* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define HAVE_AV_CONFIG_H
+#include <limits.h>
#include "avformat.h"
#include "framehook.h"
+#include "dsputil.h"
#ifndef CONFIG_WIN32
#include <unistd.h>
int stream_index;
} AVStreamMap;
+/** select an input file for an output file */
+typedef struct AVMetaDataMap {
+ int out_file;
+ int in_file;
+} AVMetaDataMap;
+
extern const OptionDef options[];
static void show_help(void);
#define MAX_FILES 20
static AVFormatContext *input_files[MAX_FILES];
+static int64_t input_files_ts_offset[MAX_FILES];
static int nb_input_files = 0;
static AVFormatContext *output_files[MAX_FILES];
static AVStreamMap stream_maps[MAX_FILES];
static int nb_stream_maps;
+static AVMetaDataMap meta_data_maps[MAX_FILES];
+static int nb_meta_data_maps;
+
static AVInputFormat *file_iformat;
static AVOutputFormat *file_oformat;
static AVImageFormat *image_format;
static float video_qscale = 0;
static int video_qmin = 2;
static int video_qmax = 31;
+static int video_lmin = 2*FF_QP2LAMBDA;
+static int video_lmax = 31*FF_QP2LAMBDA;
static int video_mb_qmin = 2;
static int video_mb_qmax = 31;
static int video_qdiff = 3;
static int use_alt_scan = 0;
static int use_trell = 0;
static int use_scan_offset = 0;
+static int use_qpel = 0;
+static int use_qprd = 0;
+static int use_cbprd = 0;
static int qns = 0;
static int closed_gop = 0;
static int do_deinterlace = 0;
static int sc_threshold = 0;
static int debug = 0;
static int debug_mv = 0;
+static int me_threshold = 0;
+static int mb_threshold = 0;
+static int intra_dc_precision = 8;
+static int coder = 0;
+static int context = 0;
+static int predictor = 0;
+static int video_profile = FF_PROFILE_UNKNOWN;
+static int video_level = FF_LEVEL_UNKNOWN;
+static int nsse_weight = 8;
extern int loop_input; /* currently a hack */
static int gop_size = 12;
static int64_t recording_time = 0;
static int64_t start_time = 0;
static int64_t rec_timestamp = 0;
+static int64_t input_ts_offset = 0;
static int file_overwrite = 0;
static char *str_title = NULL;
static char *str_author = NULL;
static char *pass_logfilename = NULL;
static int audio_stream_copy = 0;
static int video_stream_copy = 0;
+static int video_sync_method= 1;
+static int audio_sync_method= 0;
+static int copy_ts= 0;
static int rate_emu = 0;
static int verbose = 1;
static int thread_count= 1;
static int q_pressed = 0;
+static int me_range = 0;
static int64_t video_size = 0;
static int64_t audio_size = 0;
static int64_t extra_size = 0;
+static int nb_frames_dup = 0;
+static int nb_frames_drop = 0;
+static int input_sync;
#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
int frame_number;
/* input pts and corresponding output pts
for A/V sync */
- double sync_ipts;
- double sync_ipts_offset;
- int64_t sync_opts;
+ double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
+ int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
/* video only */
int video_resample; /* video_resample and video_crop are mutually exclusive */
AVFrame pict_tmp; /* temporary image for resampling */
int64_t next_pts; /* synthetic pts for cases where pkt.pts
is not defined */
int64_t pts; /* current pts */
+ int is_start; /* is 1 at the start and after a discontinuity */
} AVInputStream;
typedef struct AVInputFile {
const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
int size_out, frame_bytes, ret;
- AVCodecContext *enc;
+ AVCodecContext *enc= &ost->st->codec;
/* SC: dynamic allocation of buffers */
if (!audio_buf)
if (!audio_buf || !audio_out)
return; /* Should signal an error ! */
-
- enc = &ost->st->codec;
+ if(audio_sync_method){
+ double delta = ost->sync_ipts * enc->sample_rate - ost->sync_opts
+ - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2);
+ double idelta= delta*ist->st->codec.sample_rate / enc->sample_rate;
+ int byte_delta= ((int)idelta)*2*ist->st->codec.channels;
+
+ //FIXME resample delay
+ if(fabs(delta) > 50){
+ if(ist->is_start){
+ if(byte_delta < 0){
+ byte_delta= FFMAX(byte_delta, -size);
+ size += byte_delta;
+ buf -= byte_delta;
+ if(verbose > 2)
+ fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
+ if(!size)
+ return;
+ ist->is_start=0;
+ }else{
+ static uint8_t *input_tmp= NULL;
+ input_tmp= av_realloc(input_tmp, byte_delta + size);
+
+ if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
+ ist->is_start=0;
+ else
+ byte_delta= MAX_AUDIO_PACKET_SIZE - size;
+
+ memset(input_tmp, 0, byte_delta);
+ memcpy(input_tmp + byte_delta, buf, size);
+ buf= input_tmp;
+ size += byte_delta;
+ if(verbose > 2)
+ fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
+ }
+ }else if(audio_sync_method>1){
+ int comp= clip(delta, -audio_sync_method, audio_sync_method);
+ 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)(ost->sync_ipts * enc->sample_rate), fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2));
+ av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
+ }
+ }
+ }else
+ ost->sync_opts= lrintf(ost->sync_ipts * enc->sample_rate)
+ - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2); //FIXME wrong
if (ost->audio_resample) {
buftmp = audio_buf;
while (fifo_read(&ost->fifo, audio_buf, frame_bytes,
&ost->fifo.rptr) == 0) {
+ AVPacket pkt;
+ av_init_packet(&pkt);
+
ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
(short *)audio_buf);
audio_size += ret;
- av_write_frame(s, ost->index, audio_out, ret);
+ pkt.stream_index= ost->index;
+ pkt.data= audio_out;
+ pkt.size= ret;
+ if(enc->coded_frame)
+ pkt.pts= enc->coded_frame->pts;
+ pkt.flags |= PKT_FLAG_KEY;
+ av_interleaved_write_frame(s, &pkt);
+
+ ost->sync_opts += enc->frame_size;
}
} else {
+ AVPacket pkt;
+ av_init_packet(&pkt);
+
+ ost->sync_opts += size_out / (2 * enc->channels);
+
/* output a pcm frame */
/* XXX: change encoding codec API to avoid this ? */
switch(enc->codec->id) {
ret = avcodec_encode_audio(enc, audio_out, size_out,
(short *)buftmp);
audio_size += ret;
- av_write_frame(s, ost->index, audio_out, ret);
+ pkt.stream_index= ost->index;
+ pkt.data= audio_out;
+ pkt.size= ret;
+ if(enc->coded_frame)
+ pkt.pts= enc->coded_frame->pts;
+ pkt.flags |= PKT_FLAG_KEY;
+ av_interleaved_write_frame(s, &pkt);
}
}
}
}
+static uint8_t *bit_buffer= NULL;
static void do_video_out(AVFormatContext *s,
AVOutputStream *ost,
AVInputStream *ist,
AVFrame *in_picture,
- int *frame_size, AVOutputStream *audio_sync)
+ int *frame_size)
{
int nb_frames, i, ret;
AVFrame *final_picture, *formatted_picture;
AVFrame picture_format_temp, picture_crop_temp;
- static uint8_t *video_buffer= NULL;
uint8_t *buf = NULL, *buf1 = NULL;
AVCodecContext *enc, *dec;
enum PixelFormat target_pixfmt;
*frame_size = 0;
- /* NOTE: the A/V sync is always done by considering the audio is
- the master clock. It is suffisant for transcoding or playing,
- but not for the general case */
- if (audio_sync) {
- /* compute the A-V delay and duplicate/remove frames if needed */
- double adelta, vdelta, av_delay;
-
- adelta = audio_sync->sync_ipts - ((double)audio_sync->sync_opts *
- s->pts_num / s->pts_den);
-
- vdelta = ost->sync_ipts - ((double)ost->sync_opts *
- s->pts_num / s->pts_den);
-
- av_delay = adelta - vdelta;
- // printf("delay=%f\n", av_delay);
- if (av_delay < -AV_DELAY_MAX)
- nb_frames = 2;
- else if (av_delay > AV_DELAY_MAX)
- nb_frames = 0;
- } else {
+ if(video_sync_method){
double vdelta;
-
- vdelta = (double)(ost->st->pts.val) * s->pts_num / s->pts_den - (ost->sync_ipts - ost->sync_ipts_offset);
- if (vdelta < 100 && vdelta > -100 && ost->sync_ipts_offset) {
- if (vdelta < -AV_DELAY_MAX)
- nb_frames = 2;
- else if (vdelta > AV_DELAY_MAX)
- nb_frames = 0;
- } else {
- ost->sync_ipts_offset -= vdelta;
- if (!ost->sync_ipts_offset)
- ost->sync_ipts_offset = 0.000001; /* one microsecond */
- }
- }
-
-#if defined(AVSYNC_DEBUG)
- {
- static char *action[] = { "drop frame", "copy frame", "dup frame" };
- if (audio_sync && verbose >=0) {
- fprintf(stderr, "Input APTS %12.6f, output APTS %12.6f, ",
- (double) audio_sync->sync_ipts,
- (double) audio_sync->st->pts.val * s->pts_num / s->pts_den);
- fprintf(stderr, "Input VPTS %12.6f, output VPTS %12.6f: %s\n",
- (double) ost->sync_ipts,
- (double) ost->st->pts.val * s->pts_num / s->pts_den,
- action[nb_frames]);
- }
- }
-#endif
+ vdelta = ost->sync_ipts * enc->frame_rate / enc->frame_rate_base - ost->sync_opts;
+ //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
+ if (vdelta < -1.1)
+ nb_frames = 0;
+ else if (vdelta > 1.1)
+ nb_frames = lrintf(vdelta - 1.1 + 0.5);
+//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);
+ if (nb_frames == 0){
+ ++nb_frames_drop;
+ if (verbose>2)
+ fprintf(stderr, "*** drop!\n");
+ }else if (nb_frames > 1) {
+ nb_frames_dup += nb_frames;
+ if (verbose>2)
+ fprintf(stderr, "*** %d dup!\n", nb_frames-1);
+ }
+ }else
+ ost->sync_opts= lrintf(ost->sync_ipts * enc->frame_rate / enc->frame_rate_base);
if (nb_frames <= 0)
return;
- if (!video_buffer)
- video_buffer = av_malloc(VIDEO_BUFFER_SIZE);
- if (!video_buffer)
- return;
-
/* convert pixel format if needed */
target_pixfmt = ost->video_resample || ost->video_pad
? PIX_FMT_YUV420P : enc->pix_fmt;
final_picture = formatted_picture;
}
/* duplicates frame if needed */
- /* XXX: pb because no interleaving */
for(i=0;i<nb_frames;i++) {
+ AVPacket pkt;
+ av_init_packet(&pkt);
+ pkt.stream_index= ost->index;
+
if (s->oformat->flags & AVFMT_RAWPICTURE) {
/* raw pictures are written as AVPicture structure to
avoid any copies. We support temorarily the older
method. */
AVFrame* old_frame = enc->coded_frame;
- enc->coded_frame = dec->coded_frame;
- av_write_frame(s, ost->index,
- (uint8_t *)final_picture, sizeof(AVPicture));
+ enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
+ pkt.data= (uint8_t *)final_picture;
+ pkt.size= sizeof(AVPicture);
+ if(dec->coded_frame)
+ pkt.pts= dec->coded_frame->pts;
+ if(dec->coded_frame && dec->coded_frame->key_frame)
+ pkt.flags |= PKT_FLAG_KEY;
+
+ av_interleaved_write_frame(s, &pkt);
enc->coded_frame = old_frame;
} else {
AVFrame big_picture;
if(top_field_first == -1)
big_picture.top_field_first = in_picture->top_field_first;
else
- big_picture.top_field_first = 1;
+ big_picture.top_field_first = top_field_first;
}
/* handles sameq here. This is not correct because it may
big_picture.quality = ist->st->quality;
}else
big_picture.quality = ost->st->quality;
- big_picture.pict_type = 0;
+ if(!me_threshold)
+ big_picture.pict_type = 0;
+// big_picture.pts = AV_NOPTS_VALUE;
+ big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->frame_rate_base, enc->frame_rate);
+//av_log(NULL, AV_LOG_DEBUG, "%lld -> encoder\n", ost->sync_opts);
ret = avcodec_encode_video(enc,
- video_buffer, VIDEO_BUFFER_SIZE,
+ bit_buffer, VIDEO_BUFFER_SIZE,
&big_picture);
//enc->frame_number = enc->real_pict_num;
- av_write_frame(s, ost->index, video_buffer, ret);
- *frame_size = ret;
- //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
- // enc->frame_number-1, enc->real_pict_num, ret,
- // enc->pict_type);
- /* if two pass, output log */
- if (ost->logfile && enc->stats_out) {
- fprintf(ost->logfile, "%s", enc->stats_out);
+ if(ret){
+ pkt.data= bit_buffer;
+ pkt.size= ret;
+ if(enc->coded_frame)
+ pkt.pts= enc->coded_frame->pts;
+/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %lld/%lld\n",
+ pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->frame_rate, AV_TIME_BASE*(int64_t)enc->frame_rate_base) : -1,
+ pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->frame_rate, AV_TIME_BASE*(int64_t)enc->frame_rate_base) : -1);*/
+
+ if(enc->coded_frame && enc->coded_frame->key_frame)
+ pkt.flags |= PKT_FLAG_KEY;
+ av_interleaved_write_frame(s, &pkt);
+ *frame_size = ret;
+ //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
+ // enc->frame_number-1, enc->real_pict_num, ret,
+ // enc->pict_type);
+ /* if two pass, output log */
+ if (ost->logfile && enc->stats_out) {
+ fprintf(ost->logfile, "%s", enc->stats_out);
+ }
}
}
+ ost->sync_opts++;
ost->frame_number++;
}
the_end:
fprintf(fvstats,"f_size= %6d ", frame_size);
/* compute pts value */
- ti1 = (double)ost->st->pts.val * os->pts_num / os->pts_den;
+ ti1 = (double)ost->sync_opts *enc->frame_rate_base / enc->frame_rate;
if (ti1 < 0.01)
ti1 = 0.01;
vid = 1;
}
/* compute min output value */
- pts = (double)ost->st->pts.val * os->pts_num / os->pts_den;
+ pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
if ((pts < ti1) && (pts > 0))
ti1 = pts;
}
sprintf(buf + strlen(buf),
"size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
(double)total_size / 1024, ti1, bitrate);
+
+ if (verbose > 1)
+ sprintf(buf + strlen(buf), " dup=%d drop=%d",
+ nb_frames_dup, nb_frames_drop);
if (verbose >= 0)
fprintf(stderr, "%s \r", buf);
/* pkt = NULL means EOF (needed to flush decoder buffers) */
static int output_packet(AVInputStream *ist, int ist_index,
AVOutputStream **ost_table, int nb_ostreams,
- AVPacket *pkt)
+ const AVPacket *pkt)
{
AVFormatContext *os;
AVOutputStream *ost;
uint8_t *data_buf;
int data_size, got_picture;
AVFrame picture;
- short samples[AVCODEC_MAX_AUDIO_FRAME_SIZE / 2];
void *buffer_to_free;
-
- if (pkt && pkt->pts != AV_NOPTS_VALUE) {
- ist->pts = pkt->pts;
+
+ if (pkt && pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
+ ist->next_pts = ist->pts = pkt->dts;
} else {
- ist->pts = ist->next_pts;
+ assert(ist->pts == ist->next_pts);
}
if (pkt == NULL) {
data_size = 0;
if (ist->decoding_needed) {
switch(ist->st->codec.codec_type) {
- case CODEC_TYPE_AUDIO:
+ case CODEC_TYPE_AUDIO:{
/* XXX: could avoid copy if PCM 16 bits with same
endianness as CPU */
+ short samples[pkt && pkt->size > AVCODEC_MAX_AUDIO_FRAME_SIZE/2 ? pkt->size : AVCODEC_MAX_AUDIO_FRAME_SIZE/2];
ret = avcodec_decode_audio(&ist->st->codec, samples, &data_size,
ptr, len);
if (ret < 0)
continue;
}
data_buf = (uint8_t *)samples;
- ist->next_pts += ((int64_t)AV_TIME_BASE * data_size) /
- (2 * ist->st->codec.channels);
- break;
+ ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
+ (ist->st->codec.sample_rate * ist->st->codec.channels);
+ break;}
case CODEC_TYPE_VIDEO:
data_size = (ist->st->codec.width * ist->st->codec.height * 3) / 2;
/* XXX: allocate picture correctly */
printf("%d: got pts=%0.3f %0.3f\n", i,
(double)pkt->pts / AV_TIME_BASE,
((double)ist->pts / AV_TIME_BASE) -
- ((double)ost->st->pts.val * os->pts_num / os->pts_den));
+ ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
#endif
/* set the input output pts pairs */
- ost->sync_ipts = (double)ist->pts / AV_TIME_BASE;
- /* XXX: take into account the various fifos,
- in particular for audio */
- ost->sync_opts = ost->st->pts.val;
- //printf("ipts=%lld sync_ipts=%f sync_opts=%lld pts.val=%lld pkt->pts=%lld\n", ist->pts, ost->sync_ipts, ost->sync_opts, ost->st->pts.val, pkt->pts);
+ ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index])/ AV_TIME_BASE;
if (ost->encoding_needed) {
switch(ost->st->codec.codec_type) {
}
}
- do_video_out(os, ost, ist, &picture, &frame_size, audio_sync);
+ do_video_out(os, ost, ist, &picture, &frame_size);
video_size += frame_size;
if (do_vstats && frame_size)
do_video_stats(os, ost, frame_size);
av_abort();
}
} else {
- AVFrame avframe;
-
+ AVFrame avframe; //FIXME/XXX remove this
+ AVPacket opkt;
+ av_init_packet(&opkt);
+
/* no reencoding needed : output the packet directly */
/* force the input stream PTS */
avcodec_get_frame_defaults(&avframe);
ost->st->codec.coded_frame= &avframe;
avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
- ost->st->pts.val= av_rescale(ist->pts, os->pts_den, os->pts_num*AV_TIME_BASE);
- av_write_frame(os, ost->index, data_buf, data_size);
+ if(ost->st->codec.codec_type == CODEC_TYPE_AUDIO)
+ audio_size += data_size;
+ else if (ost->st->codec.codec_type == CODEC_TYPE_VIDEO)
+ video_size += data_size;
+
+ opkt.stream_index= ost->index;
+ opkt.data= data_buf;
+ opkt.size= data_size;
+ opkt.pts= pkt->pts + input_files_ts_offset[ist->file_index];
+ opkt.dts= pkt->dts + input_files_ts_offset[ist->file_index];
+ opkt.flags= pkt->flags;
+
+ av_interleaved_write_frame(os, &opkt);
ost->st->codec.frame_number++;
ost->frame_number++;
}
av_free(buffer_to_free);
}
discard_packet:
+ if (pkt == NULL) {
+ /* EOF handling */
+
+ for(i=0;i<nb_ostreams;i++) {
+ ost = ost_table[i];
+ if (ost->source_index == ist_index) {
+ AVCodecContext *enc= &ost->st->codec;
+ os = output_files[ost->file_index];
+
+ if(ost->st->codec.codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
+ continue;
+ if(ost->st->codec.codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
+ continue;
+
+ if (ost->encoding_needed) {
+ for(;;) {
+ AVPacket pkt;
+ av_init_packet(&pkt);
+ pkt.stream_index= ost->index;
+
+ switch(ost->st->codec.codec_type) {
+ case CODEC_TYPE_AUDIO:
+ ret = avcodec_encode_audio(enc, bit_buffer, VIDEO_BUFFER_SIZE, NULL);
+ audio_size += ret;
+ pkt.flags |= PKT_FLAG_KEY;
+ break;
+ case CODEC_TYPE_VIDEO:
+ ret = avcodec_encode_video(enc, bit_buffer, VIDEO_BUFFER_SIZE, NULL);
+ video_size += ret;
+ if(enc->coded_frame && enc->coded_frame->key_frame)
+ pkt.flags |= PKT_FLAG_KEY;
+ if (ost->logfile && enc->stats_out) {
+ fprintf(ost->logfile, "%s", enc->stats_out);
+ }
+ break;
+ default:
+ ret=-1;
+ }
+
+ if(ret<=0)
+ break;
+ pkt.data= bit_buffer;
+ pkt.size= ret;
+ if(enc->coded_frame)
+ pkt.pts= enc->coded_frame->pts;
+ av_interleaved_write_frame(os, &pkt);
+ }
+ }
+ }
+ }
+ }
+
return 0;
fail_decode:
return -1;
if (!file_table)
goto fail;
+ if (!bit_buffer)
+ bit_buffer = av_malloc(VIDEO_BUFFER_SIZE);
+ if (!bit_buffer)
+ goto fail;
+
/* input stream init */
j = 0;
for(i=0;i<nb_input_files;i++) {
ost->audio_resample = 0;
} else {
if (codec->channels != icodec->channels &&
- icodec->codec_id == CODEC_ID_AC3) {
- /* Special case for 5:1 AC3 input */
+ (icodec->codec_id == CODEC_ID_AC3 ||
+ icodec->codec_id == CODEC_ID_DTS)) {
+ /* Special case for 5:1 AC3 and DTS input */
/* and mono or stereo output */
/* Request specific number of channels */
icodec->channels = codec->channels;
ost->audio_resample = 0;
else {
ost->audio_resample = 1;
- ost->resample = audio_resample_init(codec->channels, icodec->channels,
- codec->sample_rate,
- icodec->sample_rate);
- if(!ost->resample)
- {
- printf("Can't resample. Aborting.\n");
- av_abort();
- }
}
- /* Request specific number of channels */
- icodec->channels = codec->channels;
} else {
ost->audio_resample = 1;
- ost->resample = audio_resample_init(codec->channels, icodec->channels,
- codec->sample_rate,
- icodec->sample_rate);
- if(!ost->resample)
- {
- printf("Can't resample. Aborting.\n");
- av_abort();
- }
+ }
+ }
+ if(audio_sync_method>1)
+ ost->audio_resample = 1;
+
+ if(ost->audio_resample){
+ ost->resample = audio_resample_init(codec->channels, icodec->channels,
+ codec->sample_rate, icodec->sample_rate);
+ if(!ost->resample){
+ printf("Can't resample. Aborting.\n");
+ av_abort();
}
}
ist->decoding_needed = 1;
is = input_files[ist->file_index];
ist->pts = 0;
ist->next_pts = 0;
+ ist->is_start = 1;
}
/* compute buffer size max (should use a complete heuristic) */
file_table[i].buffer_size_max = 2048;
}
+ /* set meta data information from input file if required */
+ for (i=0;i<nb_meta_data_maps;i++) {
+ AVFormatContext *out_file;
+ AVFormatContext *in_file;
+
+ int out_file_index = meta_data_maps[i].out_file;
+ int in_file_index = meta_data_maps[i].in_file;
+ if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
+ fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
+ ret = -EINVAL;
+ goto fail;
+ }
+ if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
+ fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
+ ret = -EINVAL;
+ goto fail;
+ }
+
+ out_file = output_files[out_file_index];
+ in_file = input_files[in_file_index];
+
+ strcpy(out_file->title, in_file->title);
+ strcpy(out_file->author, in_file->author);
+ strcpy(out_file->copyright, in_file->copyright);
+ strcpy(out_file->comment, in_file->comment);
+ strcpy(out_file->album, in_file->album);
+ out_file->year = in_file->year;
+ out_file->track = in_file->track;
+ strcpy(out_file->genre, in_file->genre);
+ }
+
/* open files and write file headers */
for(i=0;i<nb_output_files;i++) {
os = output_files[i];
if (av_write_header(os) < 0) {
- fprintf(stderr, "Could not write header for output file #%d (incorrect codec paramters ?)\n", i);
+ fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
ret = -EINVAL;
goto fail;
}
for(; received_sigterm == 0;) {
int file_index, ist_index;
AVPacket pkt;
- double pts_min;
-
+ double ipts_min;
+ double opts_min;
+
redo:
+ ipts_min= 1e100;
+ opts_min= 1e100;
/* if 'q' pressed, exits */
if (!using_stdin) {
if (q_pressed)
/* select the stream that we must read now by looking at the
smallest output pts */
file_index = -1;
- pts_min = 1e10;
for(i=0;i<nb_ostreams;i++) {
- double pts;
+ double ipts, opts;
ost = ost_table[i];
os = output_files[ost->file_index];
ist = ist_table[ost->source_index];
- pts = (double)ost->st->pts.val * os->pts_num / os->pts_den;
- if (!file_table[ist->file_index].eof_reached &&
- pts < pts_min) {
- pts_min = pts;
- file_index = ist->file_index;
+ if(ost->st->codec.codec_type == CODEC_TYPE_VIDEO)
+ opts = (double)ost->sync_opts * ost->st->codec.frame_rate_base / ost->st->codec.frame_rate;
+ else
+ opts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
+ ipts = (double)ist->pts;
+ if (!file_table[ist->file_index].eof_reached){
+ if(ipts < ipts_min) {
+ ipts_min = ipts;
+ if(input_sync ) file_index = ist->file_index;
+ }
+ if(opts < opts_min) {
+ opts_min = opts;
+ if(!input_sync) file_index = ist->file_index;
+ }
}
}
/* if none, if is finished */
}
/* finish if recording time exhausted */
- if (recording_time > 0 && pts_min >= (recording_time / 1000000.0))
+ if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
break;
/* read a frame from it and output it in the fifo */
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);
+ if (pkt.dts != AV_NOPTS_VALUE) {
+ int64_t delta= pkt.dts - ist->next_pts;
+ if(ABS(delta) > 10LL*AV_TIME_BASE && !copy_ts){
+ input_files_ts_offset[ist->file_index]-= delta;
+ if (verbose > 2)
+ fprintf(stderr, "timestamp discontinuity %lld, new offset= %lld\n", delta, input_files_ts_offset[ist->file_index]);
+ for(i=0; i<file_table[file_index].nb_streams; i++){
+ int index= file_table[file_index].ist_index + i;
+ ist_table[index]->next_pts += delta;
+ ist_table[index]->is_start=1;
+ }
+ }
+ }
+
//fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
idct_algo = atoi(arg);
}
+static void opt_me_threshold(const char *arg)
+{
+ me_threshold = atoi(arg);
+}
+
+static void opt_mb_threshold(const char *arg)
+{
+ mb_threshold = atoi(arg);
+}
static void opt_error_resilience(const char *arg)
{
}
}
+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_qmin(const char *arg)
{
video_qmin = atoi(arg);
sc_threshold= atoi(arg);
}
+static void opt_me_range(const char *arg)
+{
+ me_range = atoi(arg);
+}
+
static void opt_thread_count(const char *arg)
{
thread_count= atoi(arg);
m->stream_index = strtol(p, (char **)&p, 0);
}
+static void opt_map_meta_data(const char *arg)
+{
+ AVMetaDataMap *m;
+ const char *p;
+
+ p = arg;
+ m = &meta_data_maps[nb_meta_data_maps++];
+
+ m->out_file = strtol(arg, (char **)&p, 0);
+ if (*p)
+ p++;
+
+ m->in_file = strtol(p, (char **)&p, 0);
+}
+
static void opt_recording_time(const char *arg)
{
recording_time = parse_date(arg, 1);
rec_timestamp = parse_date(arg, 0) / 1000000;
}
+static void opt_input_ts_offset(const char *arg)
+{
+ input_ts_offset = parse_date(arg, 1);
+}
+
static void opt_input_file(const char *filename)
{
AVFormatContext *ic;
enc->debug_mv = debug_mv;
if(bitexact)
enc->flags|= CODEC_FLAG_BITEXACT;
+ if(me_threshold)
+ enc->debug |= FF_DEBUG_MV;
assert(enc->frame_rate_base == rfps_base); // should be true for now
if (enc->frame_rate != rfps) {
}
input_files[nb_input_files] = ic;
+ input_files_ts_offset[nb_input_files] = input_ts_offset;
/* dump the file content */
if (verbose >= 0)
dump_format(ic, nb_input_files, filename, 0);
exit(1);
}
} else {
- use_video = file_oformat->video_codec != CODEC_ID_NONE;
- use_audio = file_oformat->audio_codec != CODEC_ID_NONE;
+ use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy;
+ use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy;
/* disable if no corresponding type found and at least one
input file */
if (use_video) {
AVCodecContext *video_enc;
- st = av_mallocz(sizeof(AVStream));
+ st = av_new_stream(oc, nb_streams++);
if (!st) {
fprintf(stderr, "Could not alloc stream\n");
exit(1);
}
- avcodec_get_context_defaults(&st->codec);
#if defined(HAVE_PTHREADS) || defined(HAVE_W32THREADS)
if(thread_count>1)
avcodec_thread_init(&st->codec, thread_count);
} else {
char *p;
int i;
+ AVCodec *codec;
codec_id = file_oformat->video_codec;
if (video_codec_id != CODEC_ID_NONE)
codec_id = video_codec_id;
video_enc->codec_id = codec_id;
+ codec = avcodec_find_encoder(codec_id);
video_enc->bit_rate = video_bit_rate;
video_enc->bit_rate_tolerance = video_bit_rate_tolerance;
video_enc->frame_rate = frame_rate;
video_enc->frame_rate_base = frame_rate_base;
+ if(codec && codec->supported_framerates){
+ const AVRational *p= codec->supported_framerates;
+ AVRational req= (AVRational){frame_rate, frame_rate_base};
+ const AVRational *best=NULL;
+ AVRational best_error= (AVRational){INT_MAX, 1};
+ for(; p->den!=0; p++){
+ AVRational error= av_sub_q(req, *p);
+ if(error.num <0) error.num *= -1;
+ if(av_cmp_q(error, best_error) < 0){
+ best_error= error;
+ best= p;
+ }
+ }
+ video_enc->frame_rate = best->num;
+ video_enc->frame_rate_base= best->den;
+ }
video_enc->width = frame_width + frame_padright + frame_padleft;
video_enc->height = frame_height + frame_padtop + frame_padbottom;
video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
- video_enc->pix_fmt = frame_pix_fmt;
+ video_enc->pix_fmt = frame_pix_fmt;
+
+ if(codec && codec->pix_fmts){
+ const enum PixelFormat *p= codec->pix_fmts;
+ for(; *p!=-1; p++){
+ if(*p == video_enc->pix_fmt)
+ break;
+ }
+ if(*p == -1)
+ video_enc->pix_fmt = codec->pix_fmts[0];
+ }
if (!intra_only)
video_enc->gop_size = gop_size;
if (closed_gop) {
video_enc->flags |= CODEC_FLAG_CLOSED_GOP;
}
+ if (use_qpel) {
+ video_enc->flags |= CODEC_FLAG_QPEL;
+ }
+ if (use_qprd) {
+ video_enc->flags |= CODEC_FLAG_QP_RD;
+ }
+ if (use_cbprd) {
+ video_enc->flags |= CODEC_FLAG_CBP_RD;
+ }
if (b_frames) {
video_enc->max_b_frames = b_frames;
video_enc->b_frame_strategy = 0;
}
video_enc->qmin = video_qmin;
video_enc->qmax = video_qmax;
+ video_enc->lmin = video_lmin;
+ video_enc->lmax = video_lmax;
video_enc->mb_qmin = video_mb_qmin;
video_enc->mb_qmax = video_mb_qmax;
video_enc->max_qdiff = video_qdiff;
video_enc->inter_quant_bias = video_inter_quant_bias;
video_enc->dct_algo = dct_algo;
video_enc->idct_algo = idct_algo;
+ video_enc->me_threshold= me_threshold;
+ video_enc->mb_threshold= mb_threshold;
+ video_enc->intra_dc_precision= intra_dc_precision - 8;
video_enc->strict_std_compliance = strict;
video_enc->error_rate = error_rate;
video_enc->noise_reduction= noise_reduction;
video_enc->scenechange_threshold= sc_threshold;
+ video_enc->me_range = me_range;
+ video_enc->coder_type= coder;
+ video_enc->context_model= context;
+ video_enc->prediction_method= predictor;
+ video_enc->profile= video_profile;
+ video_enc->level= video_level;
+ video_enc->nsse_weight= nsse_weight;
+
if(packet_size){
video_enc->rtp_mode= 1;
video_enc->rtp_payload_size= packet_size;
}
}
}
- oc->streams[nb_streams] = st;
- nb_streams++;
}
if (use_audio) {
AVCodecContext *audio_enc;
- st = av_mallocz(sizeof(AVStream));
+ st = av_new_stream(oc, nb_streams++);
if (!st) {
fprintf(stderr, "Could not alloc stream\n");
exit(1);
}
- avcodec_get_context_defaults(&st->codec);
#if defined(HAVE_PTHREADS) || defined(HAVE_W32THREADS)
if(thread_count>1)
avcodec_thread_init(&st->codec, thread_count);
audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
if (audio_stream_copy) {
st->stream_copy = 1;
+ audio_enc->channels = audio_channels;
} else {
codec_id = file_oformat->audio_codec;
if (audio_codec_id != CODEC_ID_NONE)
audio_enc->codec_id = codec_id;
audio_enc->bit_rate = audio_bit_rate;
- audio_enc->sample_rate = audio_sample_rate;
audio_enc->strict_std_compliance = strict;
audio_enc->thread_count = thread_count;
- /* For audio codecs other than AC3 we limit */
+ /* For audio codecs other than AC3 or DTS we limit */
/* the number of coded channels to stereo */
- if (audio_channels > 2 && codec_id != CODEC_ID_AC3) {
+ if (audio_channels > 2 && codec_id != CODEC_ID_AC3
+ && codec_id != CODEC_ID_DTS) {
audio_enc->channels = 2;
} else
audio_enc->channels = audio_channels;
}
- oc->streams[nb_streams] = st;
- nb_streams++;
+ audio_enc->sample_rate = audio_sample_rate;
}
oc->nb_streams = nb_streams;
}
}
+static void show_version(void)
+{
+ printf("ffmpeg " FFMPEG_VERSION "\n"
+ "libavcodec %d\n"
+ "libavformat %d\n",
+ avcodec_build(), LIBAVFORMAT_BUILD);
+ exit(1);
+}
+
const OptionDef options[] = {
/* main options */
{ "L", 0, {(void*)show_license}, "show license" },
{ "h", 0, {(void*)show_help}, "show help" },
+ { "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" },
+ { "map_meta_data", HAS_ARG | OPT_EXPERT, {(void*)opt_map_meta_data}, "set meta data information of outfile from infile", "outfile:infile" },
{ "t", HAS_ARG, {(void*)opt_recording_time}, "set the recording time", "duration" },
{ "ss", HAS_ARG, {(void*)opt_start_time}, "set the start time offset", "time_off" },
+ { "itsoffset", HAS_ARG, {(void*)opt_input_ts_offset}, "set the input ts offset", "time_off" },
{ "title", HAS_ARG | OPT_STRING, {(void*)&str_title}, "set the title", "string" },
{ "timestamp", HAS_ARG, {(void*)&opt_rec_timestamp}, "set the timestamp", "time" },
{ "author", HAS_ARG | OPT_STRING, {(void*)&str_author}, "set the author", "string" },
{ "v", HAS_ARG, {(void*)opt_verbose}, "control amount of logging", "verbose" },
{ "target", HAS_ARG, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\" or \"dvd\")", "type" },
{ "threads", HAS_ARG | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" },
+ { "vsync", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&video_sync_method}, "video sync method", "" },
+ { "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" },
+ { "copyts", OPT_BOOL | OPT_EXPERT, {(void*)©_ts}, "copy timestamps" },
/* video options */
{ "b", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate}, "set video bitrate (in kbit/s)", "bitrate" },
{ "qscale", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qscale}, "use fixed video quantiser scale (VBR)", "q" },
{ "qmin", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qmin}, "min video quantiser scale (VBR)", "q" },
{ "qmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qmax}, "max 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" },
{ "mbqmin", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_qmin}, "min macroblock quantiser scale (VBR)", "q" },
{ "mbqmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_qmax}, "max macroblock quantiser scale (VBR)", "q" },
{ "qdiff", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qdiff}, "max difference between the quantiser scale (VBR)", "q" },
{ "bt", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate_tolerance}, "set video bitrate tolerance (in kbit/s)", "tolerance" },
{ "maxrate", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate_max}, "set max video bitrate tolerance (in kbit/s)", "bitrate" },
{ "minrate", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate_min}, "set min video bitrate tolerance (in kbit/s)", "bitrate" },
- { "bufsize", HAS_ARG | OPT_VIDEO, {(void*)opt_video_buffer_size}, "set ratecontrol buffere size (in kByte)", "size" },
+ { "bufsize", HAS_ARG | OPT_VIDEO, {(void*)opt_video_buffer_size}, "set ratecontrol buffer size (in kByte)", "size" },
{ "vcodec", HAS_ARG | OPT_VIDEO, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" },
{ "me", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_motion_estimation}, "set motion estimation method",
"method" },
{ "dct_algo", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_dct_algo}, "set dct algo", "algo" },
{ "idct_algo", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_idct_algo}, "set idct algo", "algo" },
+ { "me_threshold", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_me_threshold}, "motion estimaton threshold", "" },
+ { "mb_threshold", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_threshold}, "macroblock threshold", "" },
{ "er", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_error_resilience}, "set error resilience", "n" },
{ "ec", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_error_concealment}, "set error concealment", "bit_mask" },
{ "bf", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_b_frames}, "use 'frames' B frames", "frames" },
{ "lumi_mask", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_lumi_mask}, "luminance masking", "" },
{ "dark_mask", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_dark_mask}, "darkness masking", "" },
{ "scplx_mask", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_scplx_mask}, "spatial complexity masking", "" },
- { "tcplx_mask", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_tcplx_mask}, "teporal complexity masking", "" },
+ { "tcplx_mask", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_tcplx_mask}, "temporal complexity masking", "" },
{ "p_mask", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_p_mask}, "inter masking", "" },
{ "4mv", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_4mv}, "use four motion vector by macroblock (MPEG4)" },
{ "obmc", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_obmc}, "use overlapped block motion compensation (h263+)" },
{ "umv", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_umv}, "enable Unlimited Motion Vector (h263+)" },
{ "ssm", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_ss}, "enable Slice Structured mode (h263+)" },
{ "alt", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_alt_scan}, "enable alternate scantable (MPEG2/MPEG4)" },
+ { "qprd", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_qprd}, "" },
+ { "cbp", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_cbprd}, "" },
{ "trell", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_trell}, "enable trellis quantization" },
{ "cgop", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&closed_gop}, "closed gop" },
{ "scan_offset", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_scan_offset}, "enable SVCD Scan Offset placeholder" },
+ { "qpel", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_qpel}, "enable 1/4-pel" },
{ "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_intra_matrix}, "specify intra matrix coeffs", "matrix" },
{ "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", "" },
{ "nr", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_noise_reduction}, "noise reduction", "" },
{ "qns", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qns}, "quantization noise shaping", "" },
{ "sc_threshold", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_sc_threshold}, "scene change threshold", "threshold" },
+ { "me_range", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_me_range}, "limit motion vectors range (1023 for DivX player)", "range" },
+ { "dc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_dc_precision}, "intra_dc_precision", "precision" },
+ { "coder", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&coder}, "coder type", "" },
+ { "context", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&context}, "context model", "" },
+ { "pred", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&predictor}, "prediction method", "" },
+ { "vprofile", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_profile}, "profile", "" },
+ { "vlevel", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_level}, "level", "" },
+ { "nssew", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&nsse_weight}, "weight", "" },
/* audio options */
{ "ab", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_bitrate}, "set audio bitrate (in kbit/s)", "bitrate", },
static void show_banner(void)
{
- printf("ffmpeg version " FFMPEG_VERSION ", Copyright (c) 2000-2003 Fabrice Bellard\n");
+ printf("ffmpeg version " FFMPEG_VERSION ", build %d, Copyright (c) 2000-2004 Fabrice Bellard\n",
+ LIBAVCODEC_BUILD);
+ printf(" built on " __DATE__ " " __TIME__);
+#ifdef __GNUC__
+ printf(", gcc: %s\n", __VERSION__);
+#else
+ printf(", using a non-gcc compiler\n");
+#endif
}
static void show_license(void)
static void show_help(void)
{
show_banner();
- printf("usage: ffmpeg [[options] -i input_file]... {[options] outfile}...\n"
+ printf("usage: ffmpeg [[infile options] -i infile]... {[outfile options] outfile}...\n"
"Hyper fast Audio and Video encoder\n");
printf("\n");
show_help_options(options, "Main options:\n",
if (argc <= 1)
show_help();
+ else
+ show_banner();
/* parse options */
parse_options(argc, argv, options);
}
if (nb_input_files == 0) {
+ input_sync = 1;
prepare_grab();
}