Wed Nov 2 13:41:53 UTC 2011

1 files changed, 0 insertions, 1915 deletions

diff --git a/community/dvdstyler/dvdstyler-ffmpeg.patch b/community/dvdstyler/dvdstyler-ffmpeg.patch
deleted file mode 100644
index f2f56f6ff..000000000
--- a/community/dvdstyler/dvdstyler-ffmpeg.patch
+++ /dev/null
@@ -1,1915 +0,0 @@
-diff -Naur DVDStyler-1.8.4.3.orig/src/mediatrc_ffmpeg.cpp DVDStyler-1.8.4.3/src/mediatrc_ffmpeg.cpp
---- DVDStyler-1.8.4.3.orig/src/mediatrc_ffmpeg.cpp	2011-05-15 09:23:34.000000000 -0400
-+++ DVDStyler-1.8.4.3/src/mediatrc_ffmpeg.cpp	2011-09-18 18:13:03.000000000 -0400
-@@ -3,7 +3,7 @@
- // Purpose:     FFMPEG Media Transcoder
- // Author:      Alex Thuering
- // Created:     26.04.2008
--// RCS-ID:      $Id: mediatrc_ffmpeg.cpp,v 1.33 2011/05/15 13:23:34 ntalex Exp $
-+// RCS-ID:      $Id: mediatrc_ffmpeg.cpp,v 1.34 2011/07/24 07:58:21 ntalex Exp $
- // Copyright:   (c) Alex Thuering
- // Licence:     GPL
- /////////////////////////////////////////////////////////////////////////////
-@@ -17,21 +17,16 @@
- #include <math.h>
- #include <errno.h>
- extern "C" {
--#ifdef HAVE_FFMPEG_AVUTIL_H
--#include <opt.h>
--#include <swscale.h>
--#include <avutil.h>
--#include <fifo.h>
--#include <avfilter.h>
--#include <avfiltergraph.h>
--#else
--#include <libavcodec/opt.h>
--#include <libswscale/swscale.h>
-+#include <libavutil/opt.h>
- #include <libavutil/avutil.h>
- #include <libavutil/fifo.h>
-+#include <libavutil/dict.h>
-+#include <libavutil/pixdesc.h>
-+#include <libswscale/swscale.h>
-+#include <libavfilter/avcodec.h>
- #include <libavfilter/avfilter.h>
- #include <libavfilter/avfiltergraph.h>
--#endif
-+#include <libavfilter/vsink_buffer.h>
- }
- 
- #define AUDIO_BUF_SIZE 50000
-@@ -48,101 +43,19 @@
- #define INT64_MAX INT64_C(9223372036854775807)
- #endif
- 
--#if LIBAVFORMAT_VERSION_INT < AV_VERSION_INT(52, 45, 0)
--#define av_guess_format guess_format
--#endif
--
--#if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(52, 64, 0)
--#define AVMediaType CodecType
--#define AVMEDIA_TYPE_UNKNOWN CODEC_TYPE_UNKNOWN
--#define AVMEDIA_TYPE_VIDEO CODEC_TYPE_VIDEO
--#define AVMEDIA_TYPE_AUDIO CODEC_TYPE_AUDIO
--#define AVMEDIA_TYPE_DATA CODEC_TYPE_DATA
--#define AVMEDIA_TYPE_SUBTITLE CODEC_TYPE_SUBTITLE
--#define AVMEDIA_TYPE_ATTACHMENT CODEC_TYPE_ATTACHMENT
--#define AVMEDIA_TYPE_NB CODEC_TYPE_NB
-+#if LIBAVFORMAT_VERSION_INT < AV_VERSION_INT(53, 4, 0)
-+#define AVIO_FLAG_WRITE AVIO_WRONLY
- #endif
- 
- //////////////////////////// AVAudioConvert /////////////////////////////////
--
--struct AVAudioConvert {
--    int in_channels, out_channels;
--    int fmt_pair;
--};
--
--AVAudioConvert *av_audio_convert_alloc(enum AVSampleFormat out_fmt, int out_channels,
--                                       enum AVSampleFormat in_fmt, int in_channels,
--                                       const float *matrix, int flags) {
--	AVAudioConvert *ctx;
--	if (in_channels != out_channels)
--		return NULL;
--	ctx = (AVAudioConvert*) av_malloc(sizeof(AVAudioConvert));
--	if (!ctx)
--		return NULL;
--	ctx->in_channels = in_channels;
--	ctx->out_channels = out_channels;
--	ctx->fmt_pair = out_fmt + AV_SAMPLE_FMT_NB * in_fmt;
--	return ctx;
--}
--
--void av_audio_convert_free(AVAudioConvert *ctx) {
--    av_free(ctx);
--}
--
--int av_audio_convert(AVAudioConvert *ctx,
--                     void * const out[6], const int out_stride[6],
--                     const void * const in[6], const int in_stride[6], int len) {
--	int ch;
--
--	//FIXME optimize common cases
--
--	for (ch = 0; ch < ctx->out_channels; ch++) {
--		const int is = in_stride[ch];
--		const int os = out_stride[ch];
--		const uint8_t *pi = (const uint8_t *) in[ch];
--		uint8_t *po = (uint8_t *) out[ch];
--		uint8_t *end = po + os * len;
--		if (!out[ch])
--			continue;
--
--#define CONV(ofmt, otype, ifmt, expr)\
--if(ctx->fmt_pair == ofmt + AV_SAMPLE_FMT_NB*ifmt){\
--    do{\
--        *(otype*)po = expr; pi += is; po += os;\
--    }while(po < end);\
--}
--
--//FIXME put things below under ifdefs so we do not waste space for cases no codec will need
--//FIXME rounding ?
--
--             CONV(AV_SAMPLE_FMT_U8 , uint8_t, AV_SAMPLE_FMT_U8 ,  *(const uint8_t*)pi)
--        else CONV(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_U8 , (*(const uint8_t*)pi - 0x80)<<8)
--        else CONV(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_U8 , (*(const uint8_t*)pi - 0x80)<<24)
--        else CONV(AV_SAMPLE_FMT_FLT, float  , AV_SAMPLE_FMT_U8 , (*(const uint8_t*)pi - 0x80)*(1.0 / (1<<7)))
--        else CONV(AV_SAMPLE_FMT_DBL, double , AV_SAMPLE_FMT_U8 , (*(const uint8_t*)pi - 0x80)*(1.0 / (1<<7)))
--        else CONV(AV_SAMPLE_FMT_U8 , uint8_t, AV_SAMPLE_FMT_S16, (*(const int16_t*)pi>>8) + 0x80)
--        else CONV(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_S16,  *(const int16_t*)pi)
--        else CONV(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_S16,  *(const int16_t*)pi<<16)
--        else CONV(AV_SAMPLE_FMT_FLT, float  , AV_SAMPLE_FMT_S16,  *(const int16_t*)pi*(1.0 / (1<<15)))
--        else CONV(AV_SAMPLE_FMT_DBL, double , AV_SAMPLE_FMT_S16,  *(const int16_t*)pi*(1.0 / (1<<15)))
--        else CONV(AV_SAMPLE_FMT_U8 , uint8_t, AV_SAMPLE_FMT_S32, (*(const int32_t*)pi>>24) + 0x80)
--        else CONV(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_S32,  *(const int32_t*)pi>>16)
--        else CONV(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_S32,  *(const int32_t*)pi)
--        else CONV(AV_SAMPLE_FMT_FLT, float  , AV_SAMPLE_FMT_S32,  *(const int32_t*)pi*(1.0 / (1U<<31)))
--        else CONV(AV_SAMPLE_FMT_DBL, double , AV_SAMPLE_FMT_S32,  *(const int32_t*)pi*(1.0 / (1U<<31)))
--        else CONV(AV_SAMPLE_FMT_U8 , uint8_t, AV_SAMPLE_FMT_FLT, av_clip_uint8(  lrintf(*(const float*)pi * (1<<7)) + 0x80))
--        else CONV(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, av_clip_int16(  lrintf(*(const float*)pi * (1<<15))))
--        else CONV(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, av_clipl_int32(llrintf(*(const float*)pi * (1U<<31))))
--        else CONV(AV_SAMPLE_FMT_FLT, float  , AV_SAMPLE_FMT_FLT, *(const float*)pi)
--        else CONV(AV_SAMPLE_FMT_DBL, double , AV_SAMPLE_FMT_FLT, *(const float*)pi)
--        else CONV(AV_SAMPLE_FMT_U8 , uint8_t, AV_SAMPLE_FMT_DBL, av_clip_uint8(  lrint(*(const double*)pi * (1<<7)) + 0x80))
--        else CONV(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, av_clip_int16(  lrint(*(const double*)pi * (1<<15))))
--        else CONV(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, av_clipl_int32(llrint(*(const double*)pi * (1U<<31))))
--        else CONV(AV_SAMPLE_FMT_FLT, float  , AV_SAMPLE_FMT_DBL, *(const double*)pi)
--        else CONV(AV_SAMPLE_FMT_DBL, double , AV_SAMPLE_FMT_DBL, *(const double*)pi)
--        else return -1;
--    }
--    return 0;
-+// audioconvert.h
-+extern "C" {
-+struct AVAudioConvert;
-+AVAudioConvert *av_audio_convert_alloc(enum AVSampleFormat out_fmt, int out_channels, enum AVSampleFormat in_fmt,
-+		int in_channels, const float *matrix, int flags);
-+void av_audio_convert_free(AVAudioConvert *ctx);
-+int av_audio_convert(AVAudioConvert *ctx, void * const out[6], const int out_stride[6], const void * const in[6],
-+		const int in_stride[6], int len);
- }
- 
- //////////////////////////// AVOutputStream /////////////////////////////////
-@@ -161,6 +74,8 @@
- 	struct AVInputStream *sync_ist; /* input stream to sync against */
- 	int64_t sync_opts; /* output frame counter, could be changed to some true timestamp *///FIXME look at frame_number
- 	AVBitStreamFilterContext *bitstream_filters;
-+	AVCodec *enc;
-+	
- 	/* video only */
- 	int video_resample;
- 	AVFrame resample_frame; /* temporary frame for image resampling */
-@@ -168,17 +83,19 @@
- 	int resample_height;
- 	int resample_width;
- 	int resample_pix_fmt;
-+    AVRational frame_rate;
- 	
- 	float frame_aspect_ratio;
-+	
- 	/* forced key frames */
--//	int64_t *forced_kf_pts;
--//	int forced_kf_count;
--//	int forced_kf_index;
-+	int64_t *forced_kf_pts;
-+	int forced_kf_count;
-+	int forced_kf_index;
- 
- 	/* audio only */
- 	int audio_resample;
- 	ReSampleContext *resample; /* for audio resampling */
--	int resample_sample_fmt;
-+	AVSampleFormat resample_sample_fmt;
- 	int resample_channels;
- 	int resample_sample_rate;
- 	int reformat_pair;
-@@ -216,94 +133,22 @@
- } AVInputStream;
- 
- typedef struct AVInputFile {
-+	AVFormatContext *ctx;
- 	int eof_reached; /* true if eof reached */
- 	int ist_index; /* index of first stream in ist_table */
- 	int buffer_size; /* current total buffer size */
--	int nb_streams; /* nb streams we are aware of */
- } AVInputFile;
- 
--//#include <libavfilter/vsrc_buffer.h>
--extern "C" {
--	int av_vsrc_buffer_add_frame2(AVFilterContext *buffer_filter, AVFrame *frame, int64_t pts,
--			AVRational pixel_aspect, int width, int height, enum PixelFormat pix_fmt, const char *sws_param);
--}
--
--//#include "cmdutils.h"
--typedef struct {
--    enum PixelFormat pix_fmt;
--} FFSinkContext;
--
--int ffsink_init(AVFilterContext *ctx, const char *args, void *opaque)
-+static int configure_video_filters(AVInputStream *ist, AVOutputStream *ost)
- {
--    FFSinkContext *priv = (FFSinkContext*) ctx->priv;
--
--    if (!opaque)
--        return AVERROR(EINVAL);
--    *priv = *(FFSinkContext *)opaque;
--
--    return 0;
--}
--
--void null_end_frame(AVFilterLink *inlink) { }
--
--int ffsink_query_formats(AVFilterContext *ctx) {
--    FFSinkContext *priv = (FFSinkContext*) ctx->priv;
--    int pix_fmts[] = { priv->pix_fmt, PIX_FMT_NONE };
--
--    avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
--    return 0;
--}
--
--int get_filtered_video_frame(AVFilterContext *ctx, AVFrame *frame, AVFilterBufferRef **picref_ptr, AVRational *tb) {
--	int ret;
--	AVFilterBufferRef *picref;
--	
--	if ((ret = avfilter_request_frame(ctx->inputs[0])) < 0)
--		return ret;
--	if (!(picref = ctx->inputs[0]->cur_buf))
--		return AVERROR(ENOENT);
--	*picref_ptr = picref;
--	ctx->inputs[0]->cur_buf = NULL;
--	*tb = ctx->inputs[0]->time_base;
--	
--	memcpy(frame->data, picref->data, sizeof(frame->data));
--	memcpy(frame->linesize, picref->linesize, sizeof(frame->linesize));
--	frame->interlaced_frame = picref->video->interlaced;
--	frame->top_field_first = picref->video->top_field_first;
--	
--	return 1;
--}
--
--AVFilter ffsink;
--AVFilterPad fInputs[2];
--AVFilterPad fOutputs[1];
--
--int configure_filters(AVInputStream *ist, AVOutputStream *ost) {
-     AVFilterContext *last_filter, *filter;
-     /** filter graph containing all filters including input & output */
-     AVCodecContext *codec = ost->st->codec;
-     AVCodecContext *icodec = ist->st->codec;
--    FFSinkContext ffsink_ctx;
--    ffsink_ctx.pix_fmt = codec->pix_fmt;
-+    enum PixelFormat pix_fmts[] = { codec->pix_fmt, PIX_FMT_NONE };
-     AVRational sample_aspect_ratio;
-     char args[255];
-     int ret;
--    
--	ffsink.name = "ffsink";
--	ffsink.priv_size = sizeof(FFSinkContext);
--	ffsink.init = ffsink_init;
--	ffsink.query_formats = ffsink_query_formats;
--	
--	fInputs[0].name = "default";
--	fInputs[0].type = AVMEDIA_TYPE_VIDEO;
--	fInputs[0].end_frame = null_end_frame;
--	fInputs[0].min_perms = AV_PERM_READ;
--	fInputs[1].name = NULL;
--	ffsink.inputs = fInputs;
--	fOutputs[0].name = NULL;
--	ffsink.outputs = fOutputs;
--	
--	int sws_flags = SWS_BICUBIC;
- 
-     ost->graph = avfilter_graph_alloc();
- 
-@@ -320,8 +165,8 @@
-                                        "src", args, NULL, ost->graph);
-     if (ret < 0)
-         return ret;
--    ret = avfilter_graph_create_filter(&ost->output_video_filter, &ffsink,
--                                       "out", NULL, &ffsink_ctx, ost->graph);
-+    ret = avfilter_graph_create_filter(&ost->output_video_filter, avfilter_get_by_name("buffersink"),
-+                                       "out", NULL, pix_fmts, ost->graph);
-     if (ret < 0)
-         return ret;
-     last_filter = ost->input_video_filter;
-@@ -330,7 +175,7 @@
-         snprintf(args, 255, "%d:%d:flags=0x%X",
-                  codec->width,
-                  codec->height,
--                 sws_flags);
-+                 ost->sws_flags);
-         if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
-                                                 NULL, args, NULL, ost->graph)) < 0)
-             return ret;
-@@ -339,12 +184,12 @@
-         last_filter = filter;
-     }
- 
--    snprintf(args, sizeof(args), "flags=0x%X", sws_flags);
-+    snprintf(args, sizeof(args), "flags=0x%X", ost->sws_flags);
-     ost->graph->scale_sws_opts = av_strdup(args);
- 
-     if (ost->avfilter) {
--        AVFilterInOut* outputs = (AVFilterInOut*) av_malloc(sizeof(AVFilterInOut));
--        AVFilterInOut* inputs  = (AVFilterInOut*) av_malloc(sizeof(AVFilterInOut));
-+        AVFilterInOut *outputs = avfilter_inout_alloc();
-+        AVFilterInOut *inputs  = avfilter_inout_alloc();
- 
-         outputs->name    = av_strdup("in");
-         outputs->filter_ctx = last_filter;
-@@ -356,7 +201,7 @@
-         inputs->pad_idx = 0;
-         inputs->next    = NULL;
- 
--        if ((ret = avfilter_graph_parse(ost->graph, ost->avfilter, inputs, outputs, NULL)) < 0)
-+        if ((ret = avfilter_graph_parse(ost->graph, ost->avfilter, &inputs, &outputs, NULL)) < 0)
-             return ret;
-         av_freep(&ost->avfilter);
-     } else {
-@@ -370,8 +215,10 @@
-     codec->width  = ost->output_video_filter->inputs[0]->w;
-     codec->height = ost->output_video_filter->inputs[0]->h;
-     codec->sample_aspect_ratio = ost->st->sample_aspect_ratio =
-+        ost->frame_aspect_ratio ? // overriden by the -aspect cli option
-+        av_d2q(ost->frame_aspect_ratio*codec->height/codec->width, 255) :
-         ost->output_video_filter->inputs[0]->sample_aspect_ratio;
--    
-+
-     return 0;
- }
- 
-@@ -412,12 +259,11 @@
- }
- 
- wxFfmpegMediaTranscoder::wxFfmpegMediaTranscoder(int threadCount) {
--	nb_input_files = 0;
- 	input_files_ts_scale[0] = NULL;
- 	nb_input_files_ts_scale[0] = 0;
--	output_codecs = NULL;
-+	input_codecs = NULL;
-+	nb_input_codecs = 0;  
- 	nb_output_files = 0;
--	nb_output_codecs = 0;
- 	stream_maps = NULL;
- 	nb_stream_maps = 0;
- 	nb_meta_data_maps = 0;
-@@ -429,7 +275,6 @@
- 	frame_width = 0;
- 	frame_height = 0;
- 	frame_aspect_ratio = 0;
--	frame_aspect_ratio_override = 0;
- 	frame_pix_fmt = PIX_FMT_NONE;
- 	frame_bits_per_raw_sample = 0;
- 	audio_sample_fmt = SAMPLE_FMT_NONE;
-@@ -476,12 +321,12 @@
- 	do_psnr = 0;
- 	do_pass = 0;
- 	pass_logfilename_prefix = "ffmpeg2pass";
--	video_sync_method= -1;
--	audio_sync_method= 0;
--	audio_drift_threshold= 0.1;
--	copy_ts= 0;
--	opt_shortest = 0; //
--	video_global_header = 0;
-+	video_sync_method = -1;
-+	audio_sync_method = 0;
-+	audio_drift_threshold = 0.1;
-+	copy_ts = 0;
-+	copy_tb = 0;
-+	opt_shortest = 0;
- 	vstats_filename = NULL;
- 	vstats_file = NULL;
- 	opt_programid = 0;
-@@ -519,6 +364,11 @@
- 	audio_bitstream_filters = NULL;
- 	subtitle_bitstream_filters = NULL;
- 	
-+	input_streams = NULL;
-+	nb_input_streams = 0;
-+	input_files = NULL;
-+	nb_input_files = 0;
-+	
- 	av_log_set_callback(&av_log_wxLog_callback);
- }
- 
-@@ -531,20 +381,39 @@
- 	avfilter_register_all();
- }
- 
-+// similar to ff_dynarray_add() and av_fast_realloc()
-+void* grow_array(void *array, int elem_size, int *size, int new_size) {
-+    if (new_size >= INT_MAX / elem_size) {
-+        wxLogError(wxT("Array too big."));
-+        return NULL;
-+    }
-+    if (*size < new_size) {
-+        uint8_t* tmp = (uint8_t*) av_realloc(array, new_size*elem_size);
-+        if (!tmp) {
-+        	wxLogError(wxT("Could not alloc buffer."));
-+            return NULL;
-+        }
-+        memset(tmp + *size*elem_size, 0, (new_size-*size) * elem_size);
-+        *size = new_size;
-+        return tmp;
-+    }
-+    return array;
-+}
-+
- bool wxFfmpegMediaTranscoder::AddInputFile(const wxString& fileName, bool disableVideo, bool disableAudio,
- 		bool disableSubtitle) {
- 	AVFormatContext *ic;
- 	int err, i, ret, rfps, rfps_base;
- 	int64_t timestamp;
--
-+	
- 	/* get default parameters from command line */
- 	ic = avformat_alloc_context();
- 	if (!ic) {
- 		PrintError(fileName, AVERROR(ENOMEM));
- 		return false;
- 	}
--	ic->flags |= AVFMT_FLAG_NONBLOCK;
--
-+	ic->flags |= AVFMT_FLAG_NONBLOCK | AVFMT_FLAG_PRIV_OPT;
-+	
- 	// open the input file with generic libav function
- 	err = av_open_input_file(&ic, (const char*) fileName.mb_str(), NULL, 0, NULL);
- 	if (err < 0) {
-@@ -606,39 +475,38 @@
- 	for (i=0; i<(int)ic->nb_streams; i++) {
- 		AVStream *st = ic->streams[i];
- 		AVCodecContext *dec = st->codec;
-+		AVInputStream *ist;
-+		
- 		dec->thread_count = thread_count;
-+        input_codecs = (AVCodec**) grow_array(input_codecs, sizeof(*input_codecs), &nb_input_codecs, nb_input_codecs + 1);
-+
-+        input_streams = (AVInputStream*) grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
-+        ist = &input_streams[nb_input_streams - 1];
-+        ist->st = st;
-+        ist->file_index = nb_input_files;
-+        ist->discard = 1;
-+        
- 		switch (dec->codec_type) {
- 		case AVMEDIA_TYPE_AUDIO:
-+			input_codecs[nb_input_codecs-1] = avcodec_find_decoder(dec->codec_id);
- 			channel_layout = dec->channel_layout;
--			audio_channels = dec->channels;
--			audio_sample_rate = dec->sample_rate;
- 			audio_sample_fmt = dec->sample_fmt;
- 			if (disableAudio)
- 				st->discard = AVDISCARD_ALL;
--            /* Note that av_find_stream_info can add more streams, and we
--             * currently have no chance of setting up lowres decoding
--             * early enough for them. */
--            if (dec->lowres)
--                audio_sample_rate >>= dec->lowres;
- 			break;
- 		case AVMEDIA_TYPE_VIDEO:
--			frame_height = dec->height;
--			frame_width = dec->width;
-+			input_codecs[nb_input_codecs-1] = avcodec_find_decoder(dec->codec_id);
- 			if(st->sample_aspect_ratio.num)
- 				frame_aspect_ratio=av_q2d(st->sample_aspect_ratio);
- 			else
- 				frame_aspect_ratio=av_q2d(dec->sample_aspect_ratio);
- 			frame_aspect_ratio *= (float) dec->width / dec->height;
--			frame_aspect_ratio_override = 0;
--			frame_pix_fmt = dec->pix_fmt;
- 			rfps = st->r_frame_rate.num;
- 			rfps_base = st->r_frame_rate.den;
--			if(dec->lowres) {
-+			if (dec->lowres) {
- 				dec->flags |= CODEC_FLAG_EMU_EDGE;
--				frame_height >>= dec->lowres;
--				frame_width  >>= dec->lowres;
--				dec->height = frame_height;
--                dec->width  = frame_width;  
-+				dec->height >>= dec->lowres;
-+				dec->width  >>= dec->lowres;
- 			}
- 			if (me_threshold)
- 				dec->debug |= FF_DEBUG_MV;
-@@ -650,9 +518,6 @@
- 					i, (float)dec->time_base.den / dec->time_base.num, dec->time_base.den, dec->time_base.num,
- 					(float)rfps / rfps_base, rfps, rfps_base);
- 			}
--			/* update the current frame rate to match the stream frame rate */
--			frame_rate.num = rfps;
--			frame_rate.den = rfps_base;
- 
- 			if (disableVideo)
- 				st->discard = AVDISCARD_ALL;
-@@ -660,6 +525,7 @@
- 		case AVMEDIA_TYPE_DATA:
- 			break;
- 		case AVMEDIA_TYPE_SUBTITLE:
-+			input_codecs[nb_input_codecs-1] = avcodec_find_decoder(dec->codec_id);
- 			if (disableSubtitle)
- 				st->discard = AVDISCARD_ALL;
- 			break;
-@@ -672,17 +538,26 @@
- 		}
- 	}
- 
--	input_files[nb_input_files] = ic;
- 	input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
- 	/* dump the file content */
- 	if (verbose >= 0)
- 		av_dump_format(ic, nb_input_files, (const char*)fileName.mb_str(), 0);
- 
--	nb_input_files++;
-+	input_files = (AVInputFile*) grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
-+	input_files[nb_input_files - 1].ctx        = ic;
-+	input_files[nb_input_files - 1].ist_index  = nb_input_streams - ic->nb_streams;
-+	
- 	input_files_ts_scale[nb_input_files] = NULL;
- 	nb_input_files_ts_scale[nb_input_files] = 0;
--
-+	
-+	top_field_first = -1;
- 	video_channel = 0;
-+    frame_rate    = (AVRational){0, 0};
-+    frame_pix_fmt = PIX_FMT_NONE;
-+    frame_height = 0;
-+    frame_width  = 0;
-+    audio_sample_rate = 0;
-+    audio_channels    = 0;
- 	return true;
- }
- 
-@@ -742,27 +617,27 @@
- 	
- 	oc->timestamp = recording_timestamp;
- 	
--	av_metadata_copy(&oc->metadata, metadata, 0);
--	av_metadata_free(&metadata);
--
-+	av_dict_copy(&oc->metadata, metadata, 0);
-+	av_dict_free(&metadata);
-+	
- 	output_files[nb_output_files++] = oc;
- 
- 	/* check filename in case of an image number is expected */
- 	if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
- 		if (!av_filename_number_test(oc->filename)) {
--			PrintError(fileName, AVERROR_NUMEXPECTED);
-+			PrintError(fileName, AVERROR(EINVAL));
- 			return false;
- 		}
- 	}
- 
- 	/* test if it already exists to avoid loosing precious files */
--	if (url_exist((const char*) fileName.mb_str())) {
-+	if (avio_check((const char*) fileName.mb_str(), 0) == 0) {
- 		wxLogError(wxT("File '%s' already exists"), fileName.c_str());
- 		return false;
- 	}
- 
- 	/* open the file */
--	int err = avio_open(&oc->pb, (const char*) fileName.mb_str(), URL_WRONLY);
-+	int err = avio_open(&oc->pb, (const char*) fileName.mb_str(), AVIO_FLAG_WRITE);
- 	if (err < 0) {
- 		PrintError(fileName, err);
- 		return false;
-@@ -777,39 +652,24 @@
- 	oc->preload= (int)(mux_preload*AV_TIME_BASE);
- 	oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
- 	oc->loop_output = loop_output;
--	oc->flags |= AVFMT_FLAG_NONBLOCK;
--
-+	
-+	frame_rate    = (AVRational){0, 0};
-+	frame_width   = 0;
-+	frame_height  = 0;
-+	audio_sample_rate = 0;
-+	audio_channels    = 0;
-+	
- 	return true;
- }
- 
- void wxFfmpegMediaTranscoder::PrintError(const wxString& msg, int err) {
--	switch (err) {
--	case AVERROR_NUMEXPECTED:
--		wxLogError(wxT("%s: Incorrect image filename syntax.\n"
--				"Use '%%d' to specify the image number:\n"
--				"  for img1.jpg, img2.jpg, ..., use 'img%%d.jpg';\n"
--				"  for img001.jpg, img002.jpg, ..., use 'img%%03d.jpg'."), msg.c_str());
--		break;
--	case AVERROR_INVALIDDATA:
--		wxLogError(wxT("%s: Error while parsing header"), msg.c_str());
--		break;
--	case AVERROR_NOFMT:
--		wxLogError(wxT("%s: Unknown format"), msg.c_str());
--		break;
--	case AVERROR(EIO):
--		wxLogError(wxT("%s: I/O error occured\n"
--				"Usually that means that input file is truncated and/or corrupted."), msg.c_str());
--		break;
--	case AVERROR(ENOMEM):
--		wxLogError(wxT("%s: memory allocation error occured"), msg.c_str());
--		break;
--	case AVERROR(ENOENT):
--		wxLogError(wxT("%s: no such file or directory"), msg.c_str());
--		break;
--	default:
--		wxLogError(wxT("%s: Error while opening file"), msg.c_str());
--		break;
--	}
-+	char errbuf[128];
-+	const char *errbuf_ptr = errbuf;
-+	
-+	if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
-+		errbuf_ptr = strerror(AVUNERROR(err));
-+	wxString errorStr(errbuf_ptr, wxConvUTF8);
-+	wxLogError(msg + wxT(": ") + errorStr);
- }
- 
- void choose_pixel_fmt(AVStream *st, AVCodec *codec) {
-@@ -819,12 +679,15 @@
- 			if(*p == st->codec->pix_fmt)
- 				break;
- 		}
--		if(*p == -1
--		   && !(   st->codec->codec_id==CODEC_ID_MJPEG
--				&& st->codec->strict_std_compliance <= FF_COMPLIANCE_INOFFICIAL
--				&& (   st->codec->pix_fmt == PIX_FMT_YUV420P
--					|| st->codec->pix_fmt == PIX_FMT_YUV422P)))
-+		if (*p == -1) {
-+			if(st->codec->pix_fmt != PIX_FMT_NONE)
-+			av_log(NULL, AV_LOG_WARNING,
-+				   "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
-+				   av_pix_fmt_descriptors[st->codec->pix_fmt].name,
-+				   codec->name,
-+				   av_pix_fmt_descriptors[codec->pix_fmts[0]].name);
- 			st->codec->pix_fmt = codec->pix_fmts[0];
-+		}
- 	}
- }
- 
-@@ -835,30 +698,20 @@
- 			if(*p == st->codec->sample_fmt)
- 				break;
- 		}
--		if (*p == -1)
-+		if (*p == -1) {
-+			if ((codec->capabilities & CODEC_CAP_LOSSLESS)
-+					&& av_get_sample_fmt_name(st->codec->sample_fmt) > av_get_sample_fmt_name(codec->sample_fmts[0]))
-+				av_log(NULL, AV_LOG_ERROR, "Convertion will not be lossless'\n");
-+			av_log(NULL, AV_LOG_WARNING,
-+				   "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
-+				   av_get_sample_fmt_name(st->codec->sample_fmt),
-+				   codec->name,
-+				   av_get_sample_fmt_name(codec->sample_fmts[0]));
- 			st->codec->sample_fmt = codec->sample_fmts[0];
-+		}
- 	}
- }
- 
--// similar to ff_dynarray_add() and av_fast_realloc()
--void* grow_array(void *array, int elem_size, int *size, int new_size) {
--    if (new_size >= INT_MAX / elem_size) {
--        wxLogError(wxT("Array too big."));
--        return NULL;
--    }
--    if (*size < new_size) {
--        uint8_t* tmp = (uint8_t*) av_realloc(array, new_size*elem_size);
--        if (!tmp) {
--        	wxLogError(wxT("Could not alloc buffer."));
--            return NULL;
--        }
--        memset(tmp + *size*elem_size, 0, (new_size-*size) * elem_size);
--        *size = new_size;
--        return tmp;
--    }
--    return array;
--}
--
- void choose_sample_rate(AVStream *st, AVCodec *codec) {
- 	if (codec && codec->supported_samplerates){
- 		const int *p= codec->supported_samplerates;
-@@ -893,6 +746,8 @@
- 	}
- 	ost->file_index = fileIdx;
- 	ost->index = idx;
-+	
-+	ost->sws_flags = SWS_BICUBIC;
- 	return ost;
- }
- 
-@@ -913,8 +768,6 @@
- 	if (!ost)
- 		return false;  
- 	
--	output_codecs = (AVCodec**)
--			grow_array(output_codecs, sizeof(*output_codecs), &nb_output_codecs, nb_output_codecs + 1);
- 	if (videoFormat != vfCOPY) {
- 		wxSize frameSize = GetFrameSize(videoFormat);
- 		frame_width = frameSize.GetWidth();
-@@ -929,21 +782,13 @@
- 			frame_rate.den = 1001;
- 		}
- 		codec = avcodec_find_encoder(codecId);
--		output_codecs[nb_output_codecs-1] = codec;
-+		ost->enc = codec;
- 		
- 		char* vfilters = NULL;
- 		if (m_videoFilters.length()) {
- 			vfilters = (char*) av_realloc(vfilters, m_videoFilters.length() + 1);
- 			snprintf(vfilters, m_videoFilters.length() + 1, "%s", (const char*) m_videoFilters.mb_str());
- 		}
--        if (frame_aspect_ratio_override) {
--			int i = vfilters ? strlen(vfilters) : 0;
--			vfilters = (char*) av_realloc(vfilters, i + 100);
--			snprintf(vfilters + i, 100, "%csetdar=%f", i ? ',' : ' ', frame_aspect_ratio);
--			frame_aspect_ratio = 0;
--			frame_aspect_ratio_override = 0;
--        }
--
-         ost->avfilter = vfilters;
- 	}
- 	
-@@ -954,17 +799,14 @@
- 	st->codec->thread_count = thread_count;
- 
- 	video_enc = st->codec;
--
-+	
- 	if (video_codec_tag)
- 		video_enc->codec_tag= video_codec_tag;
--
--	if ((video_global_header&1) || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))) {
-+	
-+	if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
- 		video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
- 	}
--	if (video_global_header&2) {
--		video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
--	}
--
-+	
- 	if (videoFormat == vfCOPY) {
- 		st->stream_copy = 1;
- 		video_enc->codec_type = AVMEDIA_TYPE_VIDEO;
-@@ -974,8 +816,6 @@
- 		const char *p;
- 		int i;
- 		
--		AVRational fps= frame_rate.num ? frame_rate : (AVRational) {25,1};
--		
- 		av_set_int(video_enc, "gop", isNTSC(videoFormat) ? 15 : 12);
- 		av_set_int(video_enc, "b", bitrate * 1000);
- 		av_set_int(video_enc, "maxrate", vbr ? 9000000 : bitrate * 1000);
-@@ -985,20 +825,16 @@
- 		av_set_int(video_enc, "packetsize", 2048);
- 		av_set_int(video_enc, "muxrate", 10080000);
- 		
-+		if (frame_rate.num)
-+			ost->frame_rate = frame_rate;
- 		video_enc->codec_id = codecId;
- 		
--		if (codec && codec->supported_framerates && !force_fps)
--			fps = codec->supported_framerates[av_find_nearest_q_idx(fps, codec->supported_framerates)];
--		video_enc->time_base.den = fps.num;
--		video_enc->time_base.num = fps.den;
- 		video_enc->width = frame_width;
- 		video_enc->height = frame_height;
- 		video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
- 		video_enc->pix_fmt = frame_pix_fmt;
- 		st->sample_aspect_ratio = video_enc->sample_aspect_ratio; 
--
--		choose_pixel_fmt(st, codec);
--
-+		
- 		if (intra_only)
- 			video_enc->gop_size = 0;
- 		if (video_qscale || same_quality) {
-@@ -1059,7 +895,7 @@
- //			parse_forced_key_frames(forced_key_frames, ost, video_enc);
- 	}
- 	if (video_language) {
--		av_metadata_set2(&st->metadata, "language", video_language, 0);
-+		av_dict_set(&st->metadata, "language", video_language, 0);
- 		av_freep(&video_language);
- 	}
- 	
-@@ -1084,12 +920,10 @@
- 	if (!ost)
- 		return false;
- 	
--	output_codecs = (AVCodec**)
--			grow_array(output_codecs, sizeof(*output_codecs), &nb_output_codecs, nb_output_codecs + 1);
- 	if (audioFormat != afNONE && audioFormat != afCOPY) {
- 		codecId = audioFormat == afMP2 ? CODEC_ID_MP2 : CODEC_ID_AC3;
- 		codec = avcodec_find_encoder(codecId);
--		output_codecs[nb_output_codecs-1] = codec;
-+		ost->enc = codec;
- 	}
- 	
- 	audio_sample_rate = 48000;
-@@ -1110,8 +944,6 @@
- 	}
- 	if (audioFormat == afCOPY) {
- 		st->stream_copy = 1;
--		audio_enc->channels = audio_channels;
--		audio_enc->sample_rate = audio_sample_rate;
- 	} else {
- 		av_set_int(audio_enc, "ab", bitrate*1000);
- 		codec = avcodec_find_encoder(codecId);
-@@ -1122,19 +954,16 @@
- 			st->quality = FF_QP2LAMBDA * audio_qscale;
- 			audio_enc->global_quality = (int) st->quality;
- 		}
--		audio_enc->channels = audio_channels;
-+        if (audio_channels)
-+            audio_enc->channels = audio_channels;
- 		audio_enc->sample_fmt = audio_sample_fmt;
--		audio_enc->sample_rate = audio_sample_rate;
-+		if (audio_sample_rate)
-+			audio_enc->sample_rate = audio_sample_rate;
- 		audio_enc->channel_layout = channel_layout;
--		if (av_get_channel_layout_nb_channels(channel_layout) != audio_channels)
--			audio_enc->channel_layout = 0;
- 		choose_sample_fmt(st, codec);
--		choose_sample_rate(st, codec);
- 	}
--	audio_enc->sample_rate = audio_sample_rate;
--	audio_enc->time_base= (AVRational) {1, audio_sample_rate};
- 	if (audio_language) {
--		av_metadata_set2(&st->metadata, "language", audio_language, 0);
-+		av_dict_set(&st->metadata, "language", audio_language, 0);
- 		av_freep(&audio_language);
- 	}
- 	
-@@ -1158,11 +987,10 @@
- 		return false;
- 	subtitle_enc = st->codec;
- 	
--	output_codecs = (AVCodec**)
--			grow_array(output_codecs, sizeof(*output_codecs), &nb_output_codecs, nb_output_codecs + 1); 
- 	if (subtitleFormat != sfNONE) {
- 		codecId = CODEC_ID_DVD_SUBTITLE;
--		codec = output_codecs[nb_output_codecs-1] = avcodec_find_encoder(codecId);
-+		codec = avcodec_find_encoder(codecId);
-+		ost->enc = codec;
- 	}
- 	avcodec_get_context_defaults3(st->codec, codec);
- 
-@@ -1181,7 +1009,7 @@
- 	}
- 	
- 	if (subtitle_language) {
--		av_metadata_set2(&st->metadata, "language", subtitle_language, 0);
-+		av_dict_set(&st->metadata, "language", subtitle_language, 0);
- 		av_freep(&subtitle_language);
- 	}
- 	
-@@ -1233,7 +1061,7 @@
- }
- 
- int wxFfmpegMediaTranscoder::CopyChapters(int infile, int outfile) {
--    AVFormatContext *is = input_files[infile];
-+    AVFormatContext *is = input_files[infile].ctx;
-     AVFormatContext *os = output_files[outfile];
- 
-     for (unsigned int i = 0; i < is->nb_chapters; i++) {
-@@ -1259,7 +1087,7 @@
-         out_ch->end       = FFMIN(rt, in_ch->end   - ts_off);
- 
-         if (metadata_chapters_autocopy)
--            av_metadata_copy(&out_ch->metadata, in_ch->metadata, 0);
-+        	av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
- 
-         os->nb_chapters++;
-         os->chapters = (AVChapter**) av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
-@@ -1272,11 +1100,11 @@
- 
- /** Starts transcoding. */
- bool wxFfmpegMediaTranscoder::Run(bool& canceled) {
--	int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0, step;
-+	int ret = 0, i, j, k, n, nb_ostreams = 0, step;
- 	AVFormatContext *is, *os;
- 	AVCodecContext *codec, *icodec;
- 	AVOutputStream *ost, **ost_table= NULL;
--	AVInputStream *ist, **ist_table= NULL;
-+	AVInputStream *ist = NULL;
- 	wxString error;
- 	int want_sdp = 1;
- 	int bit_buffer_size = 1024*256;
-@@ -1289,46 +1117,10 @@
- 	if (canceled)
- 		return false;
- 
--	AVInputFile* file_table = (AVInputFile*) av_mallocz(nb_input_files*sizeof(AVInputFile));
--	if (!file_table)
--		goto fail;
--
--	/* input stream init */
--	j = 0;
--	for (i=0; i<nb_input_files; i++) {
--		is = input_files[i];
--		file_table[i].ist_index = j;
--		file_table[i].nb_streams = is->nb_streams;
--		j += is->nb_streams;;
--	}
--	nb_istreams = j;
--
--	ist_table = (AVInputStream**) av_mallocz(nb_istreams * sizeof(AVInputStream *));
--	if (!ist_table)
--		goto fail;
--
--	for (i=0; i<nb_istreams; i++) {
--		ist = (AVInputStream*) av_mallocz(sizeof(AVInputStream));
--		if (!ist)
--			goto fail;
--		ist_table[i] = ist;
--	}
--	j = 0;
--	for (i=0; i<nb_input_files; i++) {
--		is = input_files[i];
--		for (k=0; k<(int)is->nb_streams; k++) {
--			ist = ist_table[j++];
--			ist->st = is->streams[k];
--			ist->file_index = i;
--			ist->index = k;
--			ist->discard = 1; /* the stream is discarded by default (changed later) */
--
--			if (rate_emu) {
--				ist->start = av_gettime();
--			}
--		}
--	}
--
-+	if (rate_emu)
-+		for (i = 0; i < nb_input_streams; i++)
-+			input_streams[i].start = av_gettime();
-+	
- 	/* output stream init */
- 	nb_ostreams = 0;
- 	for (i=0; i<nb_output_files; i++) {
-@@ -1350,15 +1142,15 @@
- 		int fi = stream_maps[i].file_index;
- 		int si = stream_maps[i].stream_index;
- 
--		if (fi < 0 || fi > nb_input_files - 1 ||
--			si < 0 || si > file_table[fi].nb_streams - 1) {
-+		if (fi < 0 || fi > (int) nb_input_files - 1 ||
-+			si < 0 || si > (int) input_files[fi].ctx->nb_streams - 1) {
- 			wxLogError(wxT("Could not find input stream #%d.%d"), fi, si);
- 			return false;
- 		}
- 		fi = stream_maps[i].sync_file_index;
- 		si = stream_maps[i].sync_stream_index;
- 		if (fi < 0 || fi> nb_input_files - 1 ||
--				si < 0 || si> file_table[fi].nb_streams - 1) {
-+				si < 0 || si > (int) input_files[fi].ctx->nb_streams - 1) {
- 			wxLogError(wxT("Could not find sync stream #%d.%d"), fi, si);
- 			return false;
- 		}
-@@ -1379,11 +1171,11 @@
- 		for(j=0; j<AVMEDIA_TYPE_NB; j++)
- 			nb_frame_threshold[j] += step;
- 
--		for(j=0; j<nb_istreams; j++) {
-+		for(j=0; j<nb_input_streams; j++) {
- 			int skip=0;
--			ist = ist_table[j];
-+			ist = &input_streams[j];
- 			if(opt_programid){
--				AVFormatContext *f= input_files[ ist->file_index ];
-+				AVFormatContext *f= input_files[ist->file_index].ctx;
- 				skip=1;
- 				for (unsigned int pi=0; pi<f->nb_programs; pi++) {
- 					AVProgram *p= f->programs[pi];
-@@ -1411,11 +1203,11 @@
- 			ost = ost_table[n] = output_streams_for_file[k][i];
- 			ost->st = os->streams[i];
- 			if (nb_stream_maps > 0) {
--				ost->source_index = file_table[stream_maps[n].file_index].ist_index +
-+				ost->source_index = input_files[stream_maps[n].file_index].ist_index +
- 					stream_maps[n].stream_index;
- 
- 				/* Sanity check that the stream types match */
--				if (ist_table[ost->source_index]->st->codec->codec_type
-+				if (input_streams[ost->source_index].st->codec->codec_type
- 						!= ost->st->codec->codec_type) {
- 					wxLogError(wxT("Codec type mismatch for mapping #%d.%d -> #%d.%d"),
- 						stream_maps[n].file_index, stream_maps[n].stream_index,
-@@ -1426,12 +1218,12 @@
- 			} else {
- 				/* get corresponding input stream index : we select the first one with the right type */
- 				found = 0;
--				for(j=0;j<nb_istreams;j++) {
-+				for (j=0; j < nb_input_streams; j++) {
- 					int skip=0;
--					ist = ist_table[j];
-+					ist = &input_streams[j];
- 					if(opt_programid){
- 						unsigned int pi,si;
--						AVFormatContext *f= input_files[ ist->file_index ];
-+						AVFormatContext *f = input_files[ist->file_index].ctx;
- 						skip=1;
- 						for(pi=0; pi<f->nb_programs; pi++){
- 							AVProgram *p= f->programs[pi];
-@@ -1453,8 +1245,8 @@
- 				if (!found) {
- 					if(! opt_programid) {
- 						/* try again and reuse existing stream */
--						for(j=0;j<nb_istreams;j++) {
--							ist = ist_table[j];
-+						for (j = 0; j < nb_input_streams; j++) {
-+							ist = &input_streams[j];
- 							if (   ist->st->codec->codec_type == ost->st->codec->codec_type
- 								&& ist->st->discard != AVDISCARD_ALL) {
- 								ost->source_index = j;
-@@ -1471,10 +1263,10 @@
- 					}
- 				}
- 			}
--			ist = ist_table[ost->source_index];
-+			ist = &input_streams[ost->source_index];
- 			ist->discard = 0;
- 			ost->sync_ist = (nb_stream_maps > 0) ?
--					ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
-+					&input_streams[input_files[stream_maps[n].sync_file_index].ist_index +
- 					stream_maps[n].sync_stream_index] : ist;
- 		}
- 	}
-@@ -1483,13 +1275,13 @@
- 	for (i=0; i<nb_ostreams; i++) {
- 		ost = ost_table[i];
- 		os = output_files[ost->file_index];
--		ist = ist_table[ost->source_index];
-+		ist = &input_streams[ost->source_index];
- 
- 		codec = ost->st->codec;
- 		icodec = ist->st->codec;
- 		
- 		if (metadata_streams_autocopy)
--			av_metadata_copy(&ost->st->metadata, ist->st->metadata, AV_METADATA_DONT_OVERWRITE); 
-+			av_dict_copy(&ost->st->metadata, ist->st->metadata, AV_DICT_DONT_OVERWRITE); 
- 		
- 		ost->st->disposition = ist->st->disposition;
- 		codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
-@@ -1520,11 +1312,13 @@
- 				goto fail;
- 			memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
- 			codec->extradata_size= icodec->extradata_size;
--			if(av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000){
--				codec->time_base = icodec->time_base;
--				codec->time_base.num *= icodec->ticks_per_frame;
--			} else
--				codec->time_base = ist->st->time_base;
-+			if(!copy_tb && av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/500){
-+                codec->time_base = icodec->time_base;
-+                codec->time_base.num *= icodec->ticks_per_frame;
-+                av_reduce(&codec->time_base.num, &codec->time_base.den,
-+                          codec->time_base.num, codec->time_base.den, INT_MAX);
-+            } else
-+                codec->time_base = ist->st->time_base; 
- 			switch (codec->codec_type) {
- 			case AVMEDIA_TYPE_AUDIO:
- 				if(audio_volume != 256) {
-@@ -1566,12 +1360,25 @@
- 				return false;
- 			}
- 		} else {
-+			if (!ost->enc)
-+				ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
- 			switch (codec->codec_type) {
- 			case AVMEDIA_TYPE_AUDIO:
- 				ost->fifo= av_fifo_alloc(1024);
- 				if(!ost->fifo)
- 					goto fail;
- 				ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
-+				if (!codec->sample_rate) {
-+					codec->sample_rate = icodec->sample_rate;
-+					if (icodec->lowres)
-+						codec->sample_rate >>= icodec->lowres;
-+				}
-+				choose_sample_rate(ost->st, ost->enc);
-+				codec->time_base = (AVRational){1, codec->sample_rate};
-+				if (!codec->channels)
-+					codec->channels = icodec->channels;
-+				if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
-+					codec->channel_layout = 0;
- 				ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
- 				icodec->request_channels = codec->channels;
- 				ist->decoding_needed = 1;
-@@ -1581,6 +1388,9 @@
-                 ost->resample_channels    = icodec->channels;
- 				break;
- 			case AVMEDIA_TYPE_VIDEO:
-+				if (codec->pix_fmt == PIX_FMT_NONE)
-+					codec->pix_fmt = icodec->pix_fmt;
-+				choose_pixel_fmt(ost->st, ost->enc);
- 				if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
- 					wxLogError(wxT("Video pixel format is unknown, stream cannot be encoded"));
- 					return false;
-@@ -1590,13 +1400,30 @@
- 				if (ost->video_resample) {
- 					codec->bits_per_raw_sample= frame_bits_per_raw_sample;
- 				}
-+                if (!codec->width || !codec->height) {
-+                    codec->width  = icodec->width;
-+                    codec->height = icodec->height;
-+                }
- 				ost->resample_height = icodec->height;
- 				ost->resample_width  = icodec->width;
- 				ost->resample_pix_fmt= icodec->pix_fmt;
- 				ost->encoding_needed = 1;
- 				ist->decoding_needed = 1;
-+
-+                if (!ost->frame_rate.num)
-+                    ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
-+                if (ost->enc && ost->enc->supported_framerates && !force_fps) {
-+                    int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
-+                    ost->frame_rate = ost->enc->supported_framerates[idx];
-+                }
-+                codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
-+                if(   av_q2d(codec->time_base) < 0.001 && video_sync_method
-+                   && (video_sync_method==1 || (video_sync_method<0 && !(os->oformat->flags & AVFMT_VARIABLE_FPS)))){
-+                    av_log(os, AV_LOG_WARNING, "Frame rate very high for a muxer not effciciently supporting it.\n"
-+                                               "Please consider specifiying a lower framerate, a different muxer or -vsync 2\n");
-+                }
- 				
--                if (configure_filters(ist, ost)) {
-+                if (configure_video_filters(ist, ost)) {
-                     wxLogError(wxT("Error opening filters!"));
-                     return false;
-                 }
-@@ -1653,10 +1480,8 @@
- 	for (i=0; i<nb_ostreams; i++) {
- 		ost = ost_table[i];
- 		if (ost->encoding_needed) {
--			AVCodec *codec = i < nb_output_codecs ? output_codecs[i] : NULL; 
--			AVCodecContext *dec = ist_table[ost->source_index]->st->codec;
--			if (!codec)
--				codec = avcodec_find_encoder(ost->st->codec->codec_id);
-+			AVCodec *codec = ost->enc;
-+			AVCodecContext *dec = input_streams[ost->source_index].st->codec;
- 			if (!codec) {
- 				error = wxString::Format(wxT("Encoder (codec id %d) not found for output stream #%d.%d"),
- 						ost->st->codec->codec_id, ost->file_index, ost->index);
-@@ -1683,18 +1508,18 @@
- 	}
- 
- 	/* open each decoder */
--	for (i=0; i<nb_istreams; i++) {
--		ist = ist_table[i];
-+	for (i = 0; i < nb_input_streams; i++) {
-+		ist = &input_streams[i];
- 		if (ist->decoding_needed) {
- 			AVCodec *codec = avcodec_find_decoder(ist->st->codec->codec_id);
- 			if (!codec) {
- 				wxLogError(wxT("Decoder (codec id %d) not found for input stream #%d.%d"),
--						ist->st->codec->codec_id, ist->file_index, ist->index);
-+						ist->st->codec->codec_id, ist->file_index, ist->st->index);
- 				return false;
- 			}
- 			if (avcodec_open(ist->st->codec, codec) < 0) {
- 				wxLogError(wxT("Error while opening decoder for input stream #%d.%d"),
--						ist->file_index, ist->index);
-+						ist->file_index, ist->st->index);
- 				return false;
- 			}
- 			//if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
-@@ -1703,20 +1528,68 @@
- 	}
- 
- 	/* init pts */
--	for (i=0; i<nb_istreams; i++) {
-+	for (i = 0; i < nb_input_streams; i++) {
- 		AVStream *st;
--		ist = ist_table[i];
-+		ist = &input_streams[i];
- 		st= ist->st;
- 		ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
- 		ist->next_pts = AV_NOPTS_VALUE;
- 		ist->is_start = 1;
- 	}
-+	
-+	/* set meta data information from input file if required */
-+    for (i=0;i<nb_meta_data_maps;i++) {
-+        AVFormatContext *files[2];
-+        AVDictionary    **meta[2];
-+        int j;
-+
-+#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
-+        if ((index) < 0 || (index) >= (int) (nb_elems)) {\
-+        	error = wxString::Format(wxT("Invalid %s index %d while processing metadata maps."), (desc), (index));\
-+            ret = AVERROR(EINVAL);\
-+            goto dump_format;\
-+        }
-+
-+        int out_file_index = meta_data_maps[i][0].file;
-+        int in_file_index = meta_data_maps[i][1].file;
-+        if (in_file_index < 0 || out_file_index < 0)
-+            continue;
-+        METADATA_CHECK_INDEX(out_file_index, nb_output_files, "output file")
-+        METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
-+
-+        files[0] = output_files[out_file_index];
-+        files[1] = input_files[in_file_index].ctx;
-+
-+        for (j = 0; j < 2; j++) {
-+            AVMetaDataMap *map = &meta_data_maps[i][j];
- 
-+            switch (map->type) {
-+            case 'g':
-+                meta[j] = &files[j]->metadata;
-+                break;
-+            case 's':
-+                METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
-+                meta[j] = &files[j]->streams[map->index]->metadata;
-+                break;
-+            case 'c':
-+                METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
-+                meta[j] = &files[j]->chapters[map->index]->metadata;
-+                break;
-+            case 'p':
-+                METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
-+                meta[j] = &files[j]->programs[map->index]->metadata;
-+                break;
-+            }
-+        }
-+
-+        av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
-+    }
-+    
- 	/* copy global metadata by default */
- 	if (metadata_global_autocopy) {
- 		
- 		for (i = 0; i < nb_output_files; i++)
--			av_metadata_copy(&output_files[i]->metadata, input_files[0]->metadata, AV_METADATA_DONT_OVERWRITE);
-+			av_dict_copy(&output_files[i]->metadata, input_files[0].ctx->metadata, AV_DICT_DONT_OVERWRITE);
- 	}
- 
-     /* copy chapters according to chapter maps */
-@@ -1742,7 +1615,7 @@
- 	/* copy chapters from the first input file that has them*/
- 	if (!nb_chapter_maps)
- 		for (i = 0; i < nb_input_files; i++) {
--			if (!input_files[i]->nb_chapters)
-+			if (!input_files[i].ctx->nb_chapters)
- 				continue;
- 
- 			for (j = 0; j < nb_output_files; j++)
-@@ -1776,10 +1649,10 @@
- 		for(i=0;i<nb_ostreams;i++) {
- 			ost = ost_table[i];
- 			wxString msg = wxString::Format(wxT("  Stream #%d.%d -> #%d.%d"),
--					ist_table[ost->source_index]->file_index, ist_table[ost->source_index]->index,
-+					input_streams[ost->source_index].file_index, input_streams[ost->source_index].st->index,
- 					ost->file_index, ost->index);
--			if (ost->sync_ist != ist_table[ost->source_index])
--				msg += wxString::Format(wxT(" [sync #%d.%d]"), ost->sync_ist->file_index, ost->sync_ist->index);
-+			if (ost->sync_ist != &input_streams[ost->source_index])
-+				msg += wxString::Format(wxT(" [sync #%d.%d]"), ost->sync_ist->file_index, ost->sync_ist->st->index);
- 			wxLogMessage(msg);
- 		}
- 	}
-@@ -1815,12 +1688,12 @@
- 			double ipts, opts;
- 			ost = ost_table[i];
- 			os = output_files[ost->file_index];
--			ist = ist_table[ost->source_index];
-+			ist = &input_streams[ost->source_index];
- 			if (ist->is_past_recording_time || no_packet[ist->file_index])
- 				continue;
- 			opts = ost->st->pts.val * av_q2d(ost->st->time_base);
- 			ipts = (double)ist->pts;
--			if (!file_table[ist->file_index].eof_reached) {
-+			if (!input_files[ist->file_index].eof_reached) {
- 				if (ipts < ipts_min) {
- 					ipts_min = ipts;
- 					if (input_sync)
-@@ -1853,7 +1726,7 @@
- 			break;
- 
- 		/* read a frame from it and output it in the fifo */
--		is = input_files[file_index];
-+		is = input_files[file_index].ctx;
- 		ret= av_read_frame(is, &pkt);
- 		if(ret == AVERROR(EAGAIN)){
- 			no_packet[file_index]=1;
-@@ -1861,7 +1734,7 @@
- 			continue;
- 		}
- 		if (ret < 0) {
--			file_table[file_index].eof_reached = 1;
-+			input_files[file_index].eof_reached = 1;
- 			if (opt_shortest)
- 				break;
- 			else
-@@ -1876,11 +1749,11 @@
- //		}
- 		
- 		/* the following test is needed in case new streams appear
--		 dynamically in stream : we ignore them */
--		if (pkt.stream_index >= file_table[file_index].nb_streams)
-+		   dynamically in stream : we ignore them */
-+		if (pkt.stream_index >= (int) input_files[file_index].ctx->nb_streams)
- 			goto discard_packet;
--		ist_index = file_table[file_index].ist_index + pkt.stream_index;
--		ist = ist_table[ist_index];
-+		ist_index = input_files[file_index].ist_index + pkt.stream_index;
-+		ist = &input_streams[ist_index];
- 		if (ist->discard)
- 			goto discard_packet;
- 		
-@@ -1926,7 +1799,7 @@
- 		//wxLogMessage(wxT("read #%d.%d size=%d"), ist->file_index, ist->index, pkt.size);
- 		if (!OutputPacket(ist, ist_index, ost_table, nb_ostreams, &pkt, bit_buffer_size, bit_buffer)) {
- 			if (verbose >= 0)
--				wxLogMessage(wxT("Error while decoding stream #%d.%d"), ist->file_index, ist->index);
-+				wxLogMessage(wxT("Error while decoding stream #%d.%d"), ist->file_index, ist->st->index);
- 			if (exit_on_error)
- 				return false;
- 			av_free_packet(&pkt);
-@@ -1941,8 +1814,8 @@
- 	}
- 	
- 	/* at the end of stream, we must flush the decoder buffers */
--	for (i=0; i<nb_istreams; i++) {
--		ist = ist_table[i];
-+	for (i = 0; i < nb_input_streams; i++) {
-+		ist = &input_streams[i];
- 		if (ist->decoding_needed)
- 			OutputPacket(ist, i, ost_table, nb_ostreams, NULL, bit_buffer_size, bit_buffer);
- 	}
-@@ -1967,8 +1840,8 @@
- 	}
- 	
- 	/* close each decoder */
--	for (i=0; i<nb_istreams; i++) {
--		ist = ist_table[i];
-+	for (i = 0; i < nb_input_streams; i++) {
-+		ist = &input_streams[i];
- 		if (ist->decoding_needed) {
- 			avcodec_close(ist->st->codec);
- 		}
-@@ -1978,15 +1851,7 @@
- 	ret = 0;
- fail:
- 	av_freep(&bit_buffer);
--	av_free(file_table);
- 	
--	if (ist_table) {
--		for (i=0; i<nb_istreams; i++) {
--			ist = ist_table[i];
--			av_free(ist);
--		}
--		av_free(ist_table);
--	}
- 	if (ost_table) {
- 		for (i=0; i<nb_ostreams; i++) {
- 			ost = ost_table[i];
-@@ -2000,7 +1865,7 @@
- 				av_fifo_free(ost->fifo); /* works even if fifo is not initialized but set to zero */
- 				av_freep(&ost->st->codec->subtitle_header);
- 				av_free(ost->resample_frame.data[0]);
--//				av_free(ost->forced_kf_pts);
-+				av_free(ost->forced_kf_pts);
- 				if (ost->video_resample)
- 					sws_freeContext(ost->img_resample_ctx);
- 				if (ost->resample)
-@@ -2029,15 +1894,15 @@
- 	AVFormatContext *os;
- 	AVOutputStream *ost;
- 	int ret, i;
--	int got_picture;
-+	int got_output;
- 	AVFrame picture;
--	void *buffer_to_free;
-+	void *buffer_to_free = NULL;
- 	unsigned int samples_size = 0;
- 	AVSubtitle subtitle, *subtitle_to_free;
-     int frame_available;
- 	
- 	AVPacket avpkt;
--	int bps = av_get_bits_per_sample_fmt(ist->st->codec->sample_fmt)>>3;
-+	int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
- 	
- 	if(ist->next_pts == (int64_t) AV_NOPTS_VALUE)
- 		ist->next_pts= ist->pts;
-@@ -2056,7 +1921,7 @@
- 		ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
- 	
- 	//while we have more to decode or while the decoder did output something on EOF
--	while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
-+	while (avpkt.size > 0 || (!pkt && got_output)) {
- 		uint8_t *data_buf, *decoded_data_buf;
- 		int data_size, decoded_data_size;
- 	handle_eof:
-@@ -2090,9 +1955,10 @@
- 				avpkt.data += ret;
- 				avpkt.size -= ret;
- 				data_size   = ret;
-+				got_output  = decoded_data_size > 0;
- 				// Some bug in mpeg audio decoder gives
- 				// decoded_data_size < 0, it seems they are overflows
--				if (decoded_data_size <= 0) {
-+				if (!got_output) {
- 					// no audio frame
- 					continue;
- 				}
-@@ -2106,11 +1972,11 @@
- 				// XXX: allocate picture correctly
- 				avcodec_get_frame_defaults(&picture);
- 				
--				ret = avcodec_decode_video2(ist->st->codec, &picture, &got_picture, &avpkt);
-+				ret = avcodec_decode_video2(ist->st->codec, &picture, &got_output, &avpkt);
- 				ist->st->quality= picture.quality;
- 				if (ret < 0)
- 					goto fail_decode;
--				if (!got_picture) {
-+				if (!got_output) {
- 					// no picture yet
- 					goto discard_packet;
- 				}
-@@ -2121,12 +1987,14 @@
- 							/ ist->st->codec->time_base.den;
- 				}
- 				avpkt.size = 0;
-+				buffer_to_free = NULL;
-+				pre_process_video_frame(ist, (AVPicture *)&picture, &buffer_to_free);
- 				break;
- 			case AVMEDIA_TYPE_SUBTITLE:
--				ret = avcodec_decode_subtitle2(ist->st->codec, &subtitle, &got_picture, &avpkt);
-+				ret = avcodec_decode_subtitle2(ist->st->codec, &subtitle, &got_output, &avpkt);
- 				if (ret < 0)
- 					goto fail_decode;
--				if (!got_picture) {
-+				if (!got_output) {
- 					goto discard_packet;
- 				}
- 				subtitle_to_free = &subtitle;
-@@ -2157,26 +2025,19 @@
- 			avpkt.size = 0;
- 		}
- 		
--		buffer_to_free = NULL;
--		if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
--			pre_process_video_frame(ist, (AVPicture *)&picture, &buffer_to_free);
--		}
--		
--        if(ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO){
--            for(i=0;i<nb_ostreams;i++) {
--                ost = ost_table[i];
--                if (ost->input_video_filter && ost->source_index == ist_index) {
--                    AVRational sar;
--                    if (ist->st->sample_aspect_ratio.num) sar = ist->st->sample_aspect_ratio;
--                    else                                  sar = ist->st->codec->sample_aspect_ratio;
--                    // add it to be filtered
--                    av_vsrc_buffer_add_frame2(ost->input_video_filter, &picture,
--                                             ist->pts,
--                                             sar, ist->st->codec->width, ist->st->codec->height,
--                                             ist->st->codec->pix_fmt, "0:0");
--                }
--            }
--        }
-+		if(ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
-+		if (start_time == 0 || ist->pts >= start_time) {
-+			for(i=0;i<nb_ostreams;i++) {
-+				ost = ost_table[i];
-+				if (ost->input_video_filter && ost->source_index == ist_index) {
-+					if (!picture.sample_aspect_ratio.num)
-+						picture.sample_aspect_ratio = ist->st->sample_aspect_ratio;
-+					picture.pts = ist->pts;
-+
-+					av_vsrc_buffer_add_frame(ost->input_video_filter, &picture, AV_VSRC_BUF_FLAG_OVERWRITE);
-+				}
-+			}
-+		}
-         
- 		// preprocess audio (volume)
- 		if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
-@@ -2209,14 +2070,18 @@
- 				
- 				ost = ost_table[i];
- 				if (ost->source_index == ist_index) {
--                frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
--                    !ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
--                while (frame_available) {
--                    AVRational ist_pts_tb;
--                    if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter)
--                        get_filtered_video_frame(ost->output_video_filter, &picture, &ost->picref, &ist_pts_tb);
--                    if (ost->picref)
--                        ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
-+				frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
-+					!ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
-+				while (frame_available) {
-+					if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter) {
-+						AVRational ist_pts_tb = ost->output_video_filter->inputs[0]->time_base;
-+						if (av_vsink_buffer_get_video_buffer_ref(ost->output_video_filter, &ost->picref, 0) < 0)
-+							goto cont;
-+						if (ost->picref) {
-+							avfilter_fill_frame_from_video_buffer_ref(&picture, ost->picref);
-+							ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
-+						}
-+					}
- 					os = output_files[ost->file_index];
- 					
- 					// set the input output pts pairs
-@@ -2232,7 +2097,7 @@
- 							break;
- 						case AVMEDIA_TYPE_VIDEO:
-                             if (ost->picref->video)
--                                ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
-+                                ost->st->codec->sample_aspect_ratio = ost->picref->video->sample_aspect_ratio;
- 							if (!DoVideoOut(os, ost, ist, &picture, &frame_size, bit_buffer_size, bit_buffer))
- 								return false;
- //							if (vstats_filename && frame_size)
-@@ -2249,6 +2114,7 @@
- 						}
- 					} else {
- 						AVFrame avframe; //FIXME/XXX remove this
-+						AVPicture pict;
- 						AVPacket opkt;
- 						int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
- 						
-@@ -2298,6 +2164,14 @@
- 							opkt.size = data_size;
- 						}
- 						
-+						if (os->oformat->flags & AVFMT_RAWPICTURE) {
-+							/* store AVPicture in AVPacket, as expected by the output format */
-+							avpicture_fill(&pict, opkt.data, ost->st->codec->pix_fmt, ost->st->codec->width, ost->st->codec->height);
-+							opkt.data = (uint8_t *)&pict;
-+							opkt.size = sizeof(AVPicture);
-+							opkt.flags |= AV_PKT_FLAG_KEY;
-+						}
-+						
- 						if (!WriteFrame(os, &opkt, ost->st->codec, ost->bitstream_filters))
- 							return false;
- 						
-@@ -2308,8 +2182,7 @@
- 					cont:
- 					frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
- 							ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]);
--					if(ost->picref)
--						avfilter_unref_buffer(ost->picref);
-+					avfilter_unref_buffer(ost->picref);
- 				}
- 			}
- 		}
-@@ -2348,7 +2221,7 @@
- 							ret = 0;
- 							// encode any samples remaining in fifo
-  							if (fifo_bytes > 0) {
--								int osize = av_get_bits_per_sample_fmt(enc->sample_fmt) >> 3;
-+								int osize = av_get_bytes_per_sample(enc->sample_fmt);
- 								int fs_tmp = enc->frame_size;
- 								av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
- 								if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
-@@ -2447,11 +2320,11 @@
- 	int64_t audio_out_size, audio_buf_size;
- 	int64_t allocated_for_size= size;
- 	
--	int size_out, frame_bytes, ret;
-+	int size_out, frame_bytes, ret, resample_changed;
- 	AVCodecContext *enc= ost->st->codec;
- 	AVCodecContext *dec= ist->st->codec;
--	int osize= av_get_bits_per_sample_fmt(enc->sample_fmt)/8;
--	int isize= av_get_bits_per_sample_fmt(dec->sample_fmt)/8;
-+	int osize= av_get_bytes_per_sample(enc->sample_fmt);
-+	int isize= av_get_bytes_per_sample(dec->sample_fmt);
- 	const int coded_bps = av_get_bits_per_sample(enc->codec->id);
- 
- need_realloc:
-@@ -2481,18 +2354,42 @@
- 	if (enc->channels != dec->channels)
- 		ost->audio_resample = 1;
- 	
--	if (ost->audio_resample && !ost->resample) {
--		if (dec->sample_fmt != SAMPLE_FMT_S16)
--			wxLogWarning(wxT("Warning, using s16 intermediate sample format for resampling"));
--		ost->resample = av_audio_resample_init(enc->channels, dec->channels,
--				enc->sample_rate, dec->sample_rate,
--				enc->sample_fmt, dec->sample_fmt,
--				16, 10, 0, 0.8);
--		if (!ost->resample) {
--			wxLogError(wxT("Can not resample %d channels @ %d Hz to %d channels @ %d Hz"),
--					dec->channels, dec->sample_rate,
--					enc->channels, enc->sample_rate);
--			return false;
-+	resample_changed = ost->resample_sample_fmt  != dec->sample_fmt ||
-+					   ost->resample_channels    != dec->channels   ||
-+					   ost->resample_sample_rate != dec->sample_rate;
-+	
-+	if ((ost->audio_resample && !ost->resample) || resample_changed) {
-+		if (resample_changed) {
-+			av_log(NULL, AV_LOG_INFO, "Input stream #%d.%d frame changed from rate:%d fmt:%s ch:%d to rate:%d fmt:%s ch:%d\n",
-+				   ist->file_index, ist->st->index,
-+				   ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels,
-+				   dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels);
-+			ost->resample_sample_fmt  = dec->sample_fmt;
-+			ost->resample_channels    = dec->channels;
-+			ost->resample_sample_rate = dec->sample_rate;
-+			if (ost->resample)
-+				audio_resample_close(ost->resample);
-+		}
-+		/* if audio_sync_method is >1 the resampler is needed for audio drift compensation */
-+		if (audio_sync_method <= 1 &&
-+				ost->resample_sample_fmt  == enc->sample_fmt &&
-+				ost->resample_channels    == enc->channels   &&
-+				ost->resample_sample_rate == enc->sample_rate) {
-+			ost->resample = NULL;
-+			ost->audio_resample = 0;
-+		} else {
-+			if (dec->sample_fmt != SAMPLE_FMT_S16)
-+				wxLogWarning(wxT("Warning, using s16 intermediate sample format for resampling"));
-+			ost->resample = av_audio_resample_init(enc->channels, dec->channels,
-+					enc->sample_rate, dec->sample_rate,
-+					enc->sample_fmt, dec->sample_fmt,
-+					16, 10, 0, 0.8);
-+			if (!ost->resample) {
-+				wxLogError(wxT("Can not resample %d channels @ %d Hz to %d channels @ %d Hz"),
-+						dec->channels, dec->sample_rate,
-+						enc->channels, enc->sample_rate);
-+				return false;
-+			}
- 		}
- 	}
- 	
-@@ -2619,7 +2516,7 @@
- 			pkt.size= ret;
- 			if(enc->coded_frame && enc->coded_frame->pts != (int64_t) AV_NOPTS_VALUE)
- 				pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
--			pkt.flags |= PKT_FLAG_KEY;
-+			pkt.flags |= AV_PKT_FLAG_KEY;
- 			if (!WriteFrame(s, &pkt, ost->st->codec, ost->bitstream_filters))
- 				return false;
- 			
-@@ -2704,7 +2601,7 @@
- bool wxFfmpegMediaTranscoder::DoVideoOut(AVFormatContext *s, AVOutputStream *ost,
- 		AVInputStream *ist, AVFrame *in_picture, int *frame_size,
- 		int bit_buffer_size, uint8_t* bit_buffer) {
--	int nb_frames, i, ret, av_unused resample_changed;
-+	int nb_frames, i, ret;
- 	AVFrame *final_picture, *formatted_picture;
- 	AVCodecContext *enc, *dec;
- 	double sync_ipts;
-@@ -2787,15 +2684,13 @@
- 			// handles sameq here. This is not correct because it may not be a global option
- 			big_picture.quality = same_quality ? (int) ist->st->quality : (int) ost->st->quality;
- 			if (!me_threshold)
--				big_picture.pict_type = 0;
--//			big_picture.pts = AV_NOPTS_VALUE;
-+				big_picture.pict_type = (AVPictureType) 0;
- 			big_picture.pts= ost->sync_opts;
--//			big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
--//			if (ost->forced_kf_index < ost->forced_kf_count &&
--//				big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
--//				big_picture.pict_type = AV_PICTURE_TYPE_I;
--//				ost->forced_kf_index++;
--//			}
-+			if (ost->forced_kf_index < ost->forced_kf_count &&
-+				big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
-+				big_picture.pict_type = AV_PICTURE_TYPE_I;
-+				ost->forced_kf_index++;
-+			}
- 			ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, &big_picture);
- 			if (ret < 0) {
- 				wxLogError(wxT("Video encoding failed"));
-@@ -2806,17 +2701,12 @@
- 				pkt.size= ret;
- 				if(enc->coded_frame->pts != (int64_t) AV_NOPTS_VALUE)
- 					pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
--				//av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
--				//pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
--				//pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);
--
-+				
- 				if(enc->coded_frame->key_frame)
- 					pkt.flags |= AV_PKT_FLAG_KEY;
- 				WriteFrame(s, &pkt, ost->st->codec, ost->bitstream_filters);
- 				*frame_size = ret;
- 				video_size += ret;
--				//wxLogError(wxT("Frame: %3d size: %5d type: %d"),
--				//		enc->frame_number-1, ret, enc->pict_type);
- 				// if two pass, output log
- 				if (ost->logfile && enc->stats_out) {
- 					fprintf(ost->logfile, "%s", enc->stats_out);
-@@ -2896,7 +2786,8 @@
- 	int64_t total_size;
- 	AVCodecContext *enc;
- 	int frame_number, vid, i;
--	double bitrate, ti1, pts;
-+	double bitrate;
-+	int64_t pts = INT64_MAX;
- 	static int64_t last_time = -1;
- 	static int qp_histogram[52];
- 	
-@@ -2920,11 +2811,13 @@
- 		total_size= avio_tell(oc->pb); 
- 	
- 	wxString msg;
--	ti1 = 1e10;
- 	vid = 0;
- 	for (i=0; i<nb_ostreams; i++) {
-+		float q = -1;
- 		ost = ost_table[i];
- 		enc = ost->st->codec;
-+		if (!ost->st->stream_copy && enc->coded_frame)
-+			q = enc->coded_frame->quality/(float)FF_QP2LAMBDA;
- 		if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
- 			msg += wxString::Format(wxT("q=%2.1f "),
- 					!ost->st->stream_copy ?	enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
-@@ -2940,7 +2833,7 @@
- 				msg += wxString::Format(wxT("L"));
- 			if (qp_hist) {
- 				int j;
--				int qp = (int) rint(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
-+				int qp = lrintf(q);
- 				if (qp>=0 && qp < (int) (FF_ARRAY_ELEMS(qp_histogram)))
- 					qp_histogram[qp]++;
- 				for (j=0; j<32; j++)
-@@ -2971,18 +2864,22 @@
- 			vid = 1;
- 		}
- 		// compute min output value
--		pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
--		if ((pts < ti1) && (pts > 0))
--			ti1 = pts;
-+		pts = FFMIN(pts, av_rescale_q(ost->st->pts.val, ost->st->time_base, AV_TIME_BASE_Q));
- 	}
--	if (ti1 < 0.01)
--		ti1 = 0.01;
- 	
- 	if (verbose || is_last_report) {
--		bitrate = (double)(total_size * 8) / ti1 / 1000.0;
-+		int hours, mins, secs, us;
-+		secs = pts / AV_TIME_BASE;
-+		us = pts % AV_TIME_BASE;
-+		mins = secs / 60;
-+		secs %= 60;
-+		hours = mins / 60;
-+		mins %= 60;
-+
-+		bitrate = pts ? total_size * 8 / (pts / 1000.0) : 0;
- 		
--		msg += wxString::Format(wxT("size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s"),
--				(double)total_size / 1024, ti1, bitrate);
-+		msg += wxString::Format(wxT("size=%8.0fkB time=%02d:%02d:%02d.%02d bitrate=%6.1fkbits/s"),
-+				(double) total_size / 1024, hours, mins, secs, (100 * us) / AV_TIME_BASE, bitrate);
- 		
- 		if (nb_frames_dup || nb_frames_drop)
- 			msg += wxString::Format(wxT(" dup=%d drop=%d"), nb_frames_dup, nb_frames_drop);
-@@ -3013,10 +2910,9 @@
- 	}
- 	nb_output_files = 0;
- 	for (int i=0; i<nb_input_files; i++) {
--		av_close_input_file(input_files[i]);
-+		av_close_input_file(input_files[i].ctx);
- 		av_free(input_files_ts_scale[i]);
- 	}
--	nb_input_files = 0;
- 	
- 	av_freep(&intra_matrix);
- 	av_freep(&inter_matrix);
-@@ -3025,11 +2921,14 @@
- 		fclose(vstats_file);
- 	av_freep(&vstats_filename);
- 	
--	av_freep(&output_codecs);
--	nb_output_codecs = 0;
- 	av_freep(&stream_maps);
- 	nb_stream_maps = 0;
- 	
-+	av_freep(&input_streams);
-+	nb_input_streams = 0;
-+	av_freep(&input_files);
-+	nb_input_files = 0;
-+	
- 	av_freep(&video_standard);
- 	av_freep(&audio_buf);
- 	av_freep(&audio_out);
-diff -Naur DVDStyler-1.8.4.3.orig/src/mediatrc_ffmpeg.h DVDStyler-1.8.4.3/src/mediatrc_ffmpeg.h
---- DVDStyler-1.8.4.3.orig/src/mediatrc_ffmpeg.h	2011-05-15 09:23:34.000000000 -0400
-+++ DVDStyler-1.8.4.3/src/mediatrc_ffmpeg.h	2011-09-18 18:13:29.000000000 -0400
-@@ -3,7 +3,7 @@
- // Purpose:     FFMPEG Media Transcoder
- // Author:      Alex Thuering
- // Created:     26.04.2008
--// RCS-ID:      $Id: mediatrc_ffmpeg.h,v 1.19 2011/05/15 13:23:34 ntalex Exp $
-+// RCS-ID:      $Id: mediatrc_ffmpeg.h,v 1.20 2011/07/24 07:58:21 ntalex Exp $
- // Copyright:   (c) Alex Thuering
- // Licence:     GPL
- /////////////////////////////////////////////////////////////////////////////
-@@ -20,13 +20,8 @@
- extern "C" {
- #define __STDC_CONSTANT_MACROS
- #define __STDC_LIMIT_MACROS
--#ifdef HAVE_FFMPEG_AVUTIL_H
--#include <avformat.h>
--#include <swscale.h>
--#else
- #include <libavformat/avformat.h>
- #include <libswscale/swscale.h>
--#endif
- }
- 
- // select an input stream for an output stream
-@@ -39,8 +34,9 @@
- 
- // select an input file for an output file
- typedef struct AVMetaDataMap {
--    int out_file;
--    int in_file;
-+	int  file;      //< file index  
-+	char type;      //< type of metadata to copy -- (g)lobal, (s)tream, (c)hapter or (p)rogram
-+	int  index;     //< stream/chapter/program number 
- } AVMetaDataMap;
- 
- typedef struct AVChapterMap {
-@@ -50,6 +46,8 @@
- 
- struct AVInputStream;
- struct AVOutputStream;
-+struct AVDictionary;
-+struct AVInputFile;
- 
- #define MAX_FILES 50
- #define MAX_STREAMS_ 20
-@@ -108,21 +106,20 @@
- 	void PrintReport(AVFormatContext **output_files, AVOutputStream **ost_table,
- 			int nb_ostreams, int is_last_report);
- 	int CopyChapters(int infile, int outfile);
--    AVFormatContext *input_files[MAX_FILES];
--    int nb_input_files;
-     int64_t input_files_ts_offset[MAX_FILES];
-     double* input_files_ts_scale[MAX_FILES];
-     int nb_input_files_ts_scale[MAX_FILES];
-+    
-+    AVCodec **input_codecs;
-+    int nb_input_codecs;
- 
-     AVFormatContext* output_files[MAX_FILES];
--	AVCodec** output_codecs;
-     int nb_output_files;
--	int nb_output_codecs;
- 
-     AVStreamMap* stream_maps;
- 	int nb_stream_maps;
- 
--    AVMetaDataMap meta_data_maps[MAX_FILES];
-+    AVMetaDataMap (*meta_data_maps)[2];
-     int nb_meta_data_maps;
-     int metadata_global_autocopy;
-     int metadata_streams_autocopy;
-@@ -134,7 +131,6 @@
-     int frame_width;
-     int frame_height;
-     float frame_aspect_ratio;
--    int frame_aspect_ratio_override;
-     PixelFormat frame_pix_fmt;
-     int frame_bits_per_raw_sample;
-     SampleFormat audio_sample_fmt;
-@@ -163,10 +159,10 @@
-     int audio_channels;
-     unsigned int audio_codec_tag;
-     char *audio_language;
--
-+    
-     char *subtitle_language;
-     unsigned int subtitle_codec_tag;
--
-+    
-     float mux_preload;
-     float mux_max_delay;
- 
-@@ -174,7 +170,7 @@
-     int64_t start_time;
-     int64_t recording_timestamp;
-     int64_t input_ts_offset;
--    AVMetadata* metadata;
-+    AVDictionary *metadata;
-     int do_psnr;
-     int do_pass;
-     const char *pass_logfilename_prefix;
-@@ -182,8 +178,8 @@
-     int audio_sync_method;
-     float audio_drift_threshold;
-     int copy_ts;
--    int opt_shortest; //
--    int video_global_header;
-+    int copy_tb;
-+    int opt_shortest;
-     char *vstats_filename;
-     FILE *vstats_file;
-     int opt_programid;
-@@ -222,6 +218,12 @@
-     AVBitStreamFilterContext *video_bitstream_filters;
-     AVBitStreamFilterContext *audio_bitstream_filters;
-     AVBitStreamFilterContext *subtitle_bitstream_filters;
-+    
-+    AVInputStream *input_streams;
-+    int nb_input_streams;
-+    AVInputFile *input_files;
-+    int nb_input_files;
-+    
-     AVOutputStream** output_streams_for_file[MAX_FILES];
-     int nb_output_streams_for_file[MAX_FILES];
- };