X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=ffmpeg.c;h=d92ac50714d724b8c25f8fb216620555135a40f6;hb=bd9ea6a4629622fdc119ded81dcf59d2c449e349;hp=0467528fab208084ecf18a818c46169562ce91a9;hpb=f20ad5534a092109ed7d6c644ce74d7f50611fdb;p=ffmpeg

diff --git a/ffmpeg.c b/ffmpeg.c
index 0467528fab2..d92ac50714d 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -83,8 +83,8 @@ static int nb_meta_data_maps;
 static AVInputFormat *file_iformat;
 static AVOutputFormat *file_oformat;
 static AVImageFormat *image_format;
-static int frame_width  = 160;
-static int frame_height = 128;
+static int frame_width  = 0;
+static int frame_height = 0;
 static float frame_aspect_ratio = 0;
 static enum PixelFormat frame_pix_fmt = PIX_FMT_YUV420P;
 static int frame_padtop  = 0;
@@ -96,6 +96,7 @@ static int frame_topBand  = 0;
 static int frame_bottomBand = 0;
 static int frame_leftBand  = 0;
 static int frame_rightBand = 0;
+static int max_frames[3] = {INT_MAX, INT_MAX, INT_MAX};
 static int frame_rate = 25;
 static int frame_rate_base = 1;
 static int video_bit_rate = 200*1000;
@@ -108,7 +109,10 @@ 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 video_lelim = 0;
+static int video_celim = 0;
 static float video_qblur = 0.5;
+static float video_qsquish = 0.0;
 static float video_qcomp = 0.5;
 static uint16_t *intra_matrix = NULL;
 static uint16_t *inter_matrix = NULL;
@@ -133,6 +137,7 @@ static int video_inter_quant_bias= FF_DEFAULT_QUANT_BIAS;
 static int me_method = ME_EPZS;
 static int video_disable = 0;
 static int video_codec_id = CODEC_ID_NONE;
+static int video_codec_tag = 0;
 static int same_quality = 0;
 static int b_frames = 0;
 static int mb_decision = FF_MB_DECISION_SIMPLE;
@@ -160,8 +165,11 @@ static int use_scan_offset = 0;
 static int use_qpel = 0;
 static int use_qprd = 0;
 static int use_cbprd = 0;
+static int use_mv0 = 0;
+static int do_normalize_aqp = 0;
 static int qns = 0;
 static int closed_gop = 0;
+static int strict_gop = 0;
 static int do_deinterlace = 0;
 static int do_interlace_dct = 0;
 static int do_interlace_me = 0;
@@ -190,6 +198,10 @@ static int video_level = FF_LEVEL_UNKNOWN;
 static int nsse_weight = 8;
 static int subpel_quality= 8;
 static int lowres= 0;
+static int frame_skip_threshold= 0;
+static int frame_skip_factor= 0;
+static int frame_skip_exp= 0;
+static int frame_skip_cmp= FF_CMP_DCTMAX;
 extern int loop_input; /* currently a hack */
 
 static int gop_size = 12;
@@ -199,6 +211,12 @@ static int audio_bit_rate = 64000;
 static int audio_disable = 0;
 static int audio_channels = 1;
 static int audio_codec_id = CODEC_ID_NONE;
+static int audio_codec_tag = 0;
+
+static int mux_rate= 0;
+static int mux_packet_size= 0;
+static float mux_preload= 0.5;
+static float mux_max_delay= 0.7;
 
 static int64_t recording_time = 0;
 static int64_t start_time = 0;
@@ -227,6 +245,7 @@ static int rate_emu = 0;
 
 static char *video_grab_format = "video4linux";
 static char *video_device = NULL;
+static char *grab_device = NULL;
 static int  video_channel = 0;
 static char *video_standard = "ntsc";
 
@@ -246,6 +265,9 @@ static int nb_frames_dup = 0;
 static int nb_frames_drop = 0;
 static int input_sync;
 
+static int pgmyuv_compatibility_hack=0;
+
+
 #define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
 
 typedef struct AVOutputStream {
@@ -651,6 +673,7 @@ static void fill_pad_region(AVPicture* img, int height, int width,
     }
 }
 
+static int bit_buffer_size= 1024*256;
 static uint8_t *bit_buffer= NULL;
 
 static void do_video_out(AVFormatContext *s, 
@@ -666,8 +689,6 @@ static void do_video_out(AVFormatContext *s,
     AVCodecContext *enc, *dec;
     enum PixelFormat target_pixfmt;
     
-#define VIDEO_BUFFER_SIZE (1024*1024)
-
     avcodec_get_frame_defaults(&picture_format_temp);
     avcodec_get_frame_defaults(&picture_crop_temp);
 
@@ -686,7 +707,7 @@ static void do_video_out(AVFormatContext *s,
         if (vdelta < -1.1)
             nb_frames = 0;
         else if (vdelta > 1.1)
-            nb_frames = lrintf(vdelta - 1.1 + 0.5);
+            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);
         if (nb_frames == 0){
             ++nb_frames_drop;
@@ -700,6 +721,7 @@ static void do_video_out(AVFormatContext *s,
     }else
         ost->sync_opts= lrintf(ost->sync_ipts * enc->frame_rate / enc->frame_rate_base);
 
+    nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
     if (nb_frames <= 0) 
         return;
 
@@ -879,10 +901,10 @@ static void do_video_out(AVFormatContext *s,
             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, 
-                                       bit_buffer, VIDEO_BUFFER_SIZE,
+                                       bit_buffer, bit_buffer_size,
                                        &big_picture);
             //enc->frame_number = enc->real_pict_num;
-            if(ret){
+            if(ret>0){
                 pkt.data= bit_buffer;
                 pkt.size= ret;
                 if(enc->coded_frame)
@@ -932,7 +954,7 @@ static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
     if (!fvstats) {
         today2 = time(NULL);
         today = localtime(&today2);
-        sprintf(filename, "vstats_%02d%02d%02d.log", today->tm_hour,
+        snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour,
                                                today->tm_min,
                                                today->tm_sec);
         fvstats = fopen(filename,"w");
@@ -1003,21 +1025,21 @@ static void print_report(AVFormatContext **output_files,
         os = output_files[ost->file_index];
         enc = &ost->st->codec;
         if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
-            sprintf(buf + strlen(buf), "q=%2.1f ",
+            snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
                     enc->coded_frame->quality/(float)FF_QP2LAMBDA);
         }
         if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
             frame_number = ost->frame_number;
-            sprintf(buf + strlen(buf), "frame=%5d q=%2.1f ",
+            snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d q=%2.1f ",
                     frame_number, enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : 0);
             if(is_last_report)
-                sprintf(buf + strlen(buf), "L");
+                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
             if (enc->flags&CODEC_FLAG_PSNR){
                 int j;
                 double error, error_sum=0;
                 double scale, scale_sum=0;
                 char type[3]= {'Y','U','V'};
-                sprintf(buf + strlen(buf), "PSNR=");
+                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
                 for(j=0; j<3; j++){
                     if(is_last_report){
                         error= enc->error[j];
@@ -1029,9 +1051,9 @@ static void print_report(AVFormatContext **output_files,
                     if(j) scale/=4;
                     error_sum += error;
                     scale_sum += scale;
-                    sprintf(buf + strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
+                    snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
                 }
-                sprintf(buf + strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
+                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
             }
             vid = 1;
         }
@@ -1046,12 +1068,12 @@ static void print_report(AVFormatContext **output_files,
     if (verbose || is_last_report) {
         bitrate = (double)(total_size * 8) / ti1 / 1000.0;
         
-        sprintf(buf + strlen(buf), 
+        snprintf(buf + strlen(buf), sizeof(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",
+	  snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
 		  nb_frames_dup, nb_frames_drop);
         
         if (verbose >= 0)
@@ -1093,7 +1115,7 @@ static int output_packet(AVInputStream *ist, int ist_index,
     } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
         ist->next_pts = ist->pts = pkt->dts;
     } else {
-        assert(ist->pts == ist->next_pts);
+//        assert(ist->pts == ist->next_pts);
     }
     
     if (pkt == NULL) {
@@ -1158,6 +1180,19 @@ static int output_packet(AVInputStream *ist, int ist_index,
                     goto fail_decode;
                 }
             } else {
+                switch(ist->st->codec.codec_type) {
+                case CODEC_TYPE_AUDIO:
+                    ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec.frame_size) / 
+                        (ist->st->codec.sample_rate * ist->st->codec.channels);
+                    break;
+                case CODEC_TYPE_VIDEO:
+                    if (ist->st->codec.frame_rate_base != 0) {
+                        ist->next_pts += ((int64_t)AV_TIME_BASE * 
+                                          ist->st->codec.frame_rate_base) /
+                            ist->st->codec.frame_rate;
+                    }
+                    break;
+                }
                 data_buf = ptr;
                 data_size = len;
                 ret = len;
@@ -1240,13 +1275,18 @@ static int output_packet(AVInputStream *ist, int ist_index,
 
                             if(ost->st->codec.codec_type == CODEC_TYPE_AUDIO)
                                 audio_size += data_size;
-                            else if (ost->st->codec.codec_type == CODEC_TYPE_VIDEO)
+                            else if (ost->st->codec.codec_type == CODEC_TYPE_VIDEO) {
                                 video_size += data_size;
+                                ost->sync_opts++;
+                            }
 
                             opkt.stream_index= ost->index;
                             opkt.data= data_buf;
                             opkt.size= data_size;
-                            opkt.pts= pkt->pts + input_files_ts_offset[ist->file_index];
+                            if(pkt->pts != AV_NOPTS_VALUE)
+                                opkt.pts= pkt->pts + input_files_ts_offset[ist->file_index];
+                            else
+                                opkt.pts= AV_NOPTS_VALUE;
                             opkt.dts= pkt->dts + input_files_ts_offset[ist->file_index];
                             opkt.flags= pkt->flags;
                             
@@ -1281,12 +1321,12 @@ static int output_packet(AVInputStream *ist, int ist_index,
  
                         switch(ost->st->codec.codec_type) {
                         case CODEC_TYPE_AUDIO:        
-                            ret = avcodec_encode_audio(enc, bit_buffer, VIDEO_BUFFER_SIZE, NULL);
+                            ret = avcodec_encode_audio(enc, bit_buffer, bit_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);
+                            ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
                             video_size += ret;
                             if(enc->coded_frame && enc->coded_frame->key_frame)
                                 pkt.flags |= PKT_FLAG_KEY;
@@ -1338,11 +1378,6 @@ static int av_encode(AVFormatContext **output_files,
     file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
     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;
@@ -1482,13 +1517,14 @@ static int av_encode(AVFormatContext **output_files,
             /* if stream_copy is selected, no need to decode or encode */
             codec->codec_id = icodec->codec_id;
             codec->codec_type = icodec->codec_type;
-            codec->codec_tag = icodec->codec_tag;
+            if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag;
             codec->bit_rate = icodec->bit_rate;
             switch(codec->codec_type) {
             case CODEC_TYPE_AUDIO:
                 codec->sample_rate = icodec->sample_rate;
                 codec->channels = icodec->channels;
                 codec->frame_size = icodec->frame_size;
+                codec->block_align= icodec->block_align;
                 break;
             case CODEC_TYPE_VIDEO:
                 codec->frame_rate = icodec->frame_rate;
@@ -1646,8 +1682,17 @@ static int av_encode(AVFormatContext **output_files,
                 }
             }
         }
+        if(codec->codec_type == CODEC_TYPE_VIDEO){
+            int size= codec->width * codec->height;
+            bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
+        }
     }
 
+    if (!bit_buffer)
+        bit_buffer = av_malloc(bit_buffer_size);
+    if (!bit_buffer)
+        goto fail;
+
     /* dump the file output parameters - cannot be done before in case
        of stream copy */
     for(i=0;i<nb_output_files;i++) {
@@ -1716,6 +1761,8 @@ static int av_encode(AVFormatContext **output_files,
         ist->next_pts = ist->st->start_time;
         if(ist->next_pts == AV_NOPTS_VALUE) 
             ist->next_pts=0;
+        if(input_files_ts_offset[ist->file_index])
+            ist->next_pts= AV_NOPTS_VALUE;
         ist->is_start = 1;
     }
 
@@ -1818,6 +1865,10 @@ static int av_encode(AVFormatContext **output_files,
                     if(!input_sync) file_index = ist->file_index;
                 }
             }
+            if(ost->frame_number >= max_frames[ost->st->codec.codec_type]){
+                file_index= -1;
+                break;
+            }
         }
         /* if none, if is finished */
         if (file_index < 0) {
@@ -1853,7 +1904,7 @@ static int av_encode(AVFormatContext **output_files,
             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) {
+        if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != 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;
@@ -1925,6 +1976,7 @@ static int av_encode(AVFormatContext **output_files,
     
     ret = 0;
  fail1:
+    av_freep(&bit_buffer);
     av_free(file_table);
 
     if (ist_table) {
@@ -2001,8 +2053,9 @@ static void opt_format(const char *arg)
 {
     /* compatibility stuff for pgmyuv */
     if (!strcmp(arg, "pgmyuv")) {
-        opt_image_format(arg);
-        arg = "image";
+        pgmyuv_compatibility_hack=1;
+//        opt_image_format(arg);
+        arg = "image2";
     }
 
     file_iformat = av_find_input_format(arg);
@@ -2394,6 +2447,36 @@ static void opt_qscale(const char *arg)
     }
 }
 
+static void opt_qsquish(const char *arg)
+{
+    video_qsquish = atof(arg);
+    if (video_qsquish < 0.0 ||
+        video_qsquish > 99.0) {
+        fprintf(stderr, "qsquish must be >= 0.0 and <= 99.0\n");
+        exit(1);
+    }
+}
+
+static void opt_lelim(const char *arg)
+{
+    video_lelim = atoi(arg);
+    if (video_lelim < -99 ||
+        video_lelim > 99) {
+        fprintf(stderr, "lelim must be >= -99 and <= 99\n");
+        exit(1);
+    }
+}
+
+static void opt_celim(const char *arg)
+{
+    video_celim = atoi(arg);
+    if (video_celim < -99 ||
+        video_celim > 99) {
+        fprintf(stderr, "celim must be >= -99 and <= 99\n");
+        exit(1);
+    }
+}
+
 static void opt_lmax(const char *arg)
 {
     video_lmax = atof(arg)*FF_QP2LAMBDA;
@@ -2537,7 +2620,7 @@ static void opt_me_range(const char *arg)
 static void opt_thread_count(const char *arg)
 {
     thread_count= atoi(arg);
-#if !defined(HAVE_PTHREADS) && !defined(HAVE_W32THREADS)
+#if !defined(HAVE_THREADS)
     if (verbose >= 0)
         fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
 #endif
@@ -2563,6 +2646,11 @@ static void opt_video_device(const char *arg)
     video_device = av_strdup(arg);
 }
 
+static void opt_grab_device(const char *arg)
+{
+    grab_device = av_strdup(arg);
+}
+
 static void opt_video_channel(const char *arg)
 {
     video_channel = strtol(arg, NULL, 0);
@@ -2578,12 +2666,6 @@ static void opt_audio_device(const char *arg)
     audio_device = av_strdup(arg);
 }
 
-static void opt_dv1394(const char *arg)
-{
-    video_grab_format = "dv1394";
-    audio_grab_format = NULL;
-}
-
 static void opt_audio_codec(const char *arg)
 {
     AVCodec *p;
@@ -2606,6 +2688,24 @@ static void opt_audio_codec(const char *arg)
     }
 }
 
+static void opt_audio_tag(const char *arg)
+{
+    char *tail;
+    audio_codec_tag= strtol(arg, &tail, 0);
+
+    if(!tail || *tail)
+        audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
+}
+
+static void opt_video_tag(const char *arg)
+{
+    char *tail;
+    video_codec_tag= strtol(arg, &tail, 0);
+
+    if(!tail || *tail)
+        video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
+}
+
 static void add_frame_hooker(const char *arg)
 {
     int argc = 0;
@@ -2735,7 +2835,7 @@ static void opt_input_file(const char *filename)
     if (!strcmp(filename, "-"))
         filename = "pipe:";
 
-    using_stdin |= !strcmp(filename, "pipe:" ) || 
+    using_stdin |= !strncmp(filename, "pipe:", 5) || 
                    !strcmp( filename, "/dev/stdin" );
 
     /* get default parameters from command line */
@@ -2748,6 +2848,13 @@ static void opt_input_file(const char *filename)
     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;
+    ap->standard = video_standard;
+    ap->video_codec_id = video_codec_id;
+    ap->audio_codec_id = audio_codec_id;
+    if(pgmyuv_compatibility_hack)
+        ap->video_codec_id= CODEC_ID_PGMYUV;
 
     /* open the input file with generic libav function */
     err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
@@ -2771,7 +2878,7 @@ static void opt_input_file(const char *filename)
 
     /* if seeking requested, we execute it */
     if (start_time != 0) {
-        ret = av_seek_frame(ic, -1, timestamp);
+        ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
         if (ret < 0) {
             fprintf(stderr, "%s: could not seek to position %0.3f\n", 
                     filename, (double)timestamp / AV_TIME_BASE);
@@ -2783,7 +2890,7 @@ static void opt_input_file(const char *filename)
     /* update the current parameters so that they match the one of the input stream */
     for(i=0;i<ic->nb_streams;i++) {
         AVCodecContext *enc = &ic->streams[i]->codec;
-#if defined(HAVE_PTHREADS) || defined(HAVE_W32THREADS)
+#if defined(HAVE_THREADS)
         if(thread_count>1)
             avcodec_thread_init(enc, thread_count);
 #endif
@@ -2793,6 +2900,8 @@ static void opt_input_file(const char *filename)
             //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
             audio_channels = enc->channels;
             audio_sample_rate = enc->sample_rate;
+            if(audio_disable)
+                ic->streams[i]->discard= 1;
             break;
         case CODEC_TYPE_VIDEO:
             frame_height = enc->height;
@@ -2813,20 +2922,21 @@ static void opt_input_file(const char *filename)
             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) { 
+            if (enc->frame_rate != rfps || enc->frame_rate_base != rfps_base) { 
 
                 if (verbose >= 0)
-                    fprintf(stderr,"\nSeems that stream %d comes from film source: %2.2f->%2.2f\n",
-                            i, (float)enc->frame_rate / enc->frame_rate_base,
+                    fprintf(stderr,"\nSeems that stream %d comes from film source: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
+                            i, (float)enc->frame_rate / enc->frame_rate_base, enc->frame_rate, enc->frame_rate_base,
 
-                    (float)rfps / rfps_base);
+                    (float)rfps / rfps_base, rfps, rfps_base);
             }
             /* update the current frame rate to match the stream frame rate */
             frame_rate      = rfps;
             frame_rate_base = rfps_base;
 
             enc->rate_emu = rate_emu;
+            if(video_disable)
+                ic->streams[i]->discard= 1;
             break;
         case CODEC_TYPE_DATA:
             break;
@@ -2846,9 +2956,18 @@ static void opt_input_file(const char *filename)
     file_oformat = NULL;
     image_format = NULL;
 
+    grab_device = NULL;
+    video_channel = 0;
+    
     rate_emu = 0;
 }
 
+static void opt_grab(const char *arg)
+{
+    file_iformat = av_find_input_format(arg);
+    opt_input_file("");
+}
+
 static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
 {
     int has_video, has_audio, i, j;
@@ -2941,13 +3060,16 @@ static void opt_output_file(const char *filename)
                 fprintf(stderr, "Could not alloc stream\n");
                 exit(1);
             }
-#if defined(HAVE_PTHREADS) || defined(HAVE_W32THREADS)
+#if defined(HAVE_THREADS)
             if(thread_count>1)
                 avcodec_thread_init(&st->codec, thread_count);
 #endif
 
             video_enc = &st->codec;
             
+            if(video_codec_tag)
+                video_enc->codec_tag= video_codec_tag;
+                
             if(!strcmp(file_oformat->name, "mp4") || !strcmp(file_oformat->name, "mov") || !strcmp(file_oformat->name, "3gp"))
                 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
             if (video_stream_copy) {
@@ -2958,7 +3080,7 @@ static void opt_output_file(const char *filename)
                 int i;
                 AVCodec *codec;
             
-                codec_id = file_oformat->video_codec;
+                codec_id = av_guess_codec(file_oformat, NULL, filename, NULL, CODEC_TYPE_VIDEO);
                 if (video_codec_id != CODEC_ID_NONE)
                     codec_id = video_codec_id;
                 
@@ -3062,6 +3184,12 @@ static void opt_output_file(const char *filename)
                 }
            	if (use_trell) {
                     video_enc->flags |= CODEC_FLAG_TRELLIS_QUANT;
+                }
+                   if (use_mv0) {
+                    video_enc->flags |= CODEC_FLAG_MV0;
+                }
+                   if (do_normalize_aqp) {
+                    video_enc->flags |= CODEC_FLAG_NORMALIZE_AQP;
                 }
            	if (use_scan_offset) {
                     video_enc->flags |= CODEC_FLAG_SVCD_SCAN_OFFSET;
@@ -3069,6 +3197,9 @@ static void opt_output_file(const char *filename)
            	if (closed_gop) {
                     video_enc->flags |= CODEC_FLAG_CLOSED_GOP;
                 }
+                if (strict_gop) {
+                    video_enc->flags2 |= CODEC_FLAG2_STRICT_GOP;
+                }
            	if (use_qpel) {
                     video_enc->flags |= CODEC_FLAG_QPEL;
                 }
@@ -3093,6 +3224,9 @@ static void opt_output_file(const char *filename)
                 video_enc->qmax = video_qmax;
                 video_enc->lmin = video_lmin;
                 video_enc->lmax = video_lmax;
+                video_enc->rc_qsquish = video_qsquish;
+                video_enc->luma_elim_threshold = video_lelim;
+                video_enc->chroma_elim_threshold = video_celim;
                 video_enc->mb_qmin = video_mb_qmin;
                 video_enc->mb_qmax = video_mb_qmax;
                 video_enc->max_qdiff = video_qdiff;
@@ -3157,6 +3291,10 @@ static void opt_output_file(const char *filename)
                 video_enc->level= video_level;
                 video_enc->nsse_weight= nsse_weight;
                 video_enc->me_subpel_quality= subpel_quality;
+                video_enc->frame_skip_threshold= frame_skip_threshold;
+                video_enc->frame_skip_factor= frame_skip_factor;
+                video_enc->frame_skip_exp= frame_skip_exp;
+                video_enc->frame_skip_cmp= frame_skip_cmp;
 
                 if(packet_size){
                     video_enc->rtp_mode= 1;
@@ -3187,7 +3325,7 @@ static void opt_output_file(const char *filename)
                 fprintf(stderr, "Could not alloc stream\n");
                 exit(1);
             }
-#if defined(HAVE_PTHREADS) || defined(HAVE_W32THREADS)
+#if defined(HAVE_THREADS)
             if(thread_count>1)
                 avcodec_thread_init(&st->codec, thread_count);
 #endif
@@ -3195,13 +3333,16 @@ static void opt_output_file(const char *filename)
             audio_enc = &st->codec;
             audio_enc->codec_type = CODEC_TYPE_AUDIO;
 
+            if(audio_codec_tag)
+                audio_enc->codec_tag= audio_codec_tag;
+
             if(!strcmp(file_oformat->name, "mp4") || !strcmp(file_oformat->name, "mov") || !strcmp(file_oformat->name, "3gp"))
                 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;
+                codec_id = av_guess_codec(file_oformat, NULL, filename, NULL, CODEC_TYPE_AUDIO);
                 if (audio_codec_id != CODEC_ID_NONE)
                     codec_id = audio_codec_id;
                 audio_enc->codec_id = codec_id;
@@ -3241,7 +3382,7 @@ static void opt_output_file(const char *filename)
 
     output_files[nb_output_files++] = oc;
 
-    strcpy(oc->filename, filename);
+    pstrcpy(oc->filename, sizeof(oc->filename), filename);
 
     /* check filename in case of an image number is expected */
     if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
@@ -3290,6 +3431,11 @@ static void opt_output_file(const char *filename)
         exit(1);
     }
 
+    oc->packet_size= mux_packet_size;
+    oc->mux_rate= mux_rate;
+    oc->preload= (int)(mux_preload*AV_TIME_BASE);
+    oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
+
     /* reset some options */
     file_oformat = NULL;
     file_iformat = NULL;
@@ -3446,11 +3592,13 @@ static void show_formats(void)
         int decode=0;
         int encode=0;
         const char *name=NULL;
+        const char *long_name=NULL;
 
         for(ofmt = first_oformat; ofmt != NULL; ofmt = ofmt->next) {
             if((name == NULL || strcmp(ofmt->name, name)<0) &&
                 strcmp(ofmt->name, last_name)>0){
                 name= ofmt->name;
+                long_name= ofmt->long_name;
                 encode=1;
             }
         }
@@ -3458,6 +3606,7 @@ static void show_formats(void)
             if((name == NULL || strcmp(ifmt->name, name)<0) &&
                 strcmp(ifmt->name, last_name)>0){
                 name= ifmt->name;
+                long_name= ifmt->long_name;
                 encode=0;
             }
             if(name && strcmp(ifmt->name, name)==0)
@@ -3468,21 +3617,23 @@ static void show_formats(void)
         last_name= name;
         
         printf(
-            " %s%s %s\n", 
+            " %s%s %-15s %s\n", 
             decode ? "D":" ", 
             encode ? "E":" ", 
-            name);
+            name,
+            long_name ? long_name:" ");
     }
     printf("\n");
 
-    printf("Image formats:\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 %s\n",
+            " %s%s %-6s %s\n",
             image_fmt->img_read  ? "D":" ",
             image_fmt->img_write ? "E":" ",
-            image_fmt->name);
+            image_fmt->name,
+            image_fmt->extensions ? image_fmt->extensions:" ");
     }
     printf("\n");
 
@@ -3585,6 +3736,7 @@ void opt_intra_matrix(const char *arg)
 static void opt_target(const char *arg)
 {
     int norm = -1;
+    static const char const *frame_rates[] = {"25", "30000/1001", "24000/1001"};
 
     if(!strncmp(arg, "pal-", 4)) {
         norm = 0;
@@ -3592,6 +3744,9 @@ static void opt_target(const char *arg)
     } else if(!strncmp(arg, "ntsc-", 5)) {
         norm = 1;
         arg += 5;
+    } else if(!strncmp(arg, "film-", 5)) {
+        norm = 2;
+        arg += 5;
     } else {
         int fr;
         /* Calculate FR via float to avoid int overflow */
@@ -3624,12 +3779,12 @@ static void opt_target(const char *arg)
             }
         }
         if(verbose && norm >= 0)
-            printf("Assuming %s for target.\n", norm ? "NTSC" : "PAL");
+            fprintf(stderr, "Assuming %s for target.\n", norm ? "NTSC" : "PAL");
     }
 
     if(norm < 0) {
-        fprintf(stderr, "Could not determine norm (PAL/NTSC) for target.\n");
-        fprintf(stderr, "Please prefix target with \"pal-\" or \"ntsc-\",\n");
+        fprintf(stderr, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n");
+        fprintf(stderr, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n");
         fprintf(stderr, "or set a framerate with \"-r xxx\".\n");
         exit(1);
     }
@@ -3641,6 +3796,8 @@ static void opt_target(const char *arg)
         opt_format("vcd");
 
         opt_frame_size(norm ? "352x240" : "352x288");
+        opt_frame_rate(frame_rates[norm]);
+        opt_gop_size(norm ? "18" : "15");
 
         video_bit_rate = 1150000;
         video_rc_max_rate = 1150000;
@@ -3649,7 +3806,16 @@ static void opt_target(const char *arg)
 
         audio_bit_rate = 224000;
         audio_sample_rate = 44100;
-
+        
+        mux_packet_size= 2324;
+        mux_rate= 2352 * 75 * 8;
+
+        /* We have to offset the PTS, so that it is consistent with the SCR.
+           SCR starts at 36000, but the first two packs contain only padding
+           and the first pack from the other stream, respectively, may also have
+           been written before.
+           So the real data starts at SCR 36000+3*1200. */
+        mux_preload= (36000+3*1200) / 90000.0; //0.44
     } else if(!strcmp(arg, "svcd")) {
 
         opt_video_codec("mpeg2video");
@@ -3657,6 +3823,7 @@ static void opt_target(const char *arg)
         opt_format("svcd");
 
         opt_frame_size(norm ? "480x480" : "480x576");
+        opt_frame_rate(frame_rates[norm]);
         opt_gop_size(norm ? "18" : "15");
 
         video_bit_rate = 2040000;
@@ -3668,13 +3835,16 @@ static void opt_target(const char *arg)
         audio_bit_rate = 224000;
         audio_sample_rate = 44100;
 
+        mux_packet_size= 2324;
+
     } else if(!strcmp(arg, "dvd")) {
 
         opt_video_codec("mpeg2video");
         opt_audio_codec("ac3");
-        opt_format("vob");
+        opt_format("dvd");
 
         opt_frame_size(norm ? "720x480" : "720x576");
+        opt_frame_rate(frame_rates[norm]);
         opt_gop_size(norm ? "18" : "15");
 
         video_bit_rate = 6000000;
@@ -3682,9 +3852,22 @@ static void opt_target(const char *arg)
         video_rc_min_rate = 0; //1500000;
         video_rc_buffer_size = 224*1024*8;
 
+        mux_packet_size= 2048;  // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack.
+        mux_rate = 10080000;    // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8
+
         audio_bit_rate = 448000;
         audio_sample_rate = 48000;
 
+    } else if(!strcmp(arg, "dv")) {
+
+        opt_format("dv");
+
+        opt_frame_size(norm ? "720x480" : "720x576");
+        opt_frame_rate(frame_rates[norm]);
+
+        audio_sample_rate = 48000;
+        audio_channels = 2;
+
     } else {
         fprintf(stderr, "Unknown target: %s\n", arg);
         exit(1);
@@ -3693,7 +3876,7 @@ static void opt_target(const char *arg)
 
 static void show_version(void)
 {
-    printf("ffmpeg      " FFMPEG_VERSION "\n"
+    fprintf(stderr, "ffmpeg      " FFMPEG_VERSION "\n"
            "libavcodec  %d\n"
            "libavformat %d\n", 
            avcodec_build(), LIBAVFORMAT_BUILD);
@@ -3732,7 +3915,7 @@ const OptionDef options[] = {
     { "re", OPT_BOOL | OPT_EXPERT, {(void*)&rate_emu}, "read input at native frame rate", "" },
     { "loop", OPT_BOOL | OPT_EXPERT, {(void*)&loop_input}, "loop (current only works with images)" },
     { "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" },
+    { "target", HAS_ARG, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"pal-vcd\", \"ntsc-svcd\", ...)", "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", "" },
@@ -3740,6 +3923,9 @@ const OptionDef options[] = {
 
     /* video options */
     { "b", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate}, "set video bitrate (in kbit/s)", "bitrate" },
+    { "vframes", OPT_INT | HAS_ARG | OPT_VIDEO, {(void*)&max_frames[CODEC_TYPE_VIDEO]}, "set the number of video frames to record", "number" },
+    { "aframes", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&max_frames[CODEC_TYPE_AUDIO]}, "set the number of audio frames to record", "number" },
+    { "dframes", OPT_INT | HAS_ARG, {(void*)&max_frames[CODEC_TYPE_DATA]}, "set the number of data frames to record", "number" },
     { "r", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_rate}, "set frame rate (Hz value, fraction or abbreviation)", "rate" },
     { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" },
     { "aspect", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_aspect_ratio}, "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" },
@@ -3765,6 +3951,7 @@ const OptionDef options[] = {
     { "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" },
     { "qblur", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qblur}, "video quantiser scale blur (VBR)", "blur" },
+    { "qsquish", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qsquish}, "how to keep quantiser between qmin and qmax (0 = clip, 1 = use differentiable function)", "squish" },
     { "qcomp", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qcomp}, "video quantiser scale compression (VBR)", "compression" },
     { "rc_init_cplx", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_rc_initial_cplx}, "initial complexity for 1-pass encoding", "complexity" },
     { "b_qfactor", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_b_qfactor}, "qp factor between p and b frames", "factor" },
@@ -3798,6 +3985,8 @@ const OptionDef options[] = {
     { "cmp", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_cmp}, "fullpel compare function", "cmp function" },
     { "precmp", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_pre_cmp}, "pre motion estimation compare function", "cmp function" },
     { "preme", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_pre_me}, "pre motion estimation", "" },
+    { "lelim", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_lelim}, "single coefficient elimination threshold for luminance (negative values also consider DC coefficient)", "elim" },
+    { "celim", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_celim}, "single coefficient elimination threshold for chrominance (negative values also consider DC coefficient)", "elim" },
     { "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", "" },
@@ -3832,7 +4021,10 @@ const OptionDef options[] = {
     { "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" },
+    { "mv0", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_mv0}, "try to encode each MB with MV=<0,0> and choose the better one (has no effect if mbd=0)" },
+    { "naq", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_normalize_aqp}, "normalize adaptive quantization" },
     { "cgop", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&closed_gop}, "closed gop" },
+    { "sgop", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&strict_gop}, "strict 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" },
@@ -3851,6 +4043,11 @@ const OptionDef options[] = {
     { "nssew", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&nsse_weight}, "weight", "" },
     { "subq", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&subpel_quality}, "", "" },
     { "lowres", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&lowres}, "", "" },
+    { "vtag", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_tag}, "force video tag/fourcc", "fourcc/tag" },
+    { "skip_threshold", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&frame_skip_threshold}, "frame skip threshold", "threshold" },
+    { "skip_factor", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&frame_skip_factor}, "frame skip factor", "factor" },
+    { "skip_exp", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&frame_skip_exp}, "frame skip exponent", "exponent" },
+    { "skip_cmp", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&frame_skip_cmp}, "frame skip compare function", "compare function" },
 
     /* audio options */
     { "ab", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_bitrate}, "set audio bitrate (in kbit/s)", "bitrate", },
@@ -3858,25 +4055,36 @@ const OptionDef options[] = {
     { "ac", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_channels}, "set number of audio channels", "channels" },
     { "an", OPT_BOOL | OPT_AUDIO, {(void*)&audio_disable}, "disable audio" },
     { "acodec", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" },
+    { "atag", HAS_ARG | OPT_EXPERT | OPT_AUDIO, {(void*)opt_audio_tag}, "force audio tag/fourcc", "fourcc/tag" },
 
     /* grab options */
     { "vd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_device}, "set video grab device", "device" },
     { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "set video grab channel (DV1394 only)", "channel" },
     { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "set television standard (NTSC, PAL (SECAM))", "standard" },
-    { "dv1394", OPT_EXPERT | OPT_GRAB, {(void*)opt_dv1394}, "set DV1394 grab", "" },
     { "ad", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_GRAB, {(void*)opt_audio_device}, "set audio device", "device" },
+
+    /* G.2 grab options */ 
+    { "grab", HAS_ARG | OPT_EXPERT | OPT_GRAB, {(void*)opt_grab}, "request grabbing using", "format" },
+    { "gd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_grab_device}, "set grab device", "device" },
+ 
+    /* muxer options */   
+    { "muxrate", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&mux_rate}, "set mux rate", "rate" },
+    { "packetsize", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&mux_packet_size}, "set packet size", "size" },
+    { "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT, {(void*)&mux_max_delay}, "set the maximum demux-decode delay", "seconds" },
+    { "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT, {(void*)&mux_preload}, "set the initial demux-decode delay", "seconds" },
     { NULL, },
 };
 
 static void show_banner(void)
 {
-    printf("ffmpeg version " FFMPEG_VERSION ", build %d, Copyright (c) 2000-2004 Fabrice Bellard\n",
+    fprintf(stderr, "ffmpeg version " FFMPEG_VERSION ", build %d, Copyright (c) 2000-2004 Fabrice Bellard\n",
         LIBAVCODEC_BUILD);
-    printf("  built on " __DATE__ " " __TIME__);
+    fprintf(stderr, "  configuration: %s\n", FFMPEG_CONFIGURATION);
+    fprintf(stderr, "  built on " __DATE__ " " __TIME__);
 #ifdef __GNUC__
-    printf(", gcc: %s\n", __VERSION__);
+    fprintf(stderr, ", gcc: %s\n", __VERSION__);
 #else
-    printf(", using a non-gcc compiler\n");
+    fprintf(stderr, ", using a non-gcc compiler\n");
 #endif
 }