* FFmpeg main
* Copyright (c) 2000-2003 Fabrice Bellard
*
- * This library is free software; you can redistribute it and/or
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * FFmpeg 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#define HAVE_AV_CONFIG_H
static AVInputFormat *file_iformat;
static AVOutputFormat *file_oformat;
-static AVImageFormat *image_format;
static int frame_width = 0;
static int frame_height = 0;
static float frame_aspect_ratio = 0;
static int frame_rate = 25;
static int frame_rate_base = 1;
static float video_qscale = 0;
-static int video_lmin = 2*FF_QP2LAMBDA;
-static int video_lmax = 31*FF_QP2LAMBDA;
-static int video_mb_lmin = 2*FF_QP2LAMBDA;
-static int video_mb_lmax = 31*FF_QP2LAMBDA;
static int video_qdiff = 3;
static uint16_t *intra_matrix = NULL;
static uint16_t *inter_matrix = NULL;
static int same_quality = 0;
static int do_deinterlace = 0;
static int packet_size = 0;
-static int error_rate = 0;
static int strict = 0;
static int top_field_first = -1;
static int me_threshold = 0;
static int intra_dc_precision = 8;
-static int me_penalty_compensation= 256;
-static int frame_skip_exp= 0;
static int loop_input = 0;
static int loop_output = AVFMT_NOOUTPUTLOOP;
static int qp_hist = 0;
assert(ost->audio_resample);
if(verbose > 2)
fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
-// fprintf(stderr, "drift:%f len:%d opts:%lld ipts:%lld fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2));
+// fprintf(stderr, "drift:%f len:%d opts:%"PRId64" ipts:%"PRId64" fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2));
av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
}
}
nb_frames = 0;
else if (vdelta > 1.1)
nb_frames = lrintf(vdelta);
-//fprintf(stderr, "vdelta:%f, ost->sync_opts:%lld, ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames);
+//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames);
if (nb_frames == 0){
++nb_frames_drop;
if (verbose>2)
// big_picture.pts = AV_NOPTS_VALUE;
big_picture.pts= ost->sync_opts;
// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
-//av_log(NULL, AV_LOG_DEBUG, "%lld -> encoder\n", ost->sync_opts);
+//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
ret = avcodec_encode_video(enc,
bit_buffer, bit_buffer_size,
&big_picture);
+ if (ret == -1) {
+ fprintf(stderr, "Video encoding failed\n");
+ exit(1);
+ }
//enc->frame_number = enc->real_pict_num;
if(ret>0){
pkt.data= bit_buffer;
pkt.size= ret;
if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
-/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %lld/%lld\n",
+/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
nb_ostreams = 0;
for(i=0;i<nb_output_files;i++) {
os = output_files[i];
+ if (!os->nb_streams) {
+ fprintf(stderr, "Output file does not contain any stream\n");
+ exit(1);
+ }
nb_ostreams += os->nb_streams;
}
if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
codec->bit_rate = icodec->bit_rate;
codec->extradata= icodec->extradata;
codec->extradata_size= icodec->extradata_size;
- codec->time_base = icodec->time_base;
+ if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
+ codec->time_base = icodec->time_base;
+ else
+ codec->time_base = ist->st->time_base;
switch(codec->codec_type) {
case CODEC_TYPE_AUDIO:
codec->sample_rate = icodec->sample_rate;
if (ist->discard)
goto discard_packet;
-// fprintf(stderr, "next:%lld dts:%lld off:%lld %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec->codec_type);
+// fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec->codec_type);
if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts;
- if(ABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE && !copy_ts){
+ if(FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE && !copy_ts){
input_files_ts_offset[ist->file_index]-= delta;
if (verbose > 2)
fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
}
#endif
-static void opt_image_format(const char *arg)
-{
- AVImageFormat *f;
-
- for(f = first_image_format; f != NULL; f = f->next) {
- if (!strcmp(arg, f->name))
- break;
- }
- if (!f) {
- fprintf(stderr, "Unknown image format: '%s'\n", arg);
- exit(1);
- }
- image_format = f;
-}
-
static void opt_format(const char *arg)
{
/* compatibility stuff for pgmyuv */
}
}
-static void opt_lmax(const char *arg)
-{
- video_lmax = atof(arg)*FF_QP2LAMBDA;
-}
-
-static void opt_lmin(const char *arg)
-{
- video_lmin = atof(arg)*FF_QP2LAMBDA;
-}
-
-static void opt_mb_lmin(const char *arg)
-{
- video_mb_lmin = atof(arg)*FF_QP2LAMBDA;
- if (video_mb_lmin < 1 ||
- video_mb_lmin > FF_LAMBDA_MAX) {
- fprintf(stderr, "mblmin must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
- exit(1);
- }
-}
-
-static void opt_mb_lmax(const char *arg)
-{
- video_mb_lmax = atof(arg)*FF_QP2LAMBDA;
- if (video_mb_lmax < 1 ||
- video_mb_lmax > FF_LAMBDA_MAX) {
- fprintf(stderr, "mblmax must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
- exit(1);
- }
-}
-
static void opt_qdiff(const char *arg)
{
video_qdiff = atoi(arg);
packet_size= atoi(arg);
}
-static void opt_error_rate(const char *arg)
-{
- error_rate= atoi(arg);
-}
-
static void opt_strict(const char *arg)
{
strict= atoi(arg);
ap->time_base.num = frame_rate_base;
ap->width = frame_width + frame_padleft + frame_padright;
ap->height = frame_height + frame_padtop + frame_padbottom;
- ap->image_format = image_format;
ap->pix_fmt = frame_pix_fmt;
ap->device = grab_device;
ap->channel = video_channel;
nb_input_files++;
file_iformat = NULL;
file_oformat = NULL;
- image_format = NULL;
grab_device = NULL;
video_channel = 0;
if(inter_matrix)
video_enc->inter_matrix = inter_matrix;
- video_enc->lmin = video_lmin;
- video_enc->lmax = video_lmax;
- video_enc->mb_lmin = video_mb_lmin;
- video_enc->mb_lmax = video_mb_lmax;
video_enc->max_qdiff = video_qdiff;
video_enc->rc_eq = video_rc_eq;
video_enc->thread_count = thread_count;
video_enc->me_threshold= me_threshold;
video_enc->intra_dc_precision= intra_dc_precision - 8;
video_enc->strict_std_compliance = strict;
- video_enc->error_rate = error_rate;
- video_enc->me_penalty_compensation= me_penalty_compensation;
- video_enc->frame_skip_exp= frame_skip_exp;
if(packet_size){
video_enc->rtp_mode= 1;
audio_enc = st->codec;
audio_enc->codec_type = CODEC_TYPE_AUDIO;
+ audio_enc->strict_std_compliance = strict;
if(audio_codec_tag)
audio_enc->codec_tag= audio_codec_tag;
audio_enc->flags |= CODEC_FLAG_QSCALE;
audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
}
- audio_enc->strict_std_compliance = strict;
audio_enc->thread_count = thread_count;
/* For audio codecs other than AC3 or DTS we limit */
/* the number of coded channels to stereo */
new_audio_stream(oc);
}
- if (!oc->nb_streams) {
- fprintf(stderr, "No audio or video streams available\n");
- exit(1);
- }
-
oc->timestamp = rec_timestamp;
if (str_title)
}
memset(ap, 0, sizeof(*ap));
- ap->image_format = image_format;
if (av_set_parameters(oc, ap) < 0) {
fprintf(stderr, "%s: Invalid encoding parameters\n",
oc->filename);
/* reset some options */
file_oformat = NULL;
file_iformat = NULL;
- image_format = NULL;
}
/* prepare dummy protocols for grab */
{
AVInputFormat *ifmt;
AVOutputFormat *ofmt;
- AVImageFormat *image_fmt;
URLProtocol *up;
AVCodec *p, *p2;
const char **pp, *last_name;
}
printf("\n");
- printf("Image formats (filename extensions, if any, follow):\n");
- for(image_fmt = first_image_format; image_fmt != NULL;
- image_fmt = image_fmt->next) {
- printf(
- " %s%s %-6s %s\n",
- image_fmt->img_read ? "D":" ",
- image_fmt->img_write ? "E":" ",
- image_fmt->name,
- image_fmt->extensions ? image_fmt->extensions:" ");
- }
- printf("\n");
-
printf("Codecs:\n");
last_name= "000";
for(;;){
{ "version", 0, {(void*)show_version}, "show version" },
{ "formats", 0, {(void*)show_formats}, "show available formats, codecs, protocols, ..." },
{ "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" },
- { "img", HAS_ARG, {(void*)opt_image_format}, "force image format", "img_fmt" },
{ "i", HAS_ARG, {(void*)opt_input_file}, "input file name", "filename" },
{ "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" },
{ "map", HAS_ARG | OPT_EXPERT, {(void*)opt_map}, "set input stream mapping", "file:stream[:syncfile:syncstream]" },
{ "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "use only intra frames"},
{ "vn", OPT_BOOL | OPT_VIDEO, {(void*)&video_disable}, "disable video" },
{ "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" },
- { "qscale", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qscale}, "use fixed video quantiser scale (VBR)", "q" },
- { "lmin", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_lmin}, "min video lagrange factor (VBR)", "lambda" },
- { "lmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_lmax}, "max video lagrange factor (VBR)", "lambda" },
- { "mblmin", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_lmin}, "min macroblock quantiser scale (VBR)", "q" },
- { "mblmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_lmax}, "max macroblock quantiser scale (VBR)", "q" },
- { "qdiff", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qdiff}, "max difference between the quantiser scale (VBR)", "q" },
+ { "qscale", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qscale}, "use fixed video quantizer scale (VBR)", "q" },
+ { "qdiff", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qdiff}, "max difference between the quantizer scale (VBR)", "q" },
{ "rc_eq", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_eq}, "set rate control equation", "equation" },
{ "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_override_string}, "rate control override for specific intervals", "override" },
{ "vcodec", HAS_ARG | OPT_VIDEO, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" },
"method" },
{ "me_threshold", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_me_threshold}, "motion estimaton threshold", "" },
{ "ps", HAS_ARG | OPT_EXPERT, {(void*)opt_packet_size}, "set packet size in bits", "size" },
- { "error", HAS_ARG | OPT_EXPERT, {(void*)opt_error_rate}, "error rate", "rate" },
{ "strict", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_strict}, "how strictly to follow the standards", "strictness" },
{ "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quality},
"use same video quality as source (implies VBR)" },
{ "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_inter_matrix}, "specify inter matrix coeffs", "matrix" },
{ "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_top_field_first}, "top=1/bottom=0/auto=-1 field first", "" },
{ "dc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_dc_precision}, "intra_dc_precision", "precision" },
- { "mepc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&me_penalty_compensation}, "motion estimation bitrate penalty compensation", "factor (1.0 = 256)" },
{ "vtag", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_tag}, "force video tag/fourcc", "fourcc/tag" },
- { "skip_exp", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&frame_skip_exp}, "frame skip exponent", "exponent" },
{ "newvideo", OPT_VIDEO, {(void*)opt_new_video_stream}, "add a new video stream to the current output stream" },
{ "qphist", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&qp_hist }, "show QP histogram" },
static void show_banner(void)
{
- fprintf(stderr, "FFmpeg version " FFMPEG_VERSION ", Copyright (c) 2000-2004 Fabrice Bellard\n");
+ fprintf(stderr, "FFmpeg version " FFMPEG_VERSION ", Copyright (c) 2000-2006 Fabrice Bellard, et al.\n");
fprintf(stderr, " configuration: " FFMPEG_CONFIGURATION "\n");
fprintf(stderr, " libavutil version: " AV_STRINGIFY(LIBAVUTIL_VERSION) "\n");
fprintf(stderr, " libavcodec version: " AV_STRINGIFY(LIBAVCODEC_VERSION) "\n");
show_banner();
#ifdef CONFIG_GPL
printf(
- "This program is free software; you can redistribute it and/or modify\n"
+ "FFmpeg is free software; you can redistribute it and/or modify\n"
"it under the terms of the GNU General Public License as published by\n"
"the Free Software Foundation; either version 2 of the License, or\n"
"(at your option) any later version.\n"
"\n"
- "This program is distributed in the hope that it will be useful,\n"
+ "FFmpeg is distributed in the hope that it will be useful,\n"
"but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
"GNU General Public License for more details.\n"
"\n"
"You should have received a copy of the GNU General Public License\n"
- "along with this program; if not, write to the Free Software\n"
+ "along with FFmpeg; if not, write to the Free Software\n"
"Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA\n"
);
#else
printf(
- "This library is free software; you can redistribute it and/or\n"
+ "FFmpeg is free software; you can redistribute it and/or\n"
"modify it under the terms of the GNU Lesser General Public\n"
"License as published by the Free Software Foundation; either\n"
- "version 2 of the License, or (at your option) any later version.\n"
+ "version 2.1 of the License, or (at your option) any later version.\n"
"\n"
- "This library is distributed in the hope that it will be useful,\n"
+ "FFmpeg is distributed in the hope that it will be useful,\n"
"but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n"
"Lesser General Public License for more details.\n"
"\n"
"You should have received a copy of the GNU Lesser General Public\n"
- "License along with this library; if not, write to the Free Software\n"
+ "License along with FFmpeg; if not, write to the Free Software\n"
"Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n"
);
#endif
projects / ffmpeg / blobdiff