X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=fftools%2Fffplay.c;h=0be1d90bf9cde1a6e1463e4544af87c0c6d2bf8f;hb=56450a0ee4fdda160f4039fc2ae33edfd27765c9;hp=f6511e4afdfab96ba9e60fd754fa7f5186421750;hpb=af7ec793d49e260aa4c5595d4947322fc91aa72d;p=ffmpeg diff --git a/fftools/ffplay.c b/fftools/ffplay.c index f6511e4afdf..0be1d90bf9c 100644 --- a/fftools/ffplay.c +++ b/fftools/ffplay.c @@ -36,10 +36,12 @@ #include "libavutil/pixdesc.h" #include "libavutil/imgutils.h" #include "libavutil/dict.h" +#include "libavutil/fifo.h" #include "libavutil/parseutils.h" #include "libavutil/samplefmt.h" #include "libavutil/avassert.h" #include "libavutil/time.h" +#include "libavutil/bprint.h" #include "libavformat/avformat.h" #include "libavdevice/avdevice.h" #include "libswscale/swscale.h" @@ -110,13 +112,12 @@ const int program_birth_year = 2003; static unsigned sws_flags = SWS_BICUBIC; typedef struct MyAVPacketList { - AVPacket pkt; - struct MyAVPacketList *next; + AVPacket *pkt; int serial; } MyAVPacketList; typedef struct PacketQueue { - MyAVPacketList *first_pkt, *last_pkt; + AVFifoBuffer *pkt_list; int nb_packets; int size; int64_t duration; @@ -186,7 +187,7 @@ enum { }; typedef struct Decoder { - AVPacket pkt; + AVPacket *pkt; PacketQueue *queue; AVCodecContext *avctx; int pkt_serial; @@ -202,7 +203,7 @@ typedef struct Decoder { typedef struct VideoState { SDL_Thread *read_tid; - AVInputFormat *iformat; + const AVInputFormat *iformat; int abort_request; int force_refresh; int paused; @@ -307,7 +308,7 @@ typedef struct VideoState { } VideoState; /* options specified by the user */ -static AVInputFormat *file_iformat; +static const AVInputFormat *file_iformat; static const char *input_filename; static const char *window_title; static int default_width = 640; @@ -326,7 +327,7 @@ static int display_disable; static int borderless; static int alwaysontop; static int startup_volume = 100; -static int show_status = 1; +static int show_status = -1; static int av_sync_type = AV_SYNC_AUDIO_MASTER; static int64_t start_time = AV_NOPTS_VALUE; static int64_t duration = AV_NOPTS_VALUE; @@ -360,8 +361,6 @@ static int filter_nbthreads = 0; static int is_full_screen; static int64_t audio_callback_time; -static AVPacket flush_pkt; - #define FF_QUIT_EVENT (SDL_USEREVENT + 2) static SDL_Window *window; @@ -426,28 +425,23 @@ int64_t get_valid_channel_layout(int64_t channel_layout, int channels) static int packet_queue_put_private(PacketQueue *q, AVPacket *pkt) { - MyAVPacketList *pkt1; + MyAVPacketList pkt1; if (q->abort_request) return -1; - pkt1 = av_malloc(sizeof(MyAVPacketList)); - if (!pkt1) - return -1; - pkt1->pkt = *pkt; - pkt1->next = NULL; - if (pkt == &flush_pkt) - q->serial++; - pkt1->serial = q->serial; - - if (!q->last_pkt) - q->first_pkt = pkt1; - else - q->last_pkt->next = pkt1; - q->last_pkt = pkt1; + if (av_fifo_space(q->pkt_list) < sizeof(pkt1)) { + if (av_fifo_grow(q->pkt_list, sizeof(pkt1)) < 0) + return -1; + } + + pkt1.pkt = pkt; + pkt1.serial = q->serial; + + av_fifo_generic_write(q->pkt_list, &pkt1, sizeof(pkt1), NULL); q->nb_packets++; - q->size += pkt1->pkt.size + sizeof(*pkt1); - q->duration += pkt1->pkt.duration; + q->size += pkt1.pkt->size + sizeof(pkt1); + q->duration += pkt1.pkt->duration; /* XXX: should duplicate packet data in DV case */ SDL_CondSignal(q->cond); return 0; @@ -455,24 +449,28 @@ static int packet_queue_put_private(PacketQueue *q, AVPacket *pkt) static int packet_queue_put(PacketQueue *q, AVPacket *pkt) { + AVPacket *pkt1; int ret; + pkt1 = av_packet_alloc(); + if (!pkt1) { + av_packet_unref(pkt); + return -1; + } + av_packet_move_ref(pkt1, pkt); + SDL_LockMutex(q->mutex); - ret = packet_queue_put_private(q, pkt); + ret = packet_queue_put_private(q, pkt1); SDL_UnlockMutex(q->mutex); - if (pkt != &flush_pkt && ret < 0) - av_packet_unref(pkt); + if (ret < 0) + av_packet_free(&pkt1); return ret; } -static int packet_queue_put_nullpacket(PacketQueue *q, int stream_index) +static int packet_queue_put_nullpacket(PacketQueue *q, AVPacket *pkt, int stream_index) { - AVPacket pkt1, *pkt = &pkt1; - av_init_packet(pkt); - pkt->data = NULL; - pkt->size = 0; pkt->stream_index = stream_index; return packet_queue_put(q, pkt); } @@ -481,6 +479,9 @@ static int packet_queue_put_nullpacket(PacketQueue *q, int stream_index) static int packet_queue_init(PacketQueue *q) { memset(q, 0, sizeof(PacketQueue)); + q->pkt_list = av_fifo_alloc(sizeof(MyAVPacketList)); + if (!q->pkt_list) + return AVERROR(ENOMEM); q->mutex = SDL_CreateMutex(); if (!q->mutex) { av_log(NULL, AV_LOG_FATAL, "SDL_CreateMutex(): %s\n", SDL_GetError()); @@ -497,25 +498,24 @@ static int packet_queue_init(PacketQueue *q) static void packet_queue_flush(PacketQueue *q) { - MyAVPacketList *pkt, *pkt1; + MyAVPacketList pkt1; SDL_LockMutex(q->mutex); - for (pkt = q->first_pkt; pkt; pkt = pkt1) { - pkt1 = pkt->next; - av_packet_unref(&pkt->pkt); - av_freep(&pkt); + while (av_fifo_size(q->pkt_list) >= sizeof(pkt1)) { + av_fifo_generic_read(q->pkt_list, &pkt1, sizeof(pkt1), NULL); + av_packet_free(&pkt1.pkt); } - q->last_pkt = NULL; - q->first_pkt = NULL; q->nb_packets = 0; q->size = 0; q->duration = 0; + q->serial++; SDL_UnlockMutex(q->mutex); } static void packet_queue_destroy(PacketQueue *q) { packet_queue_flush(q); + av_fifo_freep(&q->pkt_list); SDL_DestroyMutex(q->mutex); SDL_DestroyCond(q->cond); } @@ -535,14 +535,14 @@ static void packet_queue_start(PacketQueue *q) { SDL_LockMutex(q->mutex); q->abort_request = 0; - packet_queue_put_private(q, &flush_pkt); + q->serial++; SDL_UnlockMutex(q->mutex); } /* return < 0 if aborted, 0 if no packet and > 0 if packet. */ static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block, int *serial) { - MyAVPacketList *pkt1; + MyAVPacketList pkt1; int ret; SDL_LockMutex(q->mutex); @@ -553,18 +553,15 @@ static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block, int *seria break; } - pkt1 = q->first_pkt; - if (pkt1) { - q->first_pkt = pkt1->next; - if (!q->first_pkt) - q->last_pkt = NULL; + if (av_fifo_size(q->pkt_list) >= sizeof(pkt1)) { + av_fifo_generic_read(q->pkt_list, &pkt1, sizeof(pkt1), NULL); q->nb_packets--; - q->size -= pkt1->pkt.size + sizeof(*pkt1); - q->duration -= pkt1->pkt.duration; - *pkt = pkt1->pkt; + q->size -= pkt1.pkt->size + sizeof(pkt1); + q->duration -= pkt1.pkt->duration; + av_packet_move_ref(pkt, pkt1.pkt); if (serial) - *serial = pkt1->serial; - av_free(pkt1); + *serial = pkt1.serial; + av_packet_free(&pkt1.pkt); ret = 1; break; } else if (!block) { @@ -578,21 +575,23 @@ static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block, int *seria return ret; } -static void decoder_init(Decoder *d, AVCodecContext *avctx, PacketQueue *queue, SDL_cond *empty_queue_cond) { +static int decoder_init(Decoder *d, AVCodecContext *avctx, PacketQueue *queue, SDL_cond *empty_queue_cond) { memset(d, 0, sizeof(Decoder)); + d->pkt = av_packet_alloc(); + if (!d->pkt) + return AVERROR(ENOMEM); d->avctx = avctx; d->queue = queue; d->empty_queue_cond = empty_queue_cond; d->start_pts = AV_NOPTS_VALUE; d->pkt_serial = -1; + return 0; } static int decoder_decode_frame(Decoder *d, AVFrame *frame, AVSubtitle *sub) { int ret = AVERROR(EAGAIN); for (;;) { - AVPacket pkt; - if (d->queue->serial == d->pkt_serial) { do { if (d->queue->abort_request) @@ -638,49 +637,48 @@ static int decoder_decode_frame(Decoder *d, AVFrame *frame, AVSubtitle *sub) { if (d->queue->nb_packets == 0) SDL_CondSignal(d->empty_queue_cond); if (d->packet_pending) { - av_packet_move_ref(&pkt, &d->pkt); d->packet_pending = 0; } else { - if (packet_queue_get(d->queue, &pkt, 1, &d->pkt_serial) < 0) + int old_serial = d->pkt_serial; + if (packet_queue_get(d->queue, d->pkt, 1, &d->pkt_serial) < 0) return -1; + if (old_serial != d->pkt_serial) { + avcodec_flush_buffers(d->avctx); + d->finished = 0; + d->next_pts = d->start_pts; + d->next_pts_tb = d->start_pts_tb; + } } if (d->queue->serial == d->pkt_serial) break; - av_packet_unref(&pkt); + av_packet_unref(d->pkt); } while (1); - if (pkt.data == flush_pkt.data) { - avcodec_flush_buffers(d->avctx); - d->finished = 0; - d->next_pts = d->start_pts; - d->next_pts_tb = d->start_pts_tb; - } else { - if (d->avctx->codec_type == AVMEDIA_TYPE_SUBTITLE) { - int got_frame = 0; - ret = avcodec_decode_subtitle2(d->avctx, sub, &got_frame, &pkt); - if (ret < 0) { - ret = AVERROR(EAGAIN); - } else { - if (got_frame && !pkt.data) { - d->packet_pending = 1; - av_packet_move_ref(&d->pkt, &pkt); - } - ret = got_frame ? 0 : (pkt.data ? AVERROR(EAGAIN) : AVERROR_EOF); - } + if (d->avctx->codec_type == AVMEDIA_TYPE_SUBTITLE) { + int got_frame = 0; + ret = avcodec_decode_subtitle2(d->avctx, sub, &got_frame, d->pkt); + if (ret < 0) { + ret = AVERROR(EAGAIN); } else { - if (avcodec_send_packet(d->avctx, &pkt) == AVERROR(EAGAIN)) { - av_log(d->avctx, AV_LOG_ERROR, "Receive_frame and send_packet both returned EAGAIN, which is an API violation.\n"); + if (got_frame && !d->pkt->data) { d->packet_pending = 1; - av_packet_move_ref(&d->pkt, &pkt); } + ret = got_frame ? 0 : (d->pkt->data ? AVERROR(EAGAIN) : AVERROR_EOF); + } + av_packet_unref(d->pkt); + } else { + if (avcodec_send_packet(d->avctx, d->pkt) == AVERROR(EAGAIN)) { + av_log(d->avctx, AV_LOG_ERROR, "Receive_frame and send_packet both returned EAGAIN, which is an API violation.\n"); + d->packet_pending = 1; + } else { + av_packet_unref(d->pkt); } - av_packet_unref(&pkt); } } } static void decoder_destroy(Decoder *d) { - av_packet_unref(&d->pkt); + av_packet_free(&d->pkt); avcodec_free_context(&d->avctx); } @@ -1150,6 +1148,8 @@ static void video_audio_display(VideoState *s) if (realloc_texture(&s->vis_texture, SDL_PIXELFORMAT_ARGB8888, s->width, s->height, SDL_BLENDMODE_NONE, 1) < 0) return; + if (s->xpos >= s->width) + s->xpos = 0; nb_display_channels= FFMIN(nb_display_channels, 2); if (rdft_bits != s->rdft_bits) { av_rdft_end(s->rdft); @@ -1199,8 +1199,6 @@ static void video_audio_display(VideoState *s) } if (!s->paused) s->xpos++; - if (s->xpos >= s->width) - s->xpos= s->xleft; } } @@ -1646,37 +1644,37 @@ retry: } if (is->subtitle_st) { - while (frame_queue_nb_remaining(&is->subpq) > 0) { - sp = frame_queue_peek(&is->subpq); - - if (frame_queue_nb_remaining(&is->subpq) > 1) - sp2 = frame_queue_peek_next(&is->subpq); - else - sp2 = NULL; - - if (sp->serial != is->subtitleq.serial - || (is->vidclk.pts > (sp->pts + ((float) sp->sub.end_display_time / 1000))) - || (sp2 && is->vidclk.pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000)))) - { - if (sp->uploaded) { - int i; - for (i = 0; i < sp->sub.num_rects; i++) { - AVSubtitleRect *sub_rect = sp->sub.rects[i]; - uint8_t *pixels; - int pitch, j; - - if (!SDL_LockTexture(is->sub_texture, (SDL_Rect *)sub_rect, (void **)&pixels, &pitch)) { - for (j = 0; j < sub_rect->h; j++, pixels += pitch) - memset(pixels, 0, sub_rect->w << 2); - SDL_UnlockTexture(is->sub_texture); - } + while (frame_queue_nb_remaining(&is->subpq) > 0) { + sp = frame_queue_peek(&is->subpq); + + if (frame_queue_nb_remaining(&is->subpq) > 1) + sp2 = frame_queue_peek_next(&is->subpq); + else + sp2 = NULL; + + if (sp->serial != is->subtitleq.serial + || (is->vidclk.pts > (sp->pts + ((float) sp->sub.end_display_time / 1000))) + || (sp2 && is->vidclk.pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000)))) + { + if (sp->uploaded) { + int i; + for (i = 0; i < sp->sub.num_rects; i++) { + AVSubtitleRect *sub_rect = sp->sub.rects[i]; + uint8_t *pixels; + int pitch, j; + + if (!SDL_LockTexture(is->sub_texture, (SDL_Rect *)sub_rect, (void **)&pixels, &pitch)) { + for (j = 0; j < sub_rect->h; j++, pixels += pitch) + memset(pixels, 0, sub_rect->w << 2); + SDL_UnlockTexture(is->sub_texture); } } - frame_queue_next(&is->subpq); - } else { - break; } + frame_queue_next(&is->subpq); + } else { + break; } + } } frame_queue_next(&is->pictq); @@ -1692,6 +1690,7 @@ display: } is->force_refresh = 0; if (show_status) { + AVBPrint buf; static int64_t last_time; int64_t cur_time; int aqsize, vqsize, sqsize; @@ -1715,18 +1714,28 @@ display: av_diff = get_master_clock(is) - get_clock(&is->vidclk); else if (is->audio_st) av_diff = get_master_clock(is) - get_clock(&is->audclk); - av_log(NULL, AV_LOG_INFO, - "%7.2f %s:%7.3f fd=%4d aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64" \r", - get_master_clock(is), - (is->audio_st && is->video_st) ? "A-V" : (is->video_st ? "M-V" : (is->audio_st ? "M-A" : " ")), - av_diff, - is->frame_drops_early + is->frame_drops_late, - aqsize / 1024, - vqsize / 1024, - sqsize, - is->video_st ? is->viddec.avctx->pts_correction_num_faulty_dts : 0, - is->video_st ? is->viddec.avctx->pts_correction_num_faulty_pts : 0); - fflush(stdout); + + av_bprint_init(&buf, 0, AV_BPRINT_SIZE_AUTOMATIC); + av_bprintf(&buf, + "%7.2f %s:%7.3f fd=%4d aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64" \r", + get_master_clock(is), + (is->audio_st && is->video_st) ? "A-V" : (is->video_st ? "M-V" : (is->audio_st ? "M-A" : " ")), + av_diff, + is->frame_drops_early + is->frame_drops_late, + aqsize / 1024, + vqsize / 1024, + sqsize, + is->video_st ? is->viddec.avctx->pts_correction_num_faulty_dts : 0, + is->video_st ? is->viddec.avctx->pts_correction_num_faulty_pts : 0); + + if (show_status == 1 && AV_LOG_INFO > av_log_get_level()) + fprintf(stderr, "%s", buf.str); + else + av_log(NULL, AV_LOG_INFO, "%s", buf.str); + + fflush(stderr); + av_bprint_finalize(&buf, NULL); + last_time = cur_time; } } @@ -1996,7 +2005,7 @@ static int configure_audio_filters(VideoState *is, const char *afilters, int for if (force_output_format) { channel_layouts[0] = is->audio_tgt.channel_layout; - channels [0] = is->audio_tgt.channels; + channels [0] = is->audio_tgt.channel_layout ? -1 : is->audio_tgt.channels; sample_rates [0] = is->audio_tgt.freq; if ((ret = av_opt_set_int(filt_asink, "all_channel_counts", 0, AV_OPT_SEARCH_CHILDREN)) < 0) goto end; @@ -2564,7 +2573,7 @@ static int stream_component_open(VideoState *is, int stream_index) { AVFormatContext *ic = is->ic; AVCodecContext *avctx; - AVCodec *codec; + const AVCodec *codec; const char *forced_codec_name = NULL; AVDictionary *opts = NULL; AVDictionaryEntry *t = NULL; @@ -2619,8 +2628,6 @@ static int stream_component_open(VideoState *is, int stream_index) av_dict_set(&opts, "threads", "auto", 0); if (stream_lowres) av_dict_set_int(&opts, "lowres", stream_lowres, 0); - if (avctx->codec_type == AVMEDIA_TYPE_VIDEO || avctx->codec_type == AVMEDIA_TYPE_AUDIO) - av_dict_set(&opts, "refcounted_frames", "1", 0); if ((ret = avcodec_open2(avctx, codec, &opts)) < 0) { goto fail; } @@ -2673,7 +2680,8 @@ static int stream_component_open(VideoState *is, int stream_index) is->audio_stream = stream_index; is->audio_st = ic->streams[stream_index]; - decoder_init(&is->auddec, avctx, &is->audioq, is->continue_read_thread); + if ((ret = decoder_init(&is->auddec, avctx, &is->audioq, is->continue_read_thread)) < 0) + goto fail; if ((is->ic->iformat->flags & (AVFMT_NOBINSEARCH | AVFMT_NOGENSEARCH | AVFMT_NO_BYTE_SEEK)) && !is->ic->iformat->read_seek) { is->auddec.start_pts = is->audio_st->start_time; is->auddec.start_pts_tb = is->audio_st->time_base; @@ -2686,7 +2694,8 @@ static int stream_component_open(VideoState *is, int stream_index) is->video_stream = stream_index; is->video_st = ic->streams[stream_index]; - decoder_init(&is->viddec, avctx, &is->videoq, is->continue_read_thread); + if ((ret = decoder_init(&is->viddec, avctx, &is->videoq, is->continue_read_thread)) < 0) + goto fail; if ((ret = decoder_start(&is->viddec, video_thread, "video_decoder", is)) < 0) goto out; is->queue_attachments_req = 1; @@ -2695,7 +2704,8 @@ static int stream_component_open(VideoState *is, int stream_index) is->subtitle_stream = stream_index; is->subtitle_st = ic->streams[stream_index]; - decoder_init(&is->subdec, avctx, &is->subtitleq, is->continue_read_thread); + if ((ret = decoder_init(&is->subdec, avctx, &is->subtitleq, is->continue_read_thread)) < 0) + goto fail; if ((ret = decoder_start(&is->subdec, subtitle_thread, "subtitle_decoder", is)) < 0) goto out; break; @@ -2748,7 +2758,7 @@ static int read_thread(void *arg) AVFormatContext *ic = NULL; int err, i, ret; int st_index[AVMEDIA_TYPE_NB]; - AVPacket pkt1, *pkt = &pkt1; + AVPacket *pkt = NULL; int64_t stream_start_time; int pkt_in_play_range = 0; AVDictionaryEntry *t; @@ -2763,11 +2773,14 @@ static int read_thread(void *arg) } memset(st_index, -1, sizeof(st_index)); - is->last_video_stream = is->video_stream = -1; - is->last_audio_stream = is->audio_stream = -1; - is->last_subtitle_stream = is->subtitle_stream = -1; is->eof = 0; + pkt = av_packet_alloc(); + if (!pkt) { + av_log(NULL, AV_LOG_FATAL, "Could not allocate packet.\n"); + ret = AVERROR(ENOMEM); + goto fail; + } ic = avformat_alloc_context(); if (!ic) { av_log(NULL, AV_LOG_FATAL, "Could not allocate context.\n"); @@ -2951,18 +2964,12 @@ static int read_thread(void *arg) av_log(NULL, AV_LOG_ERROR, "%s: error while seeking\n", is->ic->url); } else { - if (is->audio_stream >= 0) { + if (is->audio_stream >= 0) packet_queue_flush(&is->audioq); - packet_queue_put(&is->audioq, &flush_pkt); - } - if (is->subtitle_stream >= 0) { + if (is->subtitle_stream >= 0) packet_queue_flush(&is->subtitleq); - packet_queue_put(&is->subtitleq, &flush_pkt); - } - if (is->video_stream >= 0) { + if (is->video_stream >= 0) packet_queue_flush(&is->videoq); - packet_queue_put(&is->videoq, &flush_pkt); - } if (is->seek_flags & AVSEEK_FLAG_BYTE) { set_clock(&is->extclk, NAN, 0); } else { @@ -2977,11 +2984,10 @@ static int read_thread(void *arg) } if (is->queue_attachments_req) { if (is->video_st && is->video_st->disposition & AV_DISPOSITION_ATTACHED_PIC) { - AVPacket copy = { 0 }; - if ((ret = av_packet_ref(©, &is->video_st->attached_pic)) < 0) + if ((ret = av_packet_ref(pkt, &is->video_st->attached_pic)) < 0) goto fail; - packet_queue_put(&is->videoq, ©); - packet_queue_put_nullpacket(&is->videoq, is->video_stream); + packet_queue_put(&is->videoq, pkt); + packet_queue_put_nullpacket(&is->videoq, pkt, is->video_stream); } is->queue_attachments_req = 0; } @@ -3012,15 +3018,19 @@ static int read_thread(void *arg) if (ret < 0) { if ((ret == AVERROR_EOF || avio_feof(ic->pb)) && !is->eof) { if (is->video_stream >= 0) - packet_queue_put_nullpacket(&is->videoq, is->video_stream); + packet_queue_put_nullpacket(&is->videoq, pkt, is->video_stream); if (is->audio_stream >= 0) - packet_queue_put_nullpacket(&is->audioq, is->audio_stream); + packet_queue_put_nullpacket(&is->audioq, pkt, is->audio_stream); if (is->subtitle_stream >= 0) - packet_queue_put_nullpacket(&is->subtitleq, is->subtitle_stream); + packet_queue_put_nullpacket(&is->subtitleq, pkt, is->subtitle_stream); is->eof = 1; } - if (ic->pb && ic->pb->error) - break; + if (ic->pb && ic->pb->error) { + if (autoexit) + goto fail; + else + break; + } SDL_LockMutex(wait_mutex); SDL_CondWaitTimeout(is->continue_read_thread, wait_mutex, 10); SDL_UnlockMutex(wait_mutex); @@ -3053,6 +3063,7 @@ static int read_thread(void *arg) if (ic && !is->ic) avformat_close_input(&ic); + av_packet_free(&pkt); if (ret != 0) { SDL_Event event; @@ -3064,13 +3075,17 @@ static int read_thread(void *arg) return 0; } -static VideoState *stream_open(const char *filename, AVInputFormat *iformat) +static VideoState *stream_open(const char *filename, + const AVInputFormat *iformat) { VideoState *is; is = av_mallocz(sizeof(VideoState)); if (!is) return NULL; + is->last_video_stream = is->video_stream = -1; + is->last_audio_stream = is->audio_stream = -1; + is->last_subtitle_stream = is->subtitle_stream = -1; is->filename = av_strdup(filename); if (!is->filename) goto fail; @@ -3722,9 +3737,6 @@ int main(int argc, char **argv) SDL_EventState(SDL_SYSWMEVENT, SDL_IGNORE); SDL_EventState(SDL_USEREVENT, SDL_IGNORE); - av_init_packet(&flush_pkt); - flush_pkt.data = (uint8_t *)&flush_pkt; - if (!display_disable) { int flags = SDL_WINDOW_HIDDEN; if (alwaysontop)