]> git.sesse.net Git - ffmpeg/blobdiff - avplay.c
avplay: drop support for building without lavfi
[ffmpeg] / avplay.c
index 55e018a896936eaaf5a67fa6c30a85f61a32f210..90147ceb2735b16d0eea058b735d8a221775af75 100644 (file)
--- a/avplay.c
+++ b/avplay.c
 #include "libavutil/time.h"
 #include "libavformat/avformat.h"
 #include "libavdevice/avdevice.h"
-#include "libswscale/swscale.h"
 #include "libavresample/avresample.h"
 #include "libavutil/opt.h"
 #include "libavcodec/avfft.h"
 
-#if CONFIG_AVFILTER
-# include "libavfilter/avfilter.h"
-# include "libavfilter/buffersink.h"
-# include "libavfilter/buffersrc.h"
-#endif
+#include "libavfilter/avfilter.h"
+#include "libavfilter/buffersink.h"
+#include "libavfilter/buffersrc.h"
 
 #include "cmdutils.h"
 
@@ -124,7 +121,7 @@ enum {
     AV_SYNC_EXTERNAL_CLOCK, /* synchronize to an external clock */
 };
 
-typedef struct VideoState {
+typedef struct PlayerState {
     SDL_Thread *parse_tid;
     SDL_Thread *video_tid;
     SDL_Thread *refresh_tid;
@@ -204,9 +201,6 @@ typedef struct VideoState {
     int pictq_size, pictq_rindex, pictq_windex;
     SDL_mutex *pictq_mutex;
     SDL_cond *pictq_cond;
-#if !CONFIG_AVFILTER
-    struct SwsContext *img_convert_ctx;
-#endif
 
     //    QETimer *video_timer;
     char filename[1024];
@@ -214,15 +208,16 @@ typedef struct VideoState {
 
     PtsCorrectionContext pts_ctx;
 
-#if CONFIG_AVFILTER
     AVFilterContext *in_video_filter;   // the first filter in the video chain
     AVFilterContext *out_video_filter;  // the last filter in the video chain
-#endif
 
     float skip_frames;
     float skip_frames_index;
     int refresh;
-} VideoState;
+
+    SpecifierOpt *codec_names;
+    int        nb_codec_names;
+} PlayerState;
 
 /* options specified by the user */
 static AVInputFormat *file_iformat;
@@ -263,14 +258,13 @@ static int framedrop = 1;
 static int infinite_buffer = 0;
 
 static int rdftspeed = 20;
-#if CONFIG_AVFILTER
 static char *vfilters = NULL;
-#endif
 static int autorotate = 1;
 
 /* current context */
 static int is_full_screen;
-static VideoState *cur_stream;
+static PlayerState player_state;
+static PlayerState *player = &player_state;
 static int64_t audio_callback_time;
 
 static AVPacket flush_pkt;
@@ -299,7 +293,7 @@ static void packet_queue_flush(PacketQueue *q)
     SDL_LockMutex(q->mutex);
     for (pkt = q->first_pkt; pkt != NULL; pkt = pkt1) {
         pkt1 = pkt->next;
-        av_free_packet(&pkt->pkt);
+        av_packet_unref(&pkt->pkt);
         av_freep(&pkt);
     }
     q->last_pkt = NULL;
@@ -638,7 +632,7 @@ static void free_subpicture(SubPicture *sp)
     avsubtitle_free(&sp->sub);
 }
 
-static void video_image_display(VideoState *is)
+static void video_image_display(PlayerState *is)
 {
     VideoPicture *vp;
     SubPicture *sp;
@@ -649,21 +643,10 @@ static void video_image_display(VideoState *is)
 
     vp = &is->pictq[is->pictq_rindex];
     if (vp->bmp) {
-#if CONFIG_AVFILTER
          if (!vp->sar.num)
              aspect_ratio = 0;
          else
              aspect_ratio = av_q2d(vp->sar);
-#else
-
-        /* XXX: use variable in the frame */
-        if (is->video_st->sample_aspect_ratio.num)
-            aspect_ratio = av_q2d(is->video_st->sample_aspect_ratio);
-        else if (is->video_st->codec->sample_aspect_ratio.num)
-            aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio);
-        else
-            aspect_ratio = 0;
-#endif
         if (aspect_ratio <= 0.0)
             aspect_ratio = 1.0;
         aspect_ratio *= (float)vp->width / (float)vp->height;
@@ -708,7 +691,7 @@ static void video_image_display(VideoState *is)
 
 /* get the current audio output buffer size, in samples. With SDL, we
    cannot have a precise information */
-static int audio_write_get_buf_size(VideoState *is)
+static int audio_write_get_buf_size(PlayerState *is)
 {
     return is->audio_buf_size - is->audio_buf_index;
 }
@@ -722,7 +705,7 @@ static inline int compute_mod(int a, int b)
         return a + b;
 }
 
-static void video_audio_display(VideoState *s)
+static void video_audio_display(PlayerState *s)
 {
     int i, i_start, x, y1, y, ys, delay, n, nb_display_channels;
     int ch, channels, h, h2, bgcolor, fgcolor;
@@ -862,7 +845,7 @@ static void video_audio_display(VideoState *s)
     }
 }
 
-static int video_open(VideoState *is)
+static int video_open(PlayerState *is)
 {
     int flags = SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL;
     int w,h;
@@ -876,15 +859,9 @@ static int video_open(VideoState *is)
     } else if (!is_full_screen && screen_width) {
         w = screen_width;
         h = screen_height;
-#if CONFIG_AVFILTER
     } else if (is->out_video_filter && is->out_video_filter->inputs[0]) {
         w = is->out_video_filter->inputs[0]->w;
         h = is->out_video_filter->inputs[0]->h;
-#else
-    } else if (is->video_st && is->video_st->codec->width) {
-        w = is->video_st->codec->width;
-        h = is->video_st->codec->height;
-#endif
     } else {
         w = 640;
         h = 480;
@@ -914,10 +891,10 @@ static int video_open(VideoState *is)
 }
 
 /* display the current picture, if any */
-static void video_display(VideoState *is)
+static void video_display(PlayerState *is)
 {
     if (!screen)
-        video_open(cur_stream);
+        video_open(player);
     if (is->audio_st && is->show_audio)
         video_audio_display(is);
     else if (is->video_st)
@@ -926,7 +903,7 @@ static void video_display(VideoState *is)
 
 static int refresh_thread(void *opaque)
 {
-    VideoState *is= opaque;
+    PlayerState *is= opaque;
     while (!is->abort_request) {
         SDL_Event event;
         event.type = FF_REFRESH_EVENT;
@@ -941,7 +918,7 @@ static int refresh_thread(void *opaque)
 }
 
 /* get the current audio clock value */
-static double get_audio_clock(VideoState *is)
+static double get_audio_clock(PlayerState *is)
 {
     double pts;
     int hw_buf_size, bytes_per_sec;
@@ -958,7 +935,7 @@ static double get_audio_clock(VideoState *is)
 }
 
 /* get the current video clock value */
-static double get_video_clock(VideoState *is)
+static double get_video_clock(PlayerState *is)
 {
     if (is->paused) {
         return is->video_current_pts;
@@ -968,7 +945,7 @@ static double get_video_clock(VideoState *is)
 }
 
 /* get the current external clock value */
-static double get_external_clock(VideoState *is)
+static double get_external_clock(PlayerState *is)
 {
     int64_t ti;
     ti = av_gettime_relative();
@@ -976,7 +953,7 @@ static double get_external_clock(VideoState *is)
 }
 
 /* get the current master clock value */
-static double get_master_clock(VideoState *is)
+static double get_master_clock(PlayerState *is)
 {
     double val;
 
@@ -997,7 +974,7 @@ static double get_master_clock(VideoState *is)
 }
 
 /* seek in the stream */
-static void stream_seek(VideoState *is, int64_t pos, int64_t rel, int seek_by_bytes)
+static void stream_seek(PlayerState *is, int64_t pos, int64_t rel, int seek_by_bytes)
 {
     if (!is->seek_req) {
         is->seek_pos = pos;
@@ -1010,7 +987,7 @@ static void stream_seek(VideoState *is, int64_t pos, int64_t rel, int seek_by_by
 }
 
 /* pause or resume the video */
-static void stream_pause(VideoState *is)
+static void stream_pause(PlayerState *is)
 {
     if (is->paused) {
         is->frame_timer += av_gettime_relative() / 1000000.0 + is->video_current_pts_drift - is->video_current_pts;
@@ -1022,7 +999,7 @@ static void stream_pause(VideoState *is)
     is->paused = !is->paused;
 }
 
-static double compute_target_time(double frame_current_pts, VideoState *is)
+static double compute_target_time(double frame_current_pts, PlayerState *is)
 {
     double delay, sync_threshold, diff = 0;
 
@@ -1065,7 +1042,7 @@ static double compute_target_time(double frame_current_pts, VideoState *is)
 /* called to display each frame */
 static void video_refresh_timer(void *opaque)
 {
-    VideoState *is = opaque;
+    PlayerState *is = opaque;
     VideoPicture *vp;
 
     SubPicture *sp, *sp2;
@@ -1204,7 +1181,7 @@ retry:
     }
 }
 
-static void stream_close(VideoState *is)
+static void player_close(PlayerState *is)
 {
     VideoPicture *vp;
     int i;
@@ -1225,18 +1202,13 @@ static void stream_close(VideoState *is)
     SDL_DestroyCond(is->pictq_cond);
     SDL_DestroyMutex(is->subpq_mutex);
     SDL_DestroyCond(is->subpq_cond);
-#if !CONFIG_AVFILTER
-    if (is->img_convert_ctx)
-        sws_freeContext(is->img_convert_ctx);
-#endif
-    av_free(is);
 }
 
 static void do_exit(void)
 {
-    if (cur_stream) {
-        stream_close(cur_stream);
-        cur_stream = NULL;
+    if (player) {
+        player_close(player);
+        player = NULL;
     }
     uninit_opts();
     avformat_network_deinit();
@@ -1251,7 +1223,7 @@ static void do_exit(void)
    potential locking problems */
 static void alloc_picture(void *opaque)
 {
-    VideoState *is = opaque;
+    PlayerState *is = opaque;
     VideoPicture *vp;
 
     vp = &is->pictq[is->pictq_windex];
@@ -1259,15 +1231,9 @@ static void alloc_picture(void *opaque)
     if (vp->bmp)
         SDL_FreeYUVOverlay(vp->bmp);
 
-#if CONFIG_AVFILTER
     vp->width   = is->out_video_filter->inputs[0]->w;
     vp->height  = is->out_video_filter->inputs[0]->h;
     vp->pix_fmt = is->out_video_filter->inputs[0]->format;
-#else
-    vp->width   = is->video_st->codec->width;
-    vp->height  = is->video_st->codec->height;
-    vp->pix_fmt = is->video_st->codec->pix_fmt;
-#endif
 
     vp->bmp = SDL_CreateYUVOverlay(vp->width, vp->height,
                                    SDL_YV12_OVERLAY,
@@ -1289,12 +1255,10 @@ static void alloc_picture(void *opaque)
 
 /* The 'pts' parameter is the dts of the packet / pts of the frame and
  * guessed if not known. */
-static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t pos)
+static int queue_picture(PlayerState *is, AVFrame *src_frame, double pts, int64_t pos)
 {
     VideoPicture *vp;
-#if !CONFIG_AVFILTER
-    int dst_pix_fmt = AV_PIX_FMT_YUV420P;
-#endif
+
     /* wait until we have space to put a new picture */
     SDL_LockMutex(is->pictq_mutex);
 
@@ -1316,13 +1280,8 @@ static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t
 
     /* alloc or resize hardware picture buffer */
     if (!vp->bmp || vp->reallocate ||
-#if CONFIG_AVFILTER
         vp->width  != is->out_video_filter->inputs[0]->w ||
         vp->height != is->out_video_filter->inputs[0]->h) {
-#else
-        vp->width != is->video_st->codec->width ||
-        vp->height != is->video_st->codec->height) {
-#endif
         SDL_Event event;
 
         vp->allocated  = 0;
@@ -1361,22 +1320,10 @@ static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t
         linesize[1] = vp->bmp->pitches[2];
         linesize[2] = vp->bmp->pitches[1];
 
-#if CONFIG_AVFILTER
         // FIXME use direct rendering
         av_image_copy(data, linesize, src_frame->data, src_frame->linesize,
                       vp->pix_fmt, vp->width, vp->height);
-#else
-        av_opt_get_int(sws_opts, "sws_flags", 0, &sws_flags);
-        is->img_convert_ctx = sws_getCachedContext(is->img_convert_ctx,
-            vp->width, vp->height, vp->pix_fmt, vp->width, vp->height,
-            dst_pix_fmt, sws_flags, NULL, NULL, NULL);
-        if (!is->img_convert_ctx) {
-            fprintf(stderr, "Cannot initialize the conversion context\n");
-            exit(1);
-        }
-        sws_scale(is->img_convert_ctx, src_frame->data, src_frame->linesize,
-                  0, vp->height, data, linesize);
-#endif
+
         /* update the bitmap content */
         SDL_UnlockYUVOverlay(vp->bmp);
 
@@ -1397,7 +1344,7 @@ static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t
 
 /* Compute the exact PTS for the picture if it is omitted in the stream.
  * The 'pts1' parameter is the dts of the packet / pts of the frame. */
-static int output_picture2(VideoState *is, AVFrame *src_frame, double pts1, int64_t pos)
+static int output_picture2(PlayerState *is, AVFrame *src_frame, double pts1, int64_t pos)
 {
     double frame_delay, pts;
     int ret;
@@ -1422,7 +1369,7 @@ static int output_picture2(VideoState *is, AVFrame *src_frame, double pts1, int6
     return ret;
 }
 
-static int get_video_frame(VideoState *is, AVFrame *frame, int64_t *pts, AVPacket *pkt)
+static int get_video_frame(PlayerState *is, AVFrame *frame, int64_t *pts, AVPacket *pkt)
 {
     int got_picture, i;
 
@@ -1480,8 +1427,7 @@ static int get_video_frame(VideoState *is, AVFrame *frame, int64_t *pts, AVPacke
     return 0;
 }
 
-#if CONFIG_AVFILTER
-static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const char *vfilters)
+static int configure_video_filters(AVFilterGraph *graph, PlayerState *is, const char *vfilters)
 {
     char sws_flags_str[128];
     char buffersrc_args[256];
@@ -1576,18 +1522,15 @@ static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const c
     return ret;
 }
 
-#endif  /* CONFIG_AVFILTER */
-
 static int video_thread(void *arg)
 {
     AVPacket pkt = { 0 };
-    VideoState *is = arg;
+    PlayerState *is = arg;
     AVFrame *frame = av_frame_alloc();
     int64_t pts_int;
     double pts;
     int ret;
 
-#if CONFIG_AVFILTER
     AVFilterGraph *graph = avfilter_graph_alloc();
     AVFilterContext *filt_out = NULL, *filt_in = NULL;
     int last_w = is->video_st->codec->width;
@@ -1601,23 +1544,18 @@ static int video_thread(void *arg)
         goto the_end;
     filt_in  = is->in_video_filter;
     filt_out = is->out_video_filter;
-#endif
 
     if (!frame) {
-#if CONFIG_AVFILTER
         avfilter_graph_free(&graph);
-#endif
         return AVERROR(ENOMEM);
     }
 
     for (;;) {
-#if CONFIG_AVFILTER
         AVRational tb;
-#endif
         while (is->paused && !is->videoq.abort_request)
             SDL_Delay(10);
 
-        av_free_packet(&pkt);
+        av_packet_unref(&pkt);
 
         ret = get_video_frame(is, frame, &pts_int, &pkt);
         if (ret < 0)
@@ -1626,7 +1564,6 @@ static int video_thread(void *arg)
         if (!ret)
             continue;
 
-#if CONFIG_AVFILTER
         if (   last_w != is->video_st->codec->width
             || last_h != is->video_st->codec->height) {
             av_log(NULL, AV_LOG_TRACE, "Changing size %dx%d -> %dx%d\n", last_w, last_h,
@@ -1666,32 +1603,26 @@ static int video_thread(void *arg)
             pts = pts_int * av_q2d(is->video_st->time_base);
             ret = output_picture2(is, frame, pts, 0);
         }
-#else
-        pts = pts_int * av_q2d(is->video_st->time_base);
-        ret = output_picture2(is, frame, pts,  pkt.pos);
-#endif
 
         if (ret < 0)
             goto the_end;
 
 
         if (step)
-            if (cur_stream)
-                stream_pause(cur_stream);
+            if (player)
+                stream_pause(player);
     }
  the_end:
-#if CONFIG_AVFILTER
     av_freep(&vfilters);
     avfilter_graph_free(&graph);
-#endif
-    av_free_packet(&pkt);
+    av_packet_unref(&pkt);
     av_frame_free(&frame);
     return 0;
 }
 
 static int subtitle_thread(void *arg)
 {
-    VideoState *is = arg;
+    PlayerState *is = arg;
     SubPicture *sp;
     AVPacket pkt1, *pkt = &pkt1;
     int got_subtitle;
@@ -1753,13 +1684,13 @@ static int subtitle_thread(void *arg)
             is->subpq_size++;
             SDL_UnlockMutex(is->subpq_mutex);
         }
-        av_free_packet(pkt);
+        av_packet_unref(pkt);
     }
     return 0;
 }
 
 /* copy samples for viewing in editor window */
-static void update_sample_display(VideoState *is, short *samples, int samples_size)
+static void update_sample_display(PlayerState *is, short *samples, int samples_size)
 {
     int size, len;
 
@@ -1779,7 +1710,7 @@ static void update_sample_display(VideoState *is, short *samples, int samples_si
 
 /* return the new audio buffer size (samples can be added or deleted
    to get better sync if video or external master clock) */
-static int synchronize_audio(VideoState *is, short *samples,
+static int synchronize_audio(PlayerState *is, short *samples,
                              int samples_size1, double pts)
 {
     int n, samples_size;
@@ -1853,7 +1784,7 @@ static int synchronize_audio(VideoState *is, short *samples,
 }
 
 /* decode one audio frame and returns its uncompressed size */
-static int audio_decode_frame(VideoState *is, double *pts_ptr)
+static int audio_decode_frame(PlayerState *is, double *pts_ptr)
 {
     AVPacket *pkt_temp = &is->audio_pkt_temp;
     AVPacket *pkt = &is->audio_pkt;
@@ -1984,7 +1915,7 @@ static int audio_decode_frame(VideoState *is, double *pts_ptr)
 
         /* free the current packet */
         if (pkt->data)
-            av_free_packet(pkt);
+            av_packet_unref(pkt);
         memset(pkt_temp, 0, sizeof(*pkt_temp));
 
         if (is->paused || is->audioq.abort_request) {
@@ -2012,7 +1943,7 @@ static int audio_decode_frame(VideoState *is, double *pts_ptr)
 /* prepare a new audio buffer */
 static void sdl_audio_callback(void *opaque, Uint8 *stream, int len)
 {
-    VideoState *is = opaque;
+    PlayerState *is = opaque;
     int audio_size, len1;
     double pts;
 
@@ -2044,8 +1975,54 @@ static void sdl_audio_callback(void *opaque, Uint8 *stream, int len)
     }
 }
 
+static AVCodec *find_codec_or_die(const char *name, enum AVMediaType type)
+{
+    const AVCodecDescriptor *desc;
+    AVCodec *codec = avcodec_find_decoder_by_name(name);
+
+    if (!codec && (desc = avcodec_descriptor_get_by_name(name))) {
+        codec = avcodec_find_decoder(desc->id);
+        if (codec)
+            av_log(NULL, AV_LOG_VERBOSE, "Matched decoder '%s' for codec '%s'.\n",
+                   codec->name, desc->name);
+    }
+
+    if (!codec) {
+        av_log(NULL, AV_LOG_FATAL, "Unknown decoder '%s'\n", name);
+        exit_program(1);
+    }
+
+    if (codec->type != type) {
+        av_log(NULL, AV_LOG_FATAL, "Invalid decoder type '%s'\n", name);
+        exit_program(1);
+    }
+
+    return codec;
+}
+
+static AVCodec *choose_decoder(PlayerState *is, AVFormatContext *ic, AVStream *st)
+{
+    char *codec_name = NULL;
+    int i, ret;
+
+    for (i = 0; i < is->nb_codec_names; i++) {
+        char *spec = is->codec_names[i].specifier;
+        if ((ret = check_stream_specifier(ic, st, spec)) > 0)
+            codec_name = is->codec_names[i].u.str;
+        else if (ret < 0)
+            exit_program(1);
+    }
+
+    if (codec_name) {
+        AVCodec *codec = find_codec_or_die(codec_name, st->codec->codec_type);
+        st->codec->codec_id = codec->id;
+        return codec;
+    } else
+        return avcodec_find_decoder(st->codec->codec_id);
+}
+
 /* open a given stream. Return 0 if OK */
-static int stream_component_open(VideoState *is, int stream_index)
+static int stream_component_open(PlayerState *is, int stream_index)
 {
     AVFormatContext *ic = is->ic;
     AVCodecContext *avctx;
@@ -2061,7 +2038,7 @@ static int stream_component_open(VideoState *is, int stream_index)
 
     opts = filter_codec_opts(codec_opts, avctx->codec_id, ic, ic->streams[stream_index], NULL);
 
-    codec = avcodec_find_decoder(avctx->codec_id);
+    codec = choose_decoder(is, ic, ic->streams[stream_index]);
     avctx->workaround_bugs   = workaround_bugs;
     avctx->idct_algo         = idct;
     avctx->skip_frame        = skip_frame;
@@ -2165,7 +2142,7 @@ fail:
     return ret;
 }
 
-static void stream_component_close(VideoState *is, int stream_index)
+static void stream_component_close(PlayerState *is, int stream_index)
 {
     AVFormatContext *ic = is->ic;
     AVCodecContext *avctx;
@@ -2181,7 +2158,7 @@ static void stream_component_close(VideoState *is, int stream_index)
         SDL_CloseAudio();
 
         packet_queue_end(&is->audioq);
-        av_free_packet(&is->audio_pkt);
+        av_packet_unref(&is->audio_pkt);
         if (is->avr)
             avresample_free(&is->avr);
         av_freep(&is->audio_buf1);
@@ -2249,23 +2226,35 @@ static void stream_component_close(VideoState *is, int stream_index)
 
 /* since we have only one decoding thread, we can use a global
    variable instead of a thread local variable */
-static VideoState *global_video_state;
+static PlayerState *global_video_state;
 
 static int decode_interrupt_cb(void *ctx)
 {
     return global_video_state && global_video_state->abort_request;
 }
 
-/* this thread gets the stream from the disk or the network */
-static int decode_thread(void *arg)
+static void stream_close(PlayerState *is)
+{
+    /* disable interrupting */
+    global_video_state = NULL;
+
+    /* close each stream */
+    if (is->audio_stream >= 0)
+        stream_component_close(is, is->audio_stream);
+    if (is->video_stream >= 0)
+        stream_component_close(is, is->video_stream);
+    if (is->subtitle_stream >= 0)
+        stream_component_close(is, is->subtitle_stream);
+    if (is->ic) {
+        avformat_close_input(&is->ic);
+    }
+}
+
+static int stream_setup(PlayerState *is)
 {
-    VideoState *is = arg;
     AVFormatContext *ic = NULL;
     int err, i, ret;
     int st_index[AVMEDIA_TYPE_NB];
-    AVPacket pkt1, *pkt = &pkt1;
-    int eof = 0;
-    int pkt_in_play_range = 0;
     AVDictionaryEntry *t;
     AVDictionary **opts;
     int orig_nb_streams;
@@ -2290,6 +2279,7 @@ static int decode_thread(void *arg)
         ret = -1;
         goto fail;
     }
+
     if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
         av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
         ret = AVERROR_OPTION_NOT_FOUND;
@@ -2303,6 +2293,9 @@ static int decode_thread(void *arg)
     opts = setup_find_stream_info_opts(ic, codec_opts);
     orig_nb_streams = ic->nb_streams;
 
+    for (i = 0; i < ic->nb_streams; i++)
+        ic->streams[i]->codec->codec = choose_decoder(is, ic, ic->streams[i]);
+
     err = avformat_find_stream_info(ic, opts);
 
     for (i = 0; i < orig_nb_streams; i++)
@@ -2369,7 +2362,6 @@ static int decode_thread(void *arg)
     if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) {
         ret = stream_component_open(is, st_index[AVMEDIA_TYPE_VIDEO]);
     }
-    is->refresh_tid = SDL_CreateThread(refresh_thread, is);
     if (ret < 0) {
         if (!display_disable)
             is->show_audio = 2;
@@ -2385,6 +2377,21 @@ static int decode_thread(void *arg)
         goto fail;
     }
 
+    return 0;
+
+fail:
+    return ret;
+}
+
+/* this thread gets the stream from the disk or the network */
+static int decode_thread(void *arg)
+{
+    PlayerState *is        = arg;
+    AVPacket pkt1, *pkt   = &pkt1;
+    AVFormatContext *ic   = is->ic;
+    int pkt_in_play_range = 0;
+    int ret, eof          = 0;
+
     for (;;) {
         if (is->abort_request)
             break;
@@ -2460,7 +2467,7 @@ static int decode_thread(void *arg)
             SDL_Delay(10);
             if (is->audioq.size + is->videoq.size + is->subtitleq.size == 0) {
                 if (loop != 1 && (!loop || --loop)) {
-                    stream_seek(cur_stream, start_time != AV_NOPTS_VALUE ? start_time : 0, 0, 0);
+                    stream_seek(player, start_time != AV_NOPTS_VALUE ? start_time : 0, 0, 0);
                 } else if (!noautoexit) {
                     ret = AVERROR_EOF;
                     goto fail;
@@ -2490,7 +2497,7 @@ static int decode_thread(void *arg)
         } else if (pkt->stream_index == is->subtitle_stream && pkt_in_play_range) {
             packet_queue_put(&is->subtitleq, pkt);
         } else {
-            av_free_packet(pkt);
+            av_packet_unref(pkt);
         }
     }
     /* wait until the end */
@@ -2499,20 +2506,9 @@ static int decode_thread(void *arg)
     }
 
     ret = 0;
- fail:
-    /* disable interrupting */
-    global_video_state = NULL;
 
-    /* close each stream */
-    if (is->audio_stream >= 0)
-        stream_component_close(is, is->audio_stream);
-    if (is->video_stream >= 0)
-        stream_component_close(is, is->video_stream);
-    if (is->subtitle_stream >= 0)
-        stream_component_close(is, is->subtitle_stream);
-    if (is->ic) {
-        avformat_close_input(&is->ic);
-    }
+fail:
+    stream_close(is);
 
     if (ret != 0) {
         SDL_Event event;
@@ -2524,18 +2520,20 @@ static int decode_thread(void *arg)
     return 0;
 }
 
-static VideoState *stream_open(const char *filename, AVInputFormat *iformat)
+static int stream_open(PlayerState *is,
+                       const char *filename, AVInputFormat *iformat)
 {
-    VideoState *is;
+    int ret;
 
-    is = av_mallocz(sizeof(VideoState));
-    if (!is)
-        return NULL;
     av_strlcpy(is->filename, filename, sizeof(is->filename));
     is->iformat = iformat;
     is->ytop    = 0;
     is->xleft   = 0;
 
+    if ((ret = stream_setup(is)) < 0) {
+        return ret;
+    }
+
     /* start video display */
     is->pictq_mutex = SDL_CreateMutex();
     is->pictq_cond  = SDL_CreateCond();
@@ -2544,15 +2542,16 @@ static VideoState *stream_open(const char *filename, AVInputFormat *iformat)
     is->subpq_cond  = SDL_CreateCond();
 
     is->av_sync_type = av_sync_type;
+    is->refresh_tid  = SDL_CreateThread(refresh_thread, is);
+    if (!is->refresh_tid)
+        return -1;
     is->parse_tid    = SDL_CreateThread(decode_thread, is);
-    if (!is->parse_tid) {
-        av_free(is);
-        return NULL;
-    }
-    return is;
+    if (!is->parse_tid)
+        return -1;
+    return 0;
 }
 
-static void stream_cycle_channel(VideoState *is, int codec_type)
+static void stream_cycle_channel(PlayerState *is, int codec_type)
 {
     AVFormatContext *ic = is->ic;
     int start_index, stream_index;
@@ -2608,42 +2607,42 @@ static void toggle_full_screen(void)
     /* OS X needs to empty the picture_queue */
     int i;
     for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++)
-        cur_stream->pictq[i].reallocate = 1;
+        player->pictq[i].reallocate = 1;
 #endif
     is_full_screen = !is_full_screen;
-    video_open(cur_stream);
+    video_open(player);
 }
 
 static void toggle_pause(void)
 {
-    if (cur_stream)
-        stream_pause(cur_stream);
+    if (player)
+        stream_pause(player);
     step = 0;
 }
 
 static void step_to_next_frame(void)
 {
-    if (cur_stream) {
+    if (player) {
         /* if the stream is paused unpause it, then step */
-        if (cur_stream->paused)
-            stream_pause(cur_stream);
+        if (player->paused)
+            stream_pause(player);
     }
     step = 1;
 }
 
 static void toggle_audio_display(void)
 {
-    if (cur_stream) {
+    if (player) {
         int bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
-        cur_stream->show_audio = (cur_stream->show_audio + 1) % 3;
+        player->show_audio = (player->show_audio + 1) % 3;
         fill_rectangle(screen,
-                       cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height,
+                       player->xleft, player->ytop, player->width, player->height,
                        bgcolor);
-        SDL_UpdateRect(screen, cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height);
+        SDL_UpdateRect(screen, player->xleft, player->ytop, player->width, player->height);
     }
 }
 
-static void seek_chapter(VideoState *is, int incr)
+static void seek_chapter(PlayerState *is, int incr)
 {
     int64_t pos = get_master_clock(is) * AV_TIME_BASE;
     int i;
@@ -2701,25 +2700,25 @@ static void event_loop(void)
                 step_to_next_frame();
                 break;
             case SDLK_a:
-                if (cur_stream)
-                    stream_cycle_channel(cur_stream, AVMEDIA_TYPE_AUDIO);
+                if (player)
+                    stream_cycle_channel(player, AVMEDIA_TYPE_AUDIO);
                 break;
             case SDLK_v:
-                if (cur_stream)
-                    stream_cycle_channel(cur_stream, AVMEDIA_TYPE_VIDEO);
+                if (player)
+                    stream_cycle_channel(player, AVMEDIA_TYPE_VIDEO);
                 break;
             case SDLK_t:
-                if (cur_stream)
-                    stream_cycle_channel(cur_stream, AVMEDIA_TYPE_SUBTITLE);
+                if (player)
+                    stream_cycle_channel(player, AVMEDIA_TYPE_SUBTITLE);
                 break;
             case SDLK_w:
                 toggle_audio_display();
                 break;
             case SDLK_PAGEUP:
-                seek_chapter(cur_stream, 1);
+                seek_chapter(player, 1);
                 break;
             case SDLK_PAGEDOWN:
-                seek_chapter(cur_stream, -1);
+                seek_chapter(player, -1);
                 break;
             case SDLK_LEFT:
                 incr = -10.0;
@@ -2733,24 +2732,24 @@ static void event_loop(void)
             case SDLK_DOWN:
                 incr = -60.0;
             do_seek:
-                if (cur_stream) {
+                if (player) {
                     if (seek_by_bytes) {
-                        if (cur_stream->video_stream >= 0 && cur_stream->video_current_pos >= 0) {
-                            pos = cur_stream->video_current_pos;
-                        } else if (cur_stream->audio_stream >= 0 && cur_stream->audio_pkt.pos >= 0) {
-                            pos = cur_stream->audio_pkt.pos;
+                        if (player->video_stream >= 0 && player->video_current_pos >= 0) {
+                            pos = player->video_current_pos;
+                        } else if (player->audio_stream >= 0 && player->audio_pkt.pos >= 0) {
+                            pos = player->audio_pkt.pos;
                         } else
-                            pos = avio_tell(cur_stream->ic->pb);
-                        if (cur_stream->ic->bit_rate)
-                            incr *= cur_stream->ic->bit_rate / 8.0;
+                            pos = avio_tell(player->ic->pb);
+                        if (player->ic->bit_rate)
+                            incr *= player->ic->bit_rate / 8.0;
                         else
                             incr *= 180000.0;
                         pos += incr;
-                        stream_seek(cur_stream, pos, incr, 1);
+                        stream_seek(player, pos, incr, 1);
                     } else {
-                        pos = get_master_clock(cur_stream);
+                        pos = get_master_clock(player);
                         pos += incr;
-                        stream_seek(cur_stream, (int64_t)(pos * AV_TIME_BASE), (int64_t)(incr * AV_TIME_BASE), 0);
+                        stream_seek(player, (int64_t)(pos * AV_TIME_BASE), (int64_t)(incr * AV_TIME_BASE), 0);
                     }
                 }
                 break;
@@ -2771,38 +2770,38 @@ static void event_loop(void)
                     break;
                 x = event.motion.x;
             }
-            if (cur_stream) {
-                if (seek_by_bytes || cur_stream->ic->duration <= 0) {
-                    uint64_t size =  avio_size(cur_stream->ic->pb);
-                    stream_seek(cur_stream, size*x/cur_stream->width, 0, 1);
+            if (player) {
+                if (seek_by_bytes || player->ic->duration <= 0) {
+                    uint64_t size =  avio_size(player->ic->pb);
+                    stream_seek(player, size*x/player->width, 0, 1);
                 } else {
                     int64_t ts;
                     int ns, hh, mm, ss;
                     int tns, thh, tmm, tss;
-                    tns  = cur_stream->ic->duration / 1000000LL;
+                    tns  = player->ic->duration / 1000000LL;
                     thh  = tns / 3600;
                     tmm  = (tns % 3600) / 60;
                     tss  = (tns % 60);
-                    frac = x / cur_stream->width;
+                    frac = x / player->width;
                     ns   = frac * tns;
                     hh   = ns / 3600;
                     mm   = (ns % 3600) / 60;
                     ss   = (ns % 60);
                     fprintf(stderr, "Seek to %2.0f%% (%2d:%02d:%02d) of total duration (%2d:%02d:%02d)       \n", frac*100,
                             hh, mm, ss, thh, tmm, tss);
-                    ts = frac * cur_stream->ic->duration;
-                    if (cur_stream->ic->start_time != AV_NOPTS_VALUE)
-                        ts += cur_stream->ic->start_time;
-                    stream_seek(cur_stream, ts, 0, 0);
+                    ts = frac * player->ic->duration;
+                    if (player->ic->start_time != AV_NOPTS_VALUE)
+                        ts += player->ic->start_time;
+                    stream_seek(player, ts, 0, 0);
                 }
             }
             break;
         case SDL_VIDEORESIZE:
-            if (cur_stream) {
+            if (player) {
                 screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0,
                                           SDL_HWSURFACE|SDL_RESIZABLE|SDL_ASYNCBLIT|SDL_HWACCEL);
-                screen_width  = cur_stream->width  = event.resize.w;
-                screen_height = cur_stream->height = event.resize.h;
+                screen_width  = player->width  = event.resize.w;
+                screen_height = player->height = event.resize.h;
             }
             break;
         case SDL_QUIT:
@@ -2815,7 +2814,7 @@ static void event_loop(void)
             break;
         case FF_REFRESH_EVENT:
             video_refresh_timer(event.user.data1);
-            cur_stream->refresh = 0;
+            player->refresh = 0;
             break;
         default:
             break;
@@ -2886,6 +2885,7 @@ static int opt_duration(void *optctx, const char *opt, const char *arg)
     return 0;
 }
 
+#define OFF(x) offsetof(PlayerState, x)
 static const OptionDef options[] = {
 #include "cmdutils_common_opts.h"
     { "x", HAS_ARG, { .func_arg = opt_width }, "force displayed width", "width" },
@@ -2921,13 +2921,14 @@ static const OptionDef options[] = {
     { "framedrop", OPT_BOOL | OPT_EXPERT, { &framedrop }, "drop frames when cpu is too slow", "" },
     { "infbuf", OPT_BOOL | OPT_EXPERT, { &infinite_buffer }, "don't limit the input buffer size (useful with realtime streams)", "" },
     { "window_title", OPT_STRING | HAS_ARG, { &window_title }, "set window title", "window title" },
-#if CONFIG_AVFILTER
     { "vf", OPT_STRING | HAS_ARG, { &vfilters }, "video filters", "filter list" },
-#endif
     { "rdftspeed", OPT_INT | HAS_ARG| OPT_AUDIO | OPT_EXPERT, { &rdftspeed }, "rdft speed", "msecs" },
     { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, { opt_default }, "generic catch all option", "" },
     { "i", 0, { NULL }, "avconv compatibility dummy option", ""},
     { "autorotate", OPT_BOOL, { &autorotate }, "automatically rotate video", "" },
+    { "c", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_INPUT, { .off = OFF(codec_names) }, "codec name", "codec" },
+    { "codec",  HAS_ARG | OPT_STRING | OPT_SPEC | OPT_INPUT, { .off = OFF(codec_names) }, "codec name", "codec" },
+
     { NULL, },
 };
 
@@ -2947,9 +2948,6 @@ void show_help_default(const char *opt, const char *arg)
     printf("\n");
     show_help_children(avcodec_get_class(), AV_OPT_FLAG_DECODING_PARAM);
     show_help_children(avformat_get_class(), AV_OPT_FLAG_DECODING_PARAM);
-#if !CONFIG_AVFILTER
-    show_help_children(sws_get_class(), AV_OPT_FLAG_ENCODING_PARAM);
-#endif
     printf("\nWhile playing:\n"
            "q, ESC              quit\n"
            "f                   toggle full screen\n"
@@ -2990,9 +2988,7 @@ int main(int argc, char **argv)
 #if CONFIG_AVDEVICE
     avdevice_register_all();
 #endif
-#if CONFIG_AVFILTER
     avfilter_register_all();
-#endif
     av_register_all();
     avformat_network_init();
 
@@ -3000,7 +2996,7 @@ int main(int argc, char **argv)
 
     show_banner();
 
-    parse_options(NULL, argc, argv, options, opt_input_file);
+    parse_options(player, argc, argv, options, opt_input_file);
 
     if (!input_filename) {
         show_usage();
@@ -3034,7 +3030,11 @@ int main(int argc, char **argv)
     av_init_packet(&flush_pkt);
     flush_pkt.data = (uint8_t *)&flush_pkt;
 
-    cur_stream = stream_open(input_filename, file_iformat);
+    if (stream_open(player, input_filename, file_iformat) < 0) {
+        fprintf(stderr, "Could not setup the player\n");
+        stream_close(player);
+        exit(1);
+    }
 
     event_loop();