diff --git a/ffmpeg.c b/ffmpeg.c
index 24777deaffde362d6c6dcad9b83a3472a82a3a40..b57caa6d59f6d8bf6274ff8b0df9fdf306ada6a8 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -1100,165 +1100,165 @@ 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->time_base.num != 0) {
-                        ist->next_pts += ((int64_t)AV_TIME_BASE *
-                                          ist->st->codec->time_base.num) /
-                            ist->st->codec->time_base.den;
-                    }
-                    break;
+            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->time_base.num != 0) {
+                    ist->next_pts += ((int64_t)AV_TIME_BASE *
+                                      ist->st->codec->time_base.num) /
+                        ist->st->codec->time_base.den;
                 }
-                data_buf = ptr;
-                data_size = len;
-                ret = len;
-                len = 0;
-            }
-
-            buffer_to_free = NULL;
-            if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
-                pre_process_video_frame(ist, (AVPicture *)&picture,
-                                        &buffer_to_free);
+                break;
             }
-
-            // preprocess audio (volume)
-            if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
-                if (audio_volume != 256) {
-                    short *volp;
-                    volp = samples;
-                    for(i=0;i<(data_size / sizeof(short));i++) {
-                        int v = ((*volp) * audio_volume + 128) >> 8;
-                        if (v < -32768) v = -32768;
-                        if (v >  32767) v = 32767;
-                        *volp++ = v;
-                    }
+            data_buf = ptr;
+            data_size = len;
+            ret = len;
+            len = 0;
+        }
+
+        buffer_to_free = NULL;
+        if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
+            pre_process_video_frame(ist, (AVPicture *)&picture,
+                                    &buffer_to_free);
+        }
+
+        // preprocess audio (volume)
+        if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
+            if (audio_volume != 256) {
+                short *volp;
+                volp = samples;
+                for(i=0;i<(data_size / sizeof(short));i++) {
+                    int v = ((*volp) * audio_volume + 128) >> 8;
+                    if (v < -32768) v = -32768;
+                    if (v >  32767) v = 32767;
+                    *volp++ = v;
                 }
             }
+        }
 
-            /* frame rate emulation */
-            if (ist->st->codec->rate_emu) {
-                int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
-                int64_t now = av_gettime() - ist->start;
-                if (pts > now)
-                    usleep(pts - now);
+        /* frame rate emulation */
+        if (ist->st->codec->rate_emu) {
+            int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
+            int64_t now = av_gettime() - ist->start;
+            if (pts > now)
+                usleep(pts - now);
 
-                ist->frame++;
-            }
+            ist->frame++;
+        }
 
 #if 0
-            /* mpeg PTS deordering : if it is a P or I frame, the PTS
-               is the one of the next displayed one */
-            /* XXX: add mpeg4 too ? */
-            if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
-                if (ist->st->codec->pict_type != B_TYPE) {
-                    int64_t tmp;
-                    tmp = ist->last_ip_pts;
-                    ist->last_ip_pts  = ist->frac_pts.val;
-                    ist->frac_pts.val = tmp;
-                }
+        /* mpeg PTS deordering : if it is a P or I frame, the PTS
+           is the one of the next displayed one */
+        /* XXX: add mpeg4 too ? */
+        if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
+            if (ist->st->codec->pict_type != B_TYPE) {
+                int64_t tmp;
+                tmp = ist->last_ip_pts;
+                ist->last_ip_pts  = ist->frac_pts.val;
+                ist->frac_pts.val = tmp;
             }
+        }
 #endif
-            /* if output time reached then transcode raw format,
-               encode packets and output them */
-            if (start_time == 0 || ist->pts >= start_time)
-                for(i=0;i<nb_ostreams;i++) {
-                    int frame_size;
+        /* if output time reached then transcode raw format,
+           encode packets and output them */
+        if (start_time == 0 || ist->pts >= start_time)
+            for(i=0;i<nb_ostreams;i++) {
+                int frame_size;
 
-                    ost = ost_table[i];
-                    if (ost->source_index == ist_index) {
-                        os = output_files[ost->file_index];
+                ost = ost_table[i];
+                if (ost->source_index == ist_index) {
+                    os = output_files[ost->file_index];
 
 #if 0
-                        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 * ost->st->time_base.num / ost->st->time_base.den));
+                    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 * ost->st->time_base.num / ost->st->time_base.den));
 #endif
-                        /* set the input output pts pairs */
-                        //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
-
-                        if (ost->encoding_needed) {
-                            switch(ost->st->codec->codec_type) {
-                            case CODEC_TYPE_AUDIO:
-                                do_audio_out(os, ost, ist, data_buf, data_size);
-                                break;
-                            case CODEC_TYPE_VIDEO:
-                                    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);
-                                break;
-                            case CODEC_TYPE_SUBTITLE:
-                                do_subtitle_out(os, ost, ist, &subtitle,
-                                                pkt->pts);
-                                break;
-                            default:
-                                av_abort();
-                            }
-                        } else {
-                            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;
-
-                            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;
-                                ost->sync_opts++;
-                            }
+                    /* set the input output pts pairs */
+                    //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
 
-                            opkt.stream_index= ost->index;
-                            if(pkt->pts != AV_NOPTS_VALUE)
-                                opkt.pts= av_rescale_q(av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q,  ost->st->time_base);
-                            else
-                                opkt.pts= AV_NOPTS_VALUE;
-
-                            {
-                                int64_t dts;
-                                if (pkt->dts == AV_NOPTS_VALUE)
-                                    dts = ist->next_pts;
-                                else
-                                    dts= av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
-                                opkt.dts= av_rescale_q(dts + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q,  ost->st->time_base);
-                            }
-                            opkt.flags= pkt->flags;
+                    if (ost->encoding_needed) {
+                        switch(ost->st->codec->codec_type) {
+                        case CODEC_TYPE_AUDIO:
+                            do_audio_out(os, ost, ist, data_buf, data_size);
+                            break;
+                        case CODEC_TYPE_VIDEO:
+                            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);
+                            break;
+                        case CODEC_TYPE_SUBTITLE:
+                            do_subtitle_out(os, ost, ist, &subtitle,
+                                            pkt->pts);
+                            break;
+                        default:
+                            av_abort();
+                        }
+                    } else {
+                        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;
+
+                        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;
+                            ost->sync_opts++;
+                        }
 
-                            //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
-                            if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
-                                opkt.destruct= av_destruct_packet;
+                        opkt.stream_index= ost->index;
+                        if(pkt->pts != AV_NOPTS_VALUE)
+                            opkt.pts= av_rescale_q(av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q,  ost->st->time_base);
+                        else
+                            opkt.pts= AV_NOPTS_VALUE;
 
-                            write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][pkt->stream_index]);
-                            ost->st->codec->frame_number++;
-                            ost->frame_number++;
-                            av_free_packet(&opkt);
+                        {
+                            int64_t dts;
+                            if (pkt->dts == AV_NOPTS_VALUE)
+                                dts = ist->next_pts;
+                            else
+                                dts= av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
+                            opkt.dts= av_rescale_q(dts + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q,  ost->st->time_base);
                         }
+                        opkt.flags= pkt->flags;
+
+                        //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
+                        if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
+                            opkt.destruct= av_destruct_packet;
+
+                        write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][pkt->stream_index]);
+                        ost->st->codec->frame_number++;
+                        ost->frame_number++;
+                        av_free_packet(&opkt);
                     }
                 }
-            av_free(buffer_to_free);
-            /* XXX: allocate the subtitles in the codec ? */
-            if (subtitle_to_free) {
-                if (subtitle_to_free->rects != NULL) {
-                    for (i = 0; i < subtitle_to_free->num_rects; i++) {
-                        av_free(subtitle_to_free->rects[i].bitmap);
-                        av_free(subtitle_to_free->rects[i].rgba_palette);
-                    }
-                    av_freep(&subtitle_to_free->rects);
+            }
+        av_free(buffer_to_free);
+        /* XXX: allocate the subtitles in the codec ? */
+        if (subtitle_to_free) {
+            if (subtitle_to_free->rects != NULL) {
+                for (i = 0; i < subtitle_to_free->num_rects; i++) {
+                    av_free(subtitle_to_free->rects[i].bitmap);
+                    av_free(subtitle_to_free->rects[i].rgba_palette);
                 }
-                subtitle_to_free->num_rects = 0;
-                subtitle_to_free = NULL;
+                av_freep(&subtitle_to_free->rects);
             }
+            subtitle_to_free->num_rects = 0;
+            subtitle_to_free = NULL;
         }
+    }
  discard_packet:
     if (pkt == NULL) {
         /* EOF handling */