/*
- * FFmpeg main
+ * ffmpeg main
* Copyright (c) 2000-2003 Fabrice Bellard
*
* This file is part of FFmpeg.
#include "libavformat/ffm.h" // not public API
#if CONFIG_AVFILTER
+# include "libavfilter/avcodec.h"
# include "libavfilter/avfilter.h"
# include "libavfilter/avfiltergraph.h"
# include "libavfilter/vsrc_buffer.h"
#include "libavutil/avassert.h"
-const char program_name[] = "FFmpeg";
+const char program_name[] = "ffmpeg";
const int program_birth_year = 2000;
/* select an input stream for an output stream */
static char *subtitle_language = NULL;
static unsigned int subtitle_codec_tag = 0;
+static int data_disable = 0;
+static char *data_codec_name = NULL;
+static unsigned int data_codec_tag = 0;
+
static float mux_preload= 0.5;
static float mux_max_delay= 0.7;
static int audio_stream_copy = 0;
static int video_stream_copy = 0;
static int subtitle_stream_copy = 0;
+static int data_stream_copy = 0;
static int video_sync_method= -1;
static int audio_sync_method= 0;
static float audio_drift_threshold= 0.1;
static int exit_on_error = 0;
static int using_stdin = 0;
static int verbose = 1;
-static int daemon = 0;
+static int run_as_daemon = 0;
static int thread_count= 1;
static int q_pressed = 0;
static int64_t video_size = 0;
AVBitStreamFilterContext *bitstream_filters;
/* video only */
int video_resample;
- AVFrame pict_tmp; /* temporary image for resampling */
+ AVFrame resample_frame; /* temporary frame for image resampling */
struct SwsContext *img_resample_ctx; /* for image resampling */
int resample_height;
int resample_width;
{
av_log(NULL, AV_LOG_QUIET, "");
#if HAVE_TERMIOS_H
- if(!daemon)
+ if(!run_as_daemon)
tcsetattr (0, TCSANOW, &oldtty);
#endif
}
static void term_init(void)
{
#if HAVE_TERMIOS_H
- if(!daemon){
+ if(!run_as_daemon){
struct termios tty;
tcgetattr (0, &tty);
struct timeval tv;
fd_set rfds;
- if(daemon)
+ if(run_as_daemon)
return -1;
FD_ZERO(&rfds);
av_free(video_codec_name);
av_free(audio_codec_name);
av_free(subtitle_codec_name);
+ av_free(data_codec_name);
av_free(video_standard);
AVFrame *in_picture,
int *frame_size)
{
- int nb_frames, i, ret, resample_changed;
- AVFrame *final_picture, *formatted_picture, *resampling_dst;
+ int nb_frames, i, ret, av_unused resample_changed;
+ AVFrame *final_picture, *formatted_picture;
AVCodecContext *enc, *dec;
double sync_ipts;
formatted_picture = in_picture;
final_picture = formatted_picture;
- resampling_dst = &ost->pict_tmp;
+#if !CONFIG_AVFILTER
resample_changed = ost->resample_width != dec->width ||
ost->resample_height != dec->height ||
ost->resample_pix_fmt != dec->pix_fmt;
ist->file_index, ist->index,
ost->resample_width, ost->resample_height, avcodec_get_pix_fmt_name(ost->resample_pix_fmt),
dec->width , dec->height , avcodec_get_pix_fmt_name(dec->pix_fmt));
- if(!ost->video_resample)
- ffmpeg_exit(1);
+ ost->resample_width = dec->width;
+ ost->resample_height = dec->height;
+ ost->resample_pix_fmt = dec->pix_fmt;
}
-#if !CONFIG_AVFILTER
+ ost->video_resample = dec->width != enc->width ||
+ dec->height != enc->height ||
+ dec->pix_fmt != enc->pix_fmt;
+
if (ost->video_resample) {
- final_picture = &ost->pict_tmp;
- if (resample_changed) {
+ final_picture = &ost->resample_frame;
+ if (!ost->img_resample_ctx || resample_changed) {
+ /* initialize the destination picture */
+ if (!ost->resample_frame.data[0]) {
+ avcodec_get_frame_defaults(&ost->resample_frame);
+ if (avpicture_alloc((AVPicture *)&ost->resample_frame, enc->pix_fmt,
+ enc->width, enc->height)) {
+ fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
+ ffmpeg_exit(1);
+ }
+ }
/* initialize a new scaler context */
sws_freeContext(ost->img_resample_ctx);
sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
- ost->img_resample_ctx = sws_getContext(
- ist->st->codec->width,
- ist->st->codec->height,
- ist->st->codec->pix_fmt,
- ost->st->codec->width,
- ost->st->codec->height,
- ost->st->codec->pix_fmt,
- sws_flags, NULL, NULL, NULL);
+ ost->img_resample_ctx = sws_getContext(dec->width, dec->height, dec->pix_fmt,
+ enc->width, enc->height, enc->pix_fmt,
+ sws_flags, NULL, NULL, NULL);
if (ost->img_resample_ctx == NULL) {
fprintf(stderr, "Cannot get resampling context\n");
ffmpeg_exit(1);
}
}
sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
- 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
+ 0, ost->resample_height, ost->resample_frame.data, ost->resample_frame.linesize);
}
#endif
//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
if (ost->forced_kf_index < ost->forced_kf_count &&
big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
- big_picture.pict_type = FF_I_TYPE;
+ big_picture.pict_type = AV_PICTURE_TYPE_I;
ost->forced_kf_index++;
}
ret = avcodec_encode_video(enc,
avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
(double)video_size / 1024, ti1, bitrate, avg_bitrate);
- fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
+ fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
}
}
int ret, i;
int got_picture;
AVFrame picture;
- void *buffer_to_free;
+ void *buffer_to_free = NULL;
static unsigned int samples_size= 0;
AVSubtitle subtitle, *subtitle_to_free;
int64_t pkt_pts = AV_NOPTS_VALUE;
ist->st->codec->time_base.den;
}
avpkt.size = 0;
+ buffer_to_free = NULL;
+ pre_process_video_frame(ist, (AVPicture *)&picture, &buffer_to_free);
break;
case AVMEDIA_TYPE_SUBTITLE:
ret = avcodec_decode_subtitle2(ist->st->codec,
avpkt.size = 0;
}
- buffer_to_free = NULL;
- if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
- pre_process_video_frame(ist, (AVPicture *)&picture,
- &buffer_to_free);
- }
-
#if CONFIG_AVFILTER
if(ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO){
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
if (ost->input_video_filter && ost->source_index == ist_index) {
- AVRational sar;
- if (ist->st->sample_aspect_ratio.num) sar = ist->st->sample_aspect_ratio;
- else sar = ist->st->codec->sample_aspect_ratio;
+ if (!picture.sample_aspect_ratio.num)
+ picture.sample_aspect_ratio = ist->st->sample_aspect_ratio;
+ picture.pts = ist->pts;
// add it to be filtered
- av_vsrc_buffer_add_frame2(ost->input_video_filter, &picture,
- ist->pts,
- sar, ist->st->codec->width, ist->st->codec->height,
- ist->st->codec->pix_fmt, "0:0"); //TODO user setable params
+ av_vsrc_buffer_add_frame2(ost->input_video_filter, &picture, ""); //TODO user setable params
}
}
}
case AVMEDIA_TYPE_VIDEO:
#if CONFIG_AVFILTER
if (ost->picref->video && !ost->frame_aspect_ratio)
- ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
+ ost->st->codec->sample_aspect_ratio = ost->picref->video->sample_aspect_ratio;
#endif
do_video_out(os, ost, ist, &picture, &frame_size);
if (vstats_filename && frame_size)
codec->width = icodec->width;
codec->height = icodec->height;
break;
+ case AVMEDIA_TYPE_DATA:
+ break;
default:
abort();
}
codec->height != icodec->height ||
codec->pix_fmt != icodec->pix_fmt;
if (ost->video_resample) {
-#if !CONFIG_AVFILTER
- avcodec_get_frame_defaults(&ost->pict_tmp);
- if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
- codec->width, codec->height)) {
- fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
- ffmpeg_exit(1);
- }
- sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
- ost->img_resample_ctx = sws_getContext(
- icodec->width,
- icodec->height,
- icodec->pix_fmt,
- codec->width,
- codec->height,
- codec->pix_fmt,
- sws_flags, NULL, NULL, NULL);
- if (ost->img_resample_ctx == NULL) {
- fprintf(stderr, "Cannot get resampling context\n");
- ffmpeg_exit(1);
- }
-#endif
codec->bits_per_raw_sample= frame_bits_per_raw_sample;
}
ost->resample_height = icodec->height;
av_fifo_free(ost->fifo); /* works even if fifo is not
initialized but set to zero */
av_freep(&ost->st->codec->subtitle_header);
- av_free(ost->pict_tmp.data[0]);
+ av_free(ost->resample_frame.data[0]);
av_free(ost->forced_kf_pts);
if (ost->video_resample)
sws_freeContext(ost->img_resample_ctx);
opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
}
+static void opt_data_codec(const char *arg)
+{
+ opt_codec(&data_stream_copy, &data_codec_name, AVMEDIA_TYPE_DATA, arg);
+}
+
static int opt_codec_tag(const char *opt, const char *arg)
{
char *tail;
ic->subtitle_codec_id=
find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0,
avcodec_opts[AVMEDIA_TYPE_SUBTITLE]->strict_std_compliance);
- ic->flags |= AVFMT_FLAG_NONBLOCK;
+ ic->flags |= AVFMT_FLAG_NONBLOCK | AVFMT_FLAG_PRIV_OPT;
/* open the input file with generic libav function */
err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
+ if(err >= 0){
+ set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM, NULL);
+ err = av_demuxer_open(ic, ap);
+ if(err < 0)
+ avformat_free_context(ic);
+ }
if (err < 0) {
print_error(filename, err);
ffmpeg_exit(1);
case AVMEDIA_TYPE_AUDIO:
input_codecs[nb_input_codecs-1] = avcodec_find_decoder_by_name(audio_codec_name);
set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM, input_codecs[nb_input_codecs-1]);
- //fprintf(stderr, "\nInput Audio channels: %d", dec->channels);
channel_layout = dec->channel_layout;
audio_channels = dec->channels;
audio_sample_rate = dec->sample_rate;
av_freep(&subtitle_codec_name);
}
-static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
- int *has_subtitle_ptr)
+static void check_inputs(int *has_video_ptr,
+ int *has_audio_ptr,
+ int *has_subtitle_ptr,
+ int *has_data_ptr)
{
- int has_video, has_audio, has_subtitle, i, j;
+ int has_video, has_audio, has_subtitle, has_data, i, j;
AVFormatContext *ic;
has_video = 0;
has_audio = 0;
has_subtitle = 0;
+ has_data = 0;
+
for(j=0;j<nb_input_files;j++) {
ic = input_files[j];
for(i=0;i<ic->nb_streams;i++) {
case AVMEDIA_TYPE_DATA:
case AVMEDIA_TYPE_ATTACHMENT:
case AVMEDIA_TYPE_UNKNOWN:
+ has_data = 1;
break;
default:
abort();
*has_video_ptr = has_video;
*has_audio_ptr = has_audio;
*has_subtitle_ptr = has_subtitle;
+ *has_data_ptr = has_data;
}
static void new_video_stream(AVFormatContext *oc, int file_idx)
audio_stream_copy = 0;
}
+static void new_data_stream(AVFormatContext *oc, int file_idx)
+{
+ AVStream *st;
+ AVOutputStream *ost;
+ AVCodec *codec=NULL;
+ AVCodecContext *data_enc;
+
+ st = av_new_stream(oc, oc->nb_streams < nb_streamid_map ? streamid_map[oc->nb_streams] : 0);
+ if (!st) {
+ fprintf(stderr, "Could not alloc stream\n");
+ ffmpeg_exit(1);
+ }
+ ost = new_output_stream(oc, file_idx);
+ data_enc = st->codec;
+ output_codecs = grow_array(output_codecs, sizeof(*output_codecs), &nb_output_codecs, nb_output_codecs + 1);
+ if (!data_stream_copy) {
+ fprintf(stderr, "Data stream encoding not supported yet (only streamcopy)\n");
+ ffmpeg_exit(1);
+ }
+ avcodec_get_context_defaults3(st->codec, codec);
+
+ data_enc->codec_type = AVMEDIA_TYPE_DATA;
+
+ if (data_codec_tag)
+ data_enc->codec_tag= data_codec_tag;
+
+ if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
+ data_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
+ avcodec_opts[AVMEDIA_TYPE_DATA]->flags |= CODEC_FLAG_GLOBAL_HEADER;
+ }
+ if (data_stream_copy) {
+ st->stream_copy = 1;
+ }
+
+ data_disable = 0;
+ av_freep(&data_codec_name);
+ data_stream_copy = 0;
+}
+
static void new_subtitle_stream(AVFormatContext *oc, int file_idx)
{
AVStream *st;
if (!strcmp(opt, "newvideo" )) new_video_stream (oc, file_idx);
else if (!strcmp(opt, "newaudio" )) new_audio_stream (oc, file_idx);
else if (!strcmp(opt, "newsubtitle")) new_subtitle_stream(oc, file_idx);
+ else if (!strcmp(opt, "newdata" )) new_data_stream (oc, file_idx);
else av_assert0(0);
return 0;
}
char *p;
char idx_str[16];
- strncpy(idx_str, arg, sizeof(idx_str));
- idx_str[sizeof(idx_str)-1] = '\0';
+ av_strlcpy(idx_str, arg, sizeof(idx_str));
p = strchr(idx_str, ':');
if (!p) {
fprintf(stderr,
static void opt_output_file(const char *filename)
{
AVFormatContext *oc;
- int err, use_video, use_audio, use_subtitle;
- int input_has_video, input_has_audio, input_has_subtitle;
+ int err, use_video, use_audio, use_subtitle, use_data;
+ int input_has_video, input_has_audio, input_has_subtitle, input_has_data;
AVFormatParameters params, *ap = ¶ms;
AVOutputFormat *file_oformat;
if (!strcmp(filename, "-"))
filename = "pipe:";
- oc = avformat_alloc_context();
+ oc = avformat_alloc_output_context(last_asked_format, NULL, filename);
+ last_asked_format = NULL;
if (!oc) {
print_error(filename, AVERROR(ENOMEM));
ffmpeg_exit(1);
}
-
- if (last_asked_format) {
- file_oformat = av_guess_format(last_asked_format, NULL, NULL);
- if (!file_oformat) {
- fprintf(stderr, "Requested output format '%s' is not a suitable output format\n", last_asked_format);
- ffmpeg_exit(1);
- }
- last_asked_format = NULL;
- } else {
- file_oformat = av_guess_format(NULL, filename, NULL);
- if (!file_oformat) {
- fprintf(stderr, "Unable to find a suitable output format for '%s'\n",
- filename);
- ffmpeg_exit(1);
- }
- }
-
- oc->oformat = file_oformat;
- av_strlcpy(oc->filename, filename, sizeof(oc->filename));
+ file_oformat= oc->oformat;
if (!strcmp(file_oformat->name, "ffm") &&
av_strstart(filename, "http:", NULL)) {
use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_name;
use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_name;
use_subtitle = file_oformat->subtitle_codec != CODEC_ID_NONE || subtitle_stream_copy || subtitle_codec_name;
+ use_data = data_stream_copy || data_codec_name; /* XXX once generic data codec will be available add a ->data_codec reference and use it here */
/* disable if no corresponding type found and at least one
input file */
if (nb_input_files > 0) {
- check_audio_video_sub_inputs(&input_has_video, &input_has_audio,
- &input_has_subtitle);
+ check_inputs(&input_has_video,
+ &input_has_audio,
+ &input_has_subtitle,
+ &input_has_data);
+
if (!input_has_video)
use_video = 0;
if (!input_has_audio)
use_audio = 0;
if (!input_has_subtitle)
use_subtitle = 0;
+ if (!input_has_data)
+ use_data = 0;
}
/* manual disable */
if (audio_disable) use_audio = 0;
if (video_disable) use_video = 0;
if (subtitle_disable) use_subtitle = 0;
+ if (data_disable) use_data = 0;
if (use_video) new_video_stream(oc, nb_output_files);
if (use_audio) new_audio_stream(oc, nb_output_files);
if (use_subtitle) new_subtitle_stream(oc, nb_output_files);
+ if (use_data) new_data_stream(oc, nb_output_files);
oc->timestamp = recording_timestamp;
/* check filename in case of an image number is expected */
if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
if (!av_filename_number_test(oc->filename)) {
- print_error(oc->filename, AVERROR_NUMEXPECTED);
+ print_error(oc->filename, AVERROR(EINVAL));
ffmpeg_exit(1);
}
}
opt_video_codec(tmp2);
}else if(!strcmp(tmp, "scodec")){
opt_subtitle_codec(tmp2);
+ }else if(!strcmp(tmp, "dcodec")){
+ opt_data_codec(tmp2);
}else if(opt_default(tmp, tmp2) < 0){
fprintf(stderr, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n", filename, line, tmp, tmp2);
ffmpeg_exit(1);
{ "vpre", OPT_FUNC2 | HAS_ARG | OPT_VIDEO | OPT_EXPERT, {(void*)opt_preset}, "set the video options to the indicated preset", "preset" },
{ "spre", OPT_FUNC2 | HAS_ARG | OPT_SUBTITLE | OPT_EXPERT, {(void*)opt_preset}, "set the subtitle options to the indicated preset", "preset" },
{ "fpre", OPT_FUNC2 | HAS_ARG | OPT_EXPERT, {(void*)opt_preset}, "set options from indicated preset file", "filename" },
+ /* data codec support */
+ { "dcodec", HAS_ARG | OPT_DATA, {(void*)opt_data_codec}, "force data codec ('copy' to copy stream)", "codec" },
{ "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
{ NULL, },
av_log_set_flags(AV_LOG_SKIP_REPEATED);
if(argc>1 && !strcmp(argv[1], "-d")){
- daemon=1;
+ run_as_daemon=1;
verbose=-1;
av_log_set_callback(log_callback_null);
argc--;