))== NULL) {
+ return(TC_IMPORT_ERROR);
+ }
+
+ break;
+
+ case CODEC_YUV:
+
+ sret = tc_snprintf(import_cmd_buf, TC_BUF_MAX,
+ "%s -i \"%s\" -d %d | tcdecode -x dv %s -d %d -Q %d",
+ cat_buf, vob->video_in_file, vob->verbose, yuv_buf,
+ vob->verbose, vob->quality);
+ if (sret < 0)
+ return(TC_IMPORT_ERROR);
+
+ // for reading
+ frame_size = (vob->im_v_width * vob->im_v_height * 3)/2;
+
+ param->fd = NULL;
+
+ // popen
+ if((fd = popen(import_cmd_buf, "r"))== NULL) {
+ return(TC_IMPORT_ERROR);
+ }
+
+ break;
+
+ case CODEC_YUV422:
+
+ sret = tc_snprintf(import_cmd_buf, TC_BUF_MAX,
+ "%s -i \"%s\" -d %d |"
+ " tcdecode -x dv -y yuy2 -d %d -Q %d",
+ cat_buf, vob->video_in_file, vob->verbose,
+ vob->verbose, vob->quality);
+ if (sret < 0)
+ return(TC_IMPORT_ERROR);
+
+ // for reading
+ frame_size = vob->im_v_width * vob->im_v_height * 2;
+
+ tmpbuf = tc_malloc(frame_size);
+ if (!tmpbuf) {
+ tc_log_error(MOD_NAME, "out of memory");
+ return(TC_IMPORT_ERROR);
+ }
+
+ tcvhandle = tcv_init();
+ if (!tcvhandle) {
+ tc_log_error(MOD_NAME, "tcv_init() failed");
+ return(TC_IMPORT_ERROR);
+ }
+
+ yuv422_mode = 1;
+ width = vob->im_v_width;
+ height = vob->im_v_height;
+
+ param->fd = NULL;
+
+ // popen
+ if((fd = popen(import_cmd_buf, "r"))== NULL) {
+ return(TC_IMPORT_ERROR);
+ }
+
+ break;
+
+
+ case CODEC_RAW:
+ case CODEC_RAW_YUV:
+
+ sret = tc_snprintf(import_cmd_buf, TC_BUF_MAX, "%s -i \"%s\" -d %d",
+ cat_buf, vob->video_in_file, vob->verbose);
+ if (sret < 0)
+ return(TC_IMPORT_ERROR);
+
+ // for reading
+ frame_size = (vob->im_v_height==PAL_H) ?
+ TC_FRAME_DV_PAL : TC_FRAME_DV_NTSC;
+
+ param->fd = NULL;
+
+ // popen
+ if((fd = popen(import_cmd_buf, "r"))== NULL) {
+ return(TC_IMPORT_ERROR);
+ }
+
+ break;
+
+
+ default:
+ tc_log_warn(MOD_NAME, "invalid import codec request 0x%x",
+ vob->im_v_codec);
+ return(TC_IMPORT_ERROR);
+
+ }
+
+ // print out
+ if(verbose_flag) tc_log_info(MOD_NAME, "%s", import_cmd_buf);
+
+ return(TC_IMPORT_OK);
+ }
+
+ if(param->flag == TC_AUDIO) {
+
+ //directory mode?
+ if(tc_file_check(vob->audio_in_file)) {
+ tc_snprintf(cat_buf, TC_BUF_MAX, "tccat");
+ } else {
+ if(vob->im_a_string) {
+ tc_snprintf(cat_buf, TC_BUF_MAX, "tcextract -x dv %s",
+ vob->im_a_string);
+ } else {
+ tc_snprintf(cat_buf, TC_BUF_MAX, "tcextract -x dv");
+ }
+ }
+
+ sret = tc_snprintf(import_cmd_buf, TC_BUF_MAX,
+ "%s -i \"%s\" -d %d | tcdecode -x dv -y pcm -d %d",
+ cat_buf, vob->audio_in_file, vob->verbose,
+ vob->verbose);
+ if (sret < 0)
+ return(TC_IMPORT_ERROR);
+
+ // print out
+ if(verbose_flag) tc_log_info(MOD_NAME, "%s", import_cmd_buf);
+
+ param->fd = NULL;
+
+ // popen
+ if((param->fd = popen(import_cmd_buf, "r"))== NULL) {
+ tc_log_perror(MOD_NAME, "popen PCM stream");
+ return(TC_IMPORT_ERROR);
+ }
+
+ return(TC_IMPORT_OK);
+ }
+
+ return(TC_IMPORT_ERROR);
+
+}
+
+/* ------------------------------------------------------------
+ *
+ * decode stream
+ *
+ * ------------------------------------------------------------*/
+
+MOD_decode
+{
+
+ if(param->flag == TC_AUDIO) return(TC_IMPORT_OK);
+
+ // video and YUV only
+ if(param->flag == TC_VIDEO && frame_size==0) return(TC_IMPORT_ERROR);
+
+ // return true yuv frame size as physical size of video data
+ param->size = frame_size;
+
+ if (yuv422_mode) {
+ if (fread(tmpbuf, frame_size, 1, fd) !=1)
+ return(TC_IMPORT_ERROR);
+ tcv_convert(tcvhandle, tmpbuf, param->buffer, width, height,
+ IMG_YUY2, IMG_YUV422P);
+ } else {
+ if (fread(param->buffer, frame_size, 1, fd) !=1)
+ return(TC_IMPORT_ERROR);
+ }
+
+ return(TC_IMPORT_OK);
+}
+
+/* ------------------------------------------------------------
+ *
+ * close stream
+ *
+ * ------------------------------------------------------------*/
+
+
+MOD_close
+{
+ if(param->fd != NULL) pclose(param->fd);
+
+ if(param->flag == TC_AUDIO) return(TC_IMPORT_OK);
+
+ if(param->flag == TC_VIDEO) {
+
+ if(fd) pclose(fd);
+ fd=NULL;
+
+ if (tcvhandle)
+ tcv_free(tcvhandle);
+ tcvhandle=0;
+
+ free(tmpbuf);
+ tmpbuf=NULL;
+
+ return(TC_IMPORT_OK);
+
+ }
+
+ return(TC_IMPORT_ERROR);
+}
+
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