/*
- * avplay : Simple Media Player based on the Libav libraries
* Copyright (c) 2003 Fabrice Bellard
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+/**
+ * @file
+ * simple media player based on the FFmpeg libraries
+ */
+
#include "config.h"
#include <inttypes.h>
#include <math.h>
#include <limits.h>
+#include <signal.h>
#include "libavutil/avstring.h"
#include "libavutil/colorspace.h"
#include "libavutil/mathematics.h"
#include "libavutil/dict.h"
#include "libavutil/parseutils.h"
#include "libavutil/samplefmt.h"
+#include "libavutil/avassert.h"
#include "libavformat/avformat.h"
#include "libavdevice/avdevice.h"
#include "libswscale/swscale.h"
#include "libavcodec/audioconvert.h"
#include "libavutil/opt.h"
#include "libavcodec/avfft.h"
+#include "libswresample/swresample.h"
#if CONFIG_AVFILTER
+# include "libavfilter/avcodec.h"
# include "libavfilter/avfilter.h"
# include "libavfilter/avfiltergraph.h"
+# include "libavfilter/buffersink.h"
#endif
-#include "cmdutils.h"
-
#include <SDL.h>
#include <SDL_thread.h>
-#ifdef __MINGW32__
-#undef main /* We don't want SDL to override our main() */
-#endif
+#include "cmdutils.h"
#include <unistd.h>
#include <assert.h>
-const char program_name[] = "avplay";
+const char program_name[] = "ffplay";
const int program_birth_year = 2003;
#define MAX_QUEUE_SIZE (15 * 1024 * 1024)
/* no AV correction is done if too big error */
#define AV_NOSYNC_THRESHOLD 10.0
-#define FRAME_SKIP_FACTOR 0.05
-
/* maximum audio speed change to get correct sync */
#define SAMPLE_CORRECTION_PERCENT_MAX 10
typedef struct VideoPicture {
double pts; ///< presentation time stamp for this picture
- double target_clock; ///< av_gettime() time at which this should be displayed ideally
+ double duration; ///< expected duration of the frame
int64_t pos; ///< byte position in file
+ int skip;
SDL_Overlay *bmp;
int width, height; /* source height & width */
int allocated;
};
typedef struct VideoState {
- SDL_Thread *parse_tid;
+ SDL_Thread *read_tid;
SDL_Thread *video_tid;
SDL_Thread *refresh_tid;
AVInputFormat *iformat;
int64_t seek_rel;
int read_pause_return;
AVFormatContext *ic;
- int dtg_active_format;
int audio_stream;
AVStream *audio_st;
PacketQueue audioq;
int audio_hw_buf_size;
+ DECLARE_ALIGNED(16,uint8_t,audio_buf2)[AVCODEC_MAX_AUDIO_FRAME_SIZE * 4];
uint8_t silence_buf[SDL_AUDIO_BUFFER_SIZE];
uint8_t *audio_buf;
uint8_t *audio_buf1;
unsigned int audio_buf_size; /* in bytes */
int audio_buf_index; /* in bytes */
+ int audio_write_buf_size;
AVPacket audio_pkt_temp;
AVPacket audio_pkt;
enum AVSampleFormat audio_src_fmt;
- AVAudioConvert *reformat_ctx;
+ enum AVSampleFormat audio_tgt_fmt;
+ int audio_src_channels;
+ int audio_tgt_channels;
+ int64_t audio_src_channel_layout;
+ int64_t audio_tgt_channel_layout;
+ int audio_src_freq;
+ int audio_tgt_freq;
+ struct SwrContext *swr_ctx;
+ double audio_current_pts;
+ double audio_current_pts_drift;
+ int frame_drops_early;
+ int frame_drops_late;
AVFrame *frame;
- int show_audio; /* if true, display audio samples */
+ enum ShowMode {
+ SHOW_MODE_NONE = -1, SHOW_MODE_VIDEO = 0, SHOW_MODE_WAVES, SHOW_MODE_RDFT, SHOW_MODE_NB
+ } show_mode;
int16_t sample_array[SAMPLE_ARRAY_SIZE];
int sample_array_index;
int last_i_start;
double frame_timer;
double frame_last_pts;
- double frame_last_delay;
+ double frame_last_duration;
+ double frame_last_dropped_pts;
+ double frame_last_returned_time;
+ double frame_last_filter_delay;
+ int64_t frame_last_dropped_pos;
double video_clock; ///< pts of last decoded frame / predicted pts of next decoded frame
int video_stream;
AVStream *video_st;
struct SwsContext *img_convert_ctx;
#endif
- // QETimer *video_timer;
char filename[1024];
int width, height, xleft, ytop;
-
- PtsCorrectionContext pts_ctx;
+ int step;
#if CONFIG_AVFILTER
AVFilterContext *out_video_filter; ///< the last filter in the video chain
#endif
- float skip_frames;
- float skip_frames_index;
int refresh;
} VideoState;
-static void show_help(void);
+static int opt_help(const char *opt, const char *arg);
/* options specified by the user */
static AVInputFormat *file_iformat;
static int av_sync_type = AV_SYNC_AUDIO_MASTER;
static int64_t start_time = AV_NOPTS_VALUE;
static int64_t duration = AV_NOPTS_VALUE;
-static int debug = 0;
-static int debug_mv = 0;
-static int step = 0;
-static int thread_count = 1;
static int workaround_bugs = 1;
static int fast = 0;
static int genpts = 0;
static int exit_on_keydown;
static int exit_on_mousedown;
static int loop = 1;
-static int framedrop = 1;
-
+static int framedrop = -1;
+static enum ShowMode show_mode = SHOW_MODE_NONE;
+static const char *audio_codec_name;
+static const char *subtitle_codec_name;
+static const char *video_codec_name;
static int rdftspeed = 20;
#if CONFIG_AVFILTER
static char *vfilters = NULL;
/* current context */
static int is_full_screen;
-static VideoState *cur_stream;
static int64_t audio_callback_time;
static AVPacket flush_pkt;
static SDL_Surface *screen;
-void exit_program(int ret)
+void av_noreturn exit_program(int ret)
{
exit(ret);
}
-static int packet_queue_put(PacketQueue *q, AVPacket *pkt);
+static int packet_queue_put(PacketQueue *q, AVPacket *pkt)
+{
+ AVPacketList *pkt1;
+
+ /* duplicate the packet */
+ if (pkt != &flush_pkt && av_dup_packet(pkt) < 0)
+ return -1;
+
+ pkt1 = av_malloc(sizeof(AVPacketList));
+ if (!pkt1)
+ return -1;
+ pkt1->pkt = *pkt;
+ pkt1->next = NULL;
+
+
+ SDL_LockMutex(q->mutex);
+
+ if (!q->last_pkt)
+
+ q->first_pkt = pkt1;
+ else
+ q->last_pkt->next = pkt1;
+ q->last_pkt = pkt1;
+ q->nb_packets++;
+ q->size += pkt1->pkt.size + sizeof(*pkt1);
+ /* XXX: should duplicate packet data in DV case */
+ SDL_CondSignal(q->cond);
+
+ SDL_UnlockMutex(q->mutex);
+ return 0;
+}
/* packet queue handling */
static void packet_queue_init(PacketQueue *q)
SDL_DestroyCond(q->cond);
}
-static int packet_queue_put(PacketQueue *q, AVPacket *pkt)
-{
- AVPacketList *pkt1;
-
- /* duplicate the packet */
- if (pkt != &flush_pkt && av_dup_packet(pkt) < 0)
- return -1;
-
- pkt1 = av_malloc(sizeof(AVPacketList));
- if (!pkt1)
- return -1;
- pkt1->pkt = *pkt;
- pkt1->next = NULL;
-
-
- SDL_LockMutex(q->mutex);
-
- if (!q->last_pkt)
-
- q->first_pkt = pkt1;
- else
- q->last_pkt->next = pkt1;
- q->last_pkt = pkt1;
- q->nb_packets++;
- q->size += pkt1->pkt.size + sizeof(*pkt1);
- /* XXX: should duplicate packet data in DV case */
- SDL_CondSignal(q->cond);
-
- SDL_UnlockMutex(q->mutex);
- return 0;
-}
-
static void packet_queue_abort(PacketQueue *q)
{
SDL_LockMutex(q->mutex);
vp = &is->pictq[is->pictq_rindex];
if (vp->bmp) {
#if CONFIG_AVFILTER
- if (vp->picref->video->pixel_aspect.num == 0)
+ if (vp->picref->video->sample_aspect_ratio.num == 0)
aspect_ratio = 0;
else
- aspect_ratio = av_q2d(vp->picref->video->pixel_aspect);
+ aspect_ratio = av_q2d(vp->picref->video->sample_aspect_ratio);
#else
/* XXX: use variable in the frame */
aspect_ratio = 1.0;
aspect_ratio *= (float)vp->width / (float)vp->height;
- if (is->subtitle_st)
- {
- if (is->subpq_size > 0)
- {
+ if (is->subtitle_st) {
+ if (is->subpq_size > 0) {
sp = &is->subpq[is->subpq_rindex];
- if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000))
- {
+ if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000)) {
SDL_LockYUVOverlay (vp->bmp);
pict.data[0] = vp->bmp->pixels[0];
is->no_background = 0;
rect.x = is->xleft + x;
rect.y = is->ytop + y;
- rect.w = width;
- rect.h = height;
+ rect.w = FFMAX(width, 1);
+ rect.h = FFMAX(height, 1);
SDL_DisplayYUVOverlay(vp->bmp, &rect);
}
}
-/* 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)
-{
- return is->audio_buf_size - is->audio_buf_index;
-}
-
static inline int compute_mod(int a, int b)
{
- a = a % b;
- if (a >= 0)
- return a;
- else
- return a + b;
+ return a < 0 ? a%b + b : a%b;
}
static void video_audio_display(VideoState *s)
nb_freq = 1 << (rdft_bits - 1);
/* compute display index : center on currently output samples */
- channels = s->audio_st->codec->channels;
+ channels = s->audio_tgt_channels;
nb_display_channels = channels;
if (!s->paused) {
- int data_used = s->show_audio == 1 ? s->width : (2 * nb_freq);
+ int data_used= s->show_mode == SHOW_MODE_WAVES ? s->width : (2*nb_freq);
n = 2 * channels;
- delay = audio_write_get_buf_size(s);
+ delay = s->audio_write_buf_size;
delay /= n;
/* to be more precise, we take into account the time spent since
the last buffer computation */
if (audio_callback_time) {
time_diff = av_gettime() - audio_callback_time;
- delay -= (time_diff * s->audio_st->codec->sample_rate) / 1000000;
+ delay -= (time_diff * s->audio_tgt_freq) / 1000000;
}
delay += 2 * data_used;
delay = data_used;
i_start= x = compute_mod(s->sample_array_index - delay * channels, SAMPLE_ARRAY_SIZE);
- if (s->show_audio == 1) {
+ if (s->show_mode == SHOW_MODE_WAVES) {
h = INT_MIN;
for (i = 0; i < 1000; i += channels) {
int idx = (SAMPLE_ARRAY_SIZE + x - i) % SAMPLE_ARRAY_SIZE;
}
bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
- if (s->show_audio == 1) {
+ if (s->show_mode == SHOW_MODE_WAVES) {
fill_rectangle(screen,
s->xleft, s->ytop, s->width, s->height,
bgcolor);
}
}
-static int video_open(VideoState *is)
+static void stream_close(VideoState *is)
+{
+ VideoPicture *vp;
+ int i;
+ /* XXX: use a special url_shutdown call to abort parse cleanly */
+ is->abort_request = 1;
+ SDL_WaitThread(is->read_tid, NULL);
+ SDL_WaitThread(is->refresh_tid, NULL);
+
+ /* free all pictures */
+ for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) {
+ vp = &is->pictq[i];
+#if CONFIG_AVFILTER
+ if (vp->picref) {
+ avfilter_unref_buffer(vp->picref);
+ vp->picref = NULL;
+ }
+#endif
+ if (vp->bmp) {
+ SDL_FreeYUVOverlay(vp->bmp);
+ vp->bmp = NULL;
+ }
+ }
+ SDL_DestroyMutex(is->pictq_mutex);
+ 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(VideoState *is)
+{
+ if (is) {
+ stream_close(is);
+ }
+ av_lockmgr_register(NULL);
+ uninit_opts();
+#if CONFIG_AVFILTER
+ avfilter_uninit();
+#endif
+ avformat_network_deinit();
+ if (show_status)
+ printf("\n");
+ SDL_Quit();
+ av_log(NULL, AV_LOG_QUIET, "%s", "");
+ exit(0);
+}
+
+static void sigterm_handler(int sig)
+{
+ exit(123);
+}
+
+static int video_open(VideoState *is, int force_set_video_mode)
{
int flags = SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL;
int w,h;
h = 480;
}
if (screen && is->width == screen->w && screen->w == w
- && is->height== screen->h && screen->h == h)
+ && is->height== screen->h && screen->h == h && !force_set_video_mode)
return 0;
-
-#if defined(__APPLE__) && !SDL_VERSION_ATLEAST(1, 2, 14)
- /* setting bits_per_pixel = 0 or 32 causes blank video on OS X and older SDL */
- screen = SDL_SetVideoMode(w, h, 24, flags);
-#else
screen = SDL_SetVideoMode(w, h, 0, flags);
-#endif
if (!screen) {
fprintf(stderr, "SDL: could not set video mode - exiting\n");
- return -1;
+ do_exit(is);
}
if (!window_title)
window_title = input_filename;
static void video_display(VideoState *is)
{
if (!screen)
- video_open(cur_stream);
- if (is->audio_st && is->show_audio)
+ video_open(is, 0);
+ if (is->audio_st && is->show_mode != SHOW_MODE_VIDEO)
video_audio_display(is);
else if (is->video_st)
video_image_display(is);
is->refresh = 1;
SDL_PushEvent(&event);
}
- usleep(is->audio_st && is->show_audio ? rdftspeed * 1000 : 5000); // FIXME ideally we should wait the correct time but SDLs event passing is so slow it would be silly
+ //FIXME ideally we should wait the correct time but SDLs event passing is so slow it would be silly
+ usleep(is->audio_st && is->show_mode != SHOW_MODE_VIDEO ? rdftspeed*1000 : 5000);
}
return 0;
}
/* get the current audio clock value */
static double get_audio_clock(VideoState *is)
{
- double pts;
- int hw_buf_size, bytes_per_sec;
- pts = is->audio_clock;
- hw_buf_size = audio_write_get_buf_size(is);
- bytes_per_sec = 0;
- if (is->audio_st) {
- bytes_per_sec = is->audio_st->codec->sample_rate *
- 2 * is->audio_st->codec->channels;
+ if (is->paused) {
+ return is->audio_current_pts;
+ } else {
+ return is->audio_current_pts_drift + av_gettime() / 1000000.0;
}
- if (bytes_per_sec)
- pts -= (double)hw_buf_size / bytes_per_sec;
- return pts;
}
/* get the current video clock value */
}
/* pause or resume the video */
-static void stream_pause(VideoState *is)
+static void stream_toggle_pause(VideoState *is)
{
if (is->paused) {
is->frame_timer += av_gettime() / 1000000.0 + is->video_current_pts_drift - is->video_current_pts;
is->paused = !is->paused;
}
-static double compute_target_time(double frame_current_pts, VideoState *is)
+static double compute_target_delay(double delay, VideoState *is)
{
- double delay, sync_threshold, diff;
-
- /* compute nominal delay */
- delay = frame_current_pts - is->frame_last_pts;
- if (delay <= 0 || delay >= 10.0) {
- /* if incorrect delay, use previous one */
- delay = is->frame_last_delay;
- } else {
- is->frame_last_delay = delay;
- }
- is->frame_last_pts = frame_current_pts;
+ double sync_threshold, diff;
/* update delay to follow master synchronisation source */
if (((is->av_sync_type == AV_SYNC_AUDIO_MASTER && is->audio_st) ||
delay = 2 * delay;
}
}
- is->frame_timer += delay;
- av_dlog(NULL, "video: delay=%0.3f pts=%0.3f A-V=%f\n",
- delay, frame_current_pts, -diff);
+ av_dlog(NULL, "video: delay=%0.3f A-V=%f\n",
+ delay, -diff);
+
+ return delay;
+}
+
+static void pictq_next_picture(VideoState *is) {
+ /* update queue size and signal for next picture */
+ if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
+ is->pictq_rindex = 0;
+
+ SDL_LockMutex(is->pictq_mutex);
+ is->pictq_size--;
+ SDL_CondSignal(is->pictq_cond);
+ SDL_UnlockMutex(is->pictq_mutex);
+}
- return is->frame_timer;
+static void update_video_pts(VideoState *is, double pts, int64_t pos) {
+ double time = av_gettime() / 1000000.0;
+ /* update current video pts */
+ is->video_current_pts = pts;
+ is->video_current_pts_drift = is->video_current_pts - time;
+ is->video_current_pos = pos;
+ is->frame_last_pts = pts;
}
/* called to display each frame */
-static void video_refresh_timer(void *opaque)
+static void video_refresh(void *opaque)
{
VideoState *is = opaque;
VideoPicture *vp;
+ double time;
SubPicture *sp, *sp2;
if (is->video_st) {
retry:
if (is->pictq_size == 0) {
+ SDL_LockMutex(is->pictq_mutex);
+ if (is->frame_last_dropped_pts != AV_NOPTS_VALUE && is->frame_last_dropped_pts > is->frame_last_pts) {
+ update_video_pts(is, is->frame_last_dropped_pts, is->frame_last_dropped_pos);
+ is->frame_last_dropped_pts = AV_NOPTS_VALUE;
+ }
+ SDL_UnlockMutex(is->pictq_mutex);
// nothing to do, no picture to display in the que
} else {
- double time = av_gettime() / 1000000.0;
- double next_target;
+ double last_duration, duration, delay;
/* dequeue the picture */
vp = &is->pictq[is->pictq_rindex];
- if (time < vp->target_clock)
+ if (vp->skip) {
+ pictq_next_picture(is);
+ goto retry;
+ }
+
+ /* compute nominal last_duration */
+ last_duration = vp->pts - is->frame_last_pts;
+ if (last_duration > 0 && last_duration < 10.0) {
+ /* if duration of the last frame was sane, update last_duration in video state */
+ is->frame_last_duration = last_duration;
+ }
+ delay = compute_target_delay(is->frame_last_duration, is);
+
+ time= av_gettime()/1000000.0;
+ if (time < is->frame_timer + delay)
return;
- /* update current video pts */
- is->video_current_pts = vp->pts;
- is->video_current_pts_drift = is->video_current_pts - time;
- is->video_current_pos = vp->pos;
+
+ if (delay > 0)
+ is->frame_timer += delay * FFMAX(1, floor((time-is->frame_timer) / delay));
+
+ SDL_LockMutex(is->pictq_mutex);
+ update_video_pts(is, vp->pts, vp->pos);
+ SDL_UnlockMutex(is->pictq_mutex);
+
if (is->pictq_size > 1) {
VideoPicture *nextvp = &is->pictq[(is->pictq_rindex + 1) % VIDEO_PICTURE_QUEUE_SIZE];
- assert(nextvp->target_clock >= vp->target_clock);
- next_target= nextvp->target_clock;
+ duration = nextvp->pts - vp->pts; // More accurate this way, 1/time_base is often not reflecting FPS
} else {
- next_target = vp->target_clock + is->video_clock - vp->pts; // FIXME pass durations cleanly
+ duration = vp->duration;
}
- if (framedrop && time > next_target) {
- is->skip_frames *= 1.0 + FRAME_SKIP_FACTOR;
- if (is->pictq_size > 1 || time > next_target + 0.5) {
- /* update queue size and signal for next picture */
- if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
- is->pictq_rindex = 0;
-
- SDL_LockMutex(is->pictq_mutex);
- is->pictq_size--;
- SDL_CondSignal(is->pictq_cond);
- SDL_UnlockMutex(is->pictq_mutex);
+
+ if((framedrop>0 || (framedrop && is->audio_st)) && time > is->frame_timer + duration){
+ if(is->pictq_size > 1){
+ is->frame_drops_late++;
+ pictq_next_picture(is);
goto retry;
}
}
if (!display_disable)
video_display(is);
- /* update queue size and signal for next picture */
- if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
- is->pictq_rindex = 0;
-
- SDL_LockMutex(is->pictq_mutex);
- is->pictq_size--;
- SDL_CondSignal(is->pictq_cond);
- SDL_UnlockMutex(is->pictq_mutex);
+ pictq_next_picture(is);
}
} else if (is->audio_st) {
/* draw the next audio frame */
av_diff = 0;
if (is->audio_st && is->video_st)
av_diff = get_audio_clock(is) - get_video_clock(is);
- printf("%7.2f A-V:%7.3f s:%3.1f aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64" \r",
- get_master_clock(is), av_diff, FFMAX(is->skip_frames - 1, 0), aqsize / 1024,
- vqsize / 1024, sqsize, is->pts_ctx.num_faulty_dts, is->pts_ctx.num_faulty_pts);
+ printf("%7.2f A-V:%7.3f fd=%4d aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64" \r",
+ get_master_clock(is),
+ av_diff,
+ is->frame_drops_early + is->frame_drops_late,
+ aqsize / 1024,
+ vqsize / 1024,
+ sqsize,
+ is->video_st ? is->video_st->codec->pts_correction_num_faulty_dts : 0,
+ is->video_st ? is->video_st->codec->pts_correction_num_faulty_pts : 0);
fflush(stdout);
last_time = cur_time;
}
}
}
-static void stream_close(VideoState *is)
-{
- VideoPicture *vp;
- int i;
- /* XXX: use a special url_shutdown call to abort parse cleanly */
- is->abort_request = 1;
- SDL_WaitThread(is->parse_tid, NULL);
- SDL_WaitThread(is->refresh_tid, NULL);
-
- /* free all pictures */
- for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) {
- vp = &is->pictq[i];
-#if CONFIG_AVFILTER
- if (vp->picref) {
- avfilter_unref_buffer(vp->picref);
- vp->picref = NULL;
- }
-#endif
- if (vp->bmp) {
- SDL_FreeYUVOverlay(vp->bmp);
- vp->bmp = NULL;
- }
- }
- SDL_DestroyMutex(is->pictq_mutex);
- 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;
- }
- uninit_opts();
-#if CONFIG_AVFILTER
- avfilter_uninit();
-#endif
- avformat_network_deinit();
- if (show_status)
- printf("\n");
- SDL_Quit();
- av_log(NULL, AV_LOG_QUIET, "");
- exit(0);
-}
-
/* allocate a picture (needs to do that in main thread to avoid
potential locking problems */
static void alloc_picture(void *opaque)
fprintf(stderr, "Error: the video system does not support an image\n"
"size of %dx%d pixels. Try using -lowres or -vf \"scale=w:h\"\n"
"to reduce the image size.\n", vp->width, vp->height );
- do_exit();
+ do_exit(is);
}
SDL_LockMutex(is->pictq_mutex);
SDL_UnlockMutex(is->pictq_mutex);
}
-/**
- *
- * @param pts the dts of the pkt / 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(VideoState *is, AVFrame *src_frame, double pts1, int64_t pos)
{
VideoPicture *vp;
-#if CONFIG_AVFILTER
- AVPicture pict_src;
-#else
- int dst_pix_fmt = PIX_FMT_YUV420P;
+ double frame_delay, pts = pts1;
+
+ /* compute the exact PTS for the picture if it is omitted in the stream
+ * pts1 is the dts of the pkt / pts of the frame */
+ if (pts != 0) {
+ /* update video clock with pts, if present */
+ is->video_clock = pts;
+ } else {
+ pts = is->video_clock;
+ }
+ /* update video clock for next frame */
+ frame_delay = av_q2d(is->video_st->codec->time_base);
+ /* for MPEG2, the frame can be repeated, so we update the
+ clock accordingly */
+ frame_delay += src_frame->repeat_pict * (frame_delay * 0.5);
+ is->video_clock += frame_delay;
+
+#if defined(DEBUG_SYNC) && 0
+ printf("frame_type=%c clock=%0.3f pts=%0.3f\n",
+ av_get_picture_type_char(src_frame->pict_type), pts, pts1);
#endif
+
/* wait until we have space to put a new picture */
SDL_LockMutex(is->pictq_mutex);
- if (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE && !is->refresh)
- is->skip_frames = FFMAX(1.0 - FRAME_SKIP_FACTOR, is->skip_frames * (1.0 - FRAME_SKIP_FACTOR));
-
while (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE &&
!is->videoq.abort_request) {
SDL_CondWait(is->pictq_cond, is->pictq_mutex);
vp = &is->pictq[is->pictq_windex];
+ vp->duration = frame_delay;
+
/* alloc or resize hardware picture buffer */
if (!vp->bmp || vp->reallocate ||
#if CONFIG_AVFILTER
while (!vp->allocated && !is->videoq.abort_request) {
SDL_CondWait(is->pictq_cond, is->pictq_mutex);
}
+ /* if the queue is aborted, we have to pop the pending ALLOC event or wait for the allocation to complete */
+ if (is->videoq.abort_request && SDL_PeepEvents(&event, 1, SDL_GETEVENT, SDL_EVENTMASK(FF_ALLOC_EVENT)) != 1) {
+ while (!vp->allocated) {
+ SDL_CondWait(is->pictq_cond, is->pictq_mutex);
+ }
+ }
SDL_UnlockMutex(is->pictq_mutex);
if (is->videoq.abort_request)
pict.linesize[2] = vp->bmp->pitches[1];
#if CONFIG_AVFILTER
- pict_src.data[0] = src_frame->data[0];
- pict_src.data[1] = src_frame->data[1];
- pict_src.data[2] = src_frame->data[2];
-
- pict_src.linesize[0] = src_frame->linesize[0];
- pict_src.linesize[1] = src_frame->linesize[1];
- pict_src.linesize[2] = src_frame->linesize[2];
-
// FIXME use direct rendering
- av_picture_copy(&pict, &pict_src,
+ av_picture_copy(&pict, (AVPicture *)src_frame,
vp->pix_fmt, vp->width, vp->height);
#else
sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
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);
+ PIX_FMT_YUV420P, sws_flags, NULL, NULL, NULL);
if (is->img_convert_ctx == NULL) {
fprintf(stderr, "Cannot initialize the conversion context\n");
exit(1);
vp->pts = pts;
vp->pos = pos;
+ vp->skip = 0;
/* now we can update the picture count */
if (++is->pictq_windex == VIDEO_PICTURE_QUEUE_SIZE)
is->pictq_windex = 0;
SDL_LockMutex(is->pictq_mutex);
- vp->target_clock = compute_target_time(vp->pts, is);
-
is->pictq_size++;
SDL_UnlockMutex(is->pictq_mutex);
}
return 0;
}
-/**
- * compute the exact PTS for the picture if it is omitted in the stream
- * @param pts1 the dts of the pkt / pts of the frame
- */
-static int output_picture2(VideoState *is, AVFrame *src_frame, double pts1, int64_t pos)
-{
- double frame_delay, pts;
-
- pts = pts1;
-
- if (pts != 0) {
- /* update video clock with pts, if present */
- is->video_clock = pts;
- } else {
- pts = is->video_clock;
- }
- /* update video clock for next frame */
- frame_delay = av_q2d(is->video_st->codec->time_base);
- /* for MPEG2, the frame can be repeated, so we update the
- clock accordingly */
- frame_delay += src_frame->repeat_pict * (frame_delay * 0.5);
- is->video_clock += frame_delay;
-
- return queue_picture(is, src_frame, pts, pos);
-}
-
static int get_video_frame(VideoState *is, AVFrame *frame, int64_t *pts, AVPacket *pkt)
{
int got_picture, i;
SDL_LockMutex(is->pictq_mutex);
// Make sure there are no long delay timers (ideally we should just flush the que but thats harder)
for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) {
- is->pictq[i].target_clock= 0;
+ is->pictq[i].skip = 1;
}
while (is->pictq_size && !is->videoq.abort_request) {
SDL_CondWait(is->pictq_cond, is->pictq_mutex);
}
is->video_current_pos = -1;
- SDL_UnlockMutex(is->pictq_mutex);
-
- init_pts_correction(&is->pts_ctx);
is->frame_last_pts = AV_NOPTS_VALUE;
- is->frame_last_delay = 0;
+ is->frame_last_duration = 0;
is->frame_timer = (double)av_gettime() / 1000000.0;
- is->skip_frames = 1;
- is->skip_frames_index = 0;
+ is->frame_last_dropped_pts = AV_NOPTS_VALUE;
+ SDL_UnlockMutex(is->pictq_mutex);
+
return 0;
}
avcodec_decode_video2(is->video_st->codec, frame, &got_picture, pkt);
if (got_picture) {
+ int ret = 1;
+
if (decoder_reorder_pts == -1) {
- *pts = guess_correct_pts(&is->pts_ctx, frame->pkt_pts, frame->pkt_dts);
+ *pts = *(int64_t*)av_opt_ptr(avcodec_get_frame_class(), frame, "best_effort_timestamp");
} else if (decoder_reorder_pts) {
*pts = frame->pkt_pts;
} else {
*pts = 0;
}
- is->skip_frames_index += 1;
- if (is->skip_frames_index >= is->skip_frames) {
- is->skip_frames_index -= FFMAX(is->skip_frames, 1.0);
- return 1;
+ if (((is->av_sync_type == AV_SYNC_AUDIO_MASTER && is->audio_st) || is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK) &&
+ (framedrop>0 || (framedrop && is->audio_st))) {
+ SDL_LockMutex(is->pictq_mutex);
+ if (is->frame_last_pts != AV_NOPTS_VALUE && *pts) {
+ double clockdiff = get_video_clock(is) - get_master_clock(is);
+ double dpts = av_q2d(is->video_st->time_base) * *pts;
+ double ptsdiff = dpts - is->frame_last_pts;
+ if (fabs(clockdiff) < AV_NOSYNC_THRESHOLD &&
+ ptsdiff > 0 && ptsdiff < AV_NOSYNC_THRESHOLD &&
+ clockdiff + ptsdiff - is->frame_last_filter_delay < 0) {
+ is->frame_last_dropped_pos = pkt->pos;
+ is->frame_last_dropped_pts = dpts;
+ is->frame_drops_early++;
+ ret = 0;
+ }
+ }
+ SDL_UnlockMutex(is->pictq_mutex);
}
+ if (ret)
+ is->frame_last_returned_time = av_gettime() / 1000000.0;
+
+ return ret;
}
return 0;
}
AVFilterContext *ctx = codec->opaque;
AVFilterBufferRef *ref;
int perms = AV_PERM_WRITE;
- int i, w, h, stride[4];
+ int i, w, h, stride[AV_NUM_DATA_POINTERS];
unsigned edge;
int pixel_size;
+ av_assert0(codec->flags & CODEC_FLAG_EMU_EDGE);
+
if (codec->codec->capabilities & CODEC_CAP_NEG_LINESIZES)
perms |= AV_PERM_NEG_LINESIZES;
w = codec->width;
h = codec->height;
+
+ if(av_image_check_size(w, h, 0, codec))
+ return -1;
+
avcodec_align_dimensions2(codec, &w, &h, stride);
edge = codec->flags & CODEC_FLAG_EMU_EDGE ? 0 : avcodec_get_edge_width();
w += edge << 1;
h += edge << 1;
-
+ if (codec->pix_fmt != ctx->outputs[0]->format) {
+ av_log(codec, AV_LOG_ERROR, "Pixel format mismatches %d %d\n", codec->pix_fmt, ctx->outputs[0]->format);
+ return -1;
+ }
if (!(ref = avfilter_get_video_buffer(ctx->outputs[0], perms, w, h)))
return -1;
codec = priv->is->video_st->codec;
codec->opaque = ctx;
if (codec->codec->capabilities & CODEC_CAP_DR1) {
+ av_assert0(codec->flags & CODEC_FLAG_EMU_EDGE);
priv->use_dr1 = 1;
codec->get_buffer = input_get_buffer;
codec->release_buffer = input_release_buffer;
if (ret < 0)
return -1;
- if (priv->use_dr1) {
+ if (priv->use_dr1 && priv->frame->opaque) {
picref = avfilter_ref_buffer(priv->frame->opaque, ~0);
} else {
picref = avfilter_get_video_buffer(link, AV_PERM_WRITE, link->w, link->h);
priv->is->video_st->codec->pix_fmt, PIX_FMT_NONE
};
- avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
+ avfilter_set_common_pixel_formats(ctx, avfilter_make_format_list(pix_fmts));
return 0;
}
static int input_config_props(AVFilterLink *link)
{
FilterPriv *priv = link->src->priv;
- AVCodecContext *c = priv->is->video_st->codec;
+ AVStream *s = priv->is->video_st;
- link->w = c->width;
- link->h = c->height;
- link->time_base = priv->is->video_st->time_base;
+ link->w = s->codec->width;
+ link->h = s->codec->height;
+ link->sample_aspect_ratio = s->sample_aspect_ratio.num ?
+ s->sample_aspect_ratio : s->codec->sample_aspect_ratio;
+ link->time_base = s->time_base;
return 0;
}
static AVFilter input_filter =
{
- .name = "avplay_input",
+ .name = "ffplay_input",
.priv_size = sizeof(FilterPriv),
{
char sws_flags_str[128];
int ret;
- SinkContext sink_ctx = { .pix_fmt = PIX_FMT_YUV420P };
+ enum PixelFormat pix_fmts[] = { PIX_FMT_YUV420P, PIX_FMT_NONE };
+ AVBufferSinkParams *buffersink_params = av_buffersink_params_alloc();
AVFilterContext *filt_src = NULL, *filt_out = NULL;
snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%d", sws_flags);
graph->scale_sws_opts = av_strdup(sws_flags_str);
if ((ret = avfilter_graph_create_filter(&filt_src, &input_filter, "src",
NULL, is, graph)) < 0)
return ret;
- if ((ret = avfilter_graph_create_filter(&filt_out, &sink, "out",
- NULL, &sink_ctx, graph)) < 0)
+
+#if FF_API_OLD_VSINK_API
+ ret = avfilter_graph_create_filter(&filt_out, avfilter_get_by_name("buffersink"), "out",
+ NULL, pix_fmts, graph);
+#else
+ buffersink_params->pixel_fmts = pix_fmts;
+ ret = avfilter_graph_create_filter(&filt_out, avfilter_get_by_name("buffersink"), "out",
+ NULL, buffersink_params, graph);
+#endif
+ av_freep(&buffersink_params);
+ if (ret < 0)
return ret;
if (vfilters) {
- AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
- AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
+ AVFilterInOut *outputs = avfilter_inout_alloc();
+ AVFilterInOut *inputs = avfilter_inout_alloc();
outputs->name = av_strdup("in");
outputs->filter_ctx = filt_src;
inputs->pad_idx = 0;
inputs->next = NULL;
- if ((ret = avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL)) < 0)
+ if ((ret = avfilter_graph_parse(graph, vfilters, &inputs, &outputs, NULL)) < 0)
return ret;
- av_freep(&vfilters);
} else {
if ((ret = avfilter_link(filt_src, 0, filt_out, 0)) < 0)
return ret;
{
VideoState *is = arg;
AVFrame *frame = avcodec_alloc_frame();
- int64_t pts_int;
+ int64_t pts_int = AV_NOPTS_VALUE, pos = -1;
double pts;
int ret;
#if CONFIG_AVFILTER
AVFilterGraph *graph = avfilter_graph_alloc();
AVFilterContext *filt_out = NULL;
- int64_t pos;
int last_w = is->video_st->codec->width;
int last_h = is->video_st->codec->height;
AVPacket pkt;
#else
AVFilterBufferRef *picref;
- AVRational tb;
+ AVRational tb = filt_out->inputs[0]->time_base;
#endif
while (is->paused && !is->videoq.abort_request)
SDL_Delay(10);
#if CONFIG_AVFILTER
if ( last_w != is->video_st->codec->width
|| last_h != is->video_st->codec->height) {
- av_dlog(NULL, "Changing size %dx%d -> %dx%d\n", last_w, last_h,
- is->video_st->codec->width, is->video_st->codec->height);
+ av_log(NULL, AV_LOG_INFO, "Frame changed from size:%dx%d to size:%dx%d\n",
+ last_w, last_h, is->video_st->codec->width, is->video_st->codec->height);
avfilter_graph_free(&graph);
graph = avfilter_graph_alloc();
if ((ret = configure_video_filters(graph, is, vfilters)) < 0)
last_w = is->video_st->codec->width;
last_h = is->video_st->codec->height;
}
- ret = get_filtered_video_frame(filt_out, frame, &picref, &tb);
+ ret = av_buffersink_get_buffer_ref(filt_out, &picref, 0);
if (picref) {
+ avfilter_fill_frame_from_video_buffer_ref(frame, picref);
pts_int = picref->pts;
pos = picref->pos;
frame->opaque = picref;
}
#else
ret = get_video_frame(is, frame, &pts_int, &pkt);
+ pos = pkt.pos;
+ av_free_packet(&pkt);
#endif
if (ret < 0)
goto the_end;
- if (!ret)
+ is->frame_last_filter_delay = av_gettime() / 1000000.0 - is->frame_last_returned_time;
+ if (fabs(is->frame_last_filter_delay) > AV_NOSYNC_THRESHOLD / 10.0)
+ is->frame_last_filter_delay = 0;
+
+#if CONFIG_AVFILTER
+ if (!picref)
continue;
+#endif
pts = pts_int * av_q2d(is->video_st->time_base);
-#if CONFIG_AVFILTER
- ret = output_picture2(is, frame, pts, pos);
-#else
- ret = output_picture2(is, frame, pts, pkt.pos);
- av_free_packet(&pkt);
-#endif
+ ret = queue_picture(is, frame, pts, pos);
+
if (ret < 0)
goto the_end;
- if (step)
- if (cur_stream)
- stream_pause(cur_stream);
+ if (is->step)
+ stream_toggle_pause(is);
}
the_end:
#if CONFIG_AVFILTER
}
}
-/* 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,
- int samples_size1, double pts)
+/* return the wanted number of samples to get better sync if sync_type is video
+ * or external master clock */
+static int synchronize_audio(VideoState *is, int nb_samples)
{
- int n, samples_size;
- double ref_clock;
-
- n = 2 * is->audio_st->codec->channels;
- samples_size = samples_size1;
+ int wanted_nb_samples = nb_samples;
/* if not master, then we try to remove or add samples to correct the clock */
if (((is->av_sync_type == AV_SYNC_VIDEO_MASTER && is->video_st) ||
is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) {
double diff, avg_diff;
- int wanted_size, min_size, max_size, nb_samples;
+ int min_nb_samples, max_nb_samples;
- ref_clock = get_master_clock(is);
- diff = get_audio_clock(is) - ref_clock;
+ diff = get_audio_clock(is) - get_master_clock(is);
if (diff < AV_NOSYNC_THRESHOLD) {
is->audio_diff_cum = diff + is->audio_diff_avg_coef * is->audio_diff_cum;
avg_diff = is->audio_diff_cum * (1.0 - is->audio_diff_avg_coef);
if (fabs(avg_diff) >= is->audio_diff_threshold) {
- wanted_size = samples_size + ((int)(diff * is->audio_st->codec->sample_rate) * n);
- nb_samples = samples_size / n;
-
- min_size = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
- max_size = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
- if (wanted_size < min_size)
- wanted_size = min_size;
- else if (wanted_size > max_size)
- wanted_size = max_size;
-
- /* add or remove samples to correction the synchro */
- if (wanted_size < samples_size) {
- /* remove samples */
- samples_size = wanted_size;
- } else if (wanted_size > samples_size) {
- uint8_t *samples_end, *q;
- int nb;
-
- /* add samples */
- nb = (samples_size - wanted_size);
- samples_end = (uint8_t *)samples + samples_size - n;
- q = samples_end + n;
- while (nb > 0) {
- memcpy(q, samples_end, n);
- q += n;
- nb -= n;
- }
- samples_size = wanted_size;
- }
+ wanted_nb_samples = nb_samples + (int)(diff * is->audio_src_freq);
+ min_nb_samples = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX) / 100));
+ max_nb_samples = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX) / 100));
+ wanted_nb_samples = FFMIN(FFMAX(wanted_nb_samples, min_nb_samples), max_nb_samples);
}
av_dlog(NULL, "diff=%f adiff=%f sample_diff=%d apts=%0.3f vpts=%0.3f %f\n",
- diff, avg_diff, samples_size - samples_size1,
+ diff, avg_diff, wanted_nb_samples - nb_samples,
is->audio_clock, is->video_clock, is->audio_diff_threshold);
}
} else {
}
}
- return samples_size;
+ return wanted_nb_samples;
}
/* decode one audio frame and returns its uncompressed size */
AVPacket *pkt_temp = &is->audio_pkt_temp;
AVPacket *pkt = &is->audio_pkt;
AVCodecContext *dec = is->audio_st->codec;
- int n, len1, data_size, got_frame;
+ int len1, len2, data_size, resampled_data_size;
+ int64_t dec_channel_layout;
+ int got_frame;
double pts;
int new_packet = 0;
int flush_complete = 0;
+ int wanted_nb_samples;
for (;;) {
/* NOTE: the audio packet can contain several frames */
is->frame->nb_samples,
dec->sample_fmt, 1);
- if (dec->sample_fmt != is->audio_src_fmt) {
- if (is->reformat_ctx)
- av_audio_convert_free(is->reformat_ctx);
- is->reformat_ctx= av_audio_convert_alloc(AV_SAMPLE_FMT_S16, 1,
- dec->sample_fmt, 1, NULL, 0);
- if (!is->reformat_ctx) {
- fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
+ dec_channel_layout = (dec->channel_layout && dec->channels == av_get_channel_layout_nb_channels(dec->channel_layout)) ? dec->channel_layout : av_get_default_channel_layout(dec->channels);
+ wanted_nb_samples = synchronize_audio(is, is->frame->nb_samples);
+
+ if (dec->sample_fmt != is->audio_src_fmt ||
+ dec_channel_layout != is->audio_src_channel_layout ||
+ dec->sample_rate != is->audio_src_freq ||
+ (wanted_nb_samples != is->frame->nb_samples && !is->swr_ctx)) {
+ if (is->swr_ctx)
+ swr_free(&is->swr_ctx);
+ is->swr_ctx = swr_alloc_set_opts(NULL,
+ is->audio_tgt_channel_layout, is->audio_tgt_fmt, is->audio_tgt_freq,
+ dec_channel_layout, dec->sample_fmt, dec->sample_rate,
+ 0, NULL);
+ if (!is->swr_ctx || swr_init(is->swr_ctx) < 0) {
+ fprintf(stderr, "Cannot create sample rate converter for conversion of %d Hz %s %d channels to %d Hz %s %d channels!\n",
+ dec->sample_rate,
av_get_sample_fmt_name(dec->sample_fmt),
- av_get_sample_fmt_name(AV_SAMPLE_FMT_S16));
- break;
+ dec->channels,
+ is->audio_tgt_freq,
+ av_get_sample_fmt_name(is->audio_tgt_fmt),
+ is->audio_tgt_channels);
+ break;
}
- is->audio_src_fmt= dec->sample_fmt;
+ is->audio_src_channel_layout = dec_channel_layout;
+ is->audio_src_channels = dec->channels;
+ is->audio_src_freq = dec->sample_rate;
+ is->audio_src_fmt = dec->sample_fmt;
}
- if (is->reformat_ctx) {
- const void *ibuf[6] = { is->frame->data[0] };
- void *obuf[6];
- int istride[6] = { av_get_bytes_per_sample(dec->sample_fmt) };
- int ostride[6] = { 2 };
- int len= data_size/istride[0];
- obuf[0] = av_realloc(is->audio_buf1, FFALIGN(len * ostride[0], 32));
- if (!obuf[0]) {
- return AVERROR(ENOMEM);
+ resampled_data_size = data_size;
+ if (is->swr_ctx) {
+ const uint8_t *in[] = { is->frame->data[0] };
+ uint8_t *out[] = {is->audio_buf2};
+ if (wanted_nb_samples != is->frame->nb_samples) {
+ if (swr_set_compensation(is->swr_ctx, (wanted_nb_samples - is->frame->nb_samples) * is->audio_tgt_freq / dec->sample_rate,
+ wanted_nb_samples * is->audio_tgt_freq / dec->sample_rate) < 0) {
+ fprintf(stderr, "swr_set_compensation() failed\n");
+ break;
+ }
}
- is->audio_buf1 = obuf[0];
- if (av_audio_convert(is->reformat_ctx, obuf, ostride, ibuf, istride, len) < 0) {
- printf("av_audio_convert() failed\n");
+ len2 = swr_convert(is->swr_ctx, out, sizeof(is->audio_buf2) / is->audio_tgt_channels / av_get_bytes_per_sample(is->audio_tgt_fmt),
+ in, is->frame->nb_samples);
+ if (len2 < 0) {
+ fprintf(stderr, "audio_resample() failed\n");
break;
}
- is->audio_buf = is->audio_buf1;
- /* FIXME: existing code assume that data_size equals framesize*channels*2
- remove this legacy cruft */
- data_size = len * 2;
+ if (len2 == sizeof(is->audio_buf2) / is->audio_tgt_channels / av_get_bytes_per_sample(is->audio_tgt_fmt)) {
+ fprintf(stderr, "warning: audio buffer is probably too small\n");
+ swr_init(is->swr_ctx);
+ }
+ is->audio_buf = is->audio_buf2;
+ resampled_data_size = len2 * is->audio_tgt_channels * av_get_bytes_per_sample(is->audio_tgt_fmt);
} else {
is->audio_buf = is->frame->data[0];
}
/* if no pts, then compute it */
pts = is->audio_clock;
*pts_ptr = pts;
- n = 2 * dec->channels;
- is->audio_clock += (double)data_size /
- (double)(n * dec->sample_rate);
+ is->audio_clock += (double)data_size / (dec->channels * dec->sample_rate * av_get_bytes_per_sample(dec->sample_fmt));
#ifdef DEBUG
{
static double last_clock;
last_clock = is->audio_clock;
}
#endif
- return data_size;
+ return resampled_data_size;
}
/* free the current packet */
{
VideoState *is = opaque;
int audio_size, len1;
+ int bytes_per_sec;
+ int frame_size = av_samples_get_buffer_size(NULL, is->audio_tgt_channels, 1, is->audio_tgt_fmt, 1);
double pts;
audio_callback_time = av_gettime();
if (audio_size < 0) {
/* if error, just output silence */
is->audio_buf = is->silence_buf;
- is->audio_buf_size = sizeof(is->silence_buf);
+ is->audio_buf_size = sizeof(is->silence_buf) / frame_size * frame_size;
} else {
- if (is->show_audio)
+ if (is->show_mode != SHOW_MODE_VIDEO)
update_sample_display(is, (int16_t *)is->audio_buf, audio_size);
- audio_size = synchronize_audio(is, (int16_t *)is->audio_buf, audio_size,
- pts);
is->audio_buf_size = audio_size;
}
is->audio_buf_index = 0;
stream += len1;
is->audio_buf_index += len1;
}
+ bytes_per_sec = is->audio_tgt_freq * is->audio_tgt_channels * av_get_bytes_per_sample(is->audio_tgt_fmt);
+ is->audio_write_buf_size = is->audio_buf_size - is->audio_buf_index;
+ /* Let's assume the audio driver that is used by SDL has two periods. */
+ is->audio_current_pts = is->audio_clock - (double)(2 * is->audio_hw_buf_size + is->audio_write_buf_size) / bytes_per_sec;
+ is->audio_current_pts_drift = is->audio_current_pts - audio_callback_time / 1000000.0;
}
/* open a given stream. Return 0 if OK */
SDL_AudioSpec wanted_spec, spec;
AVDictionary *opts;
AVDictionaryEntry *t = NULL;
+ int64_t wanted_channel_layout = 0;
+ int wanted_nb_channels;
+ const char *env;
if (stream_index < 0 || stream_index >= ic->nb_streams)
return -1;
avctx = ic->streams[stream_index]->codec;
- opts = filter_codec_opts(codec_opts, avctx->codec_id, ic, ic->streams[stream_index]);
-
codec = avcodec_find_decoder(avctx->codec_id);
- avctx->debug_mv = debug_mv;
- avctx->debug = debug;
+ opts = filter_codec_opts(codec_opts, codec, ic, ic->streams[stream_index]);
+
+ switch(avctx->codec_type){
+ case AVMEDIA_TYPE_AUDIO : if(audio_codec_name ) codec= avcodec_find_decoder_by_name( audio_codec_name); break;
+ case AVMEDIA_TYPE_SUBTITLE: if(subtitle_codec_name) codec= avcodec_find_decoder_by_name(subtitle_codec_name); break;
+ case AVMEDIA_TYPE_VIDEO : if(video_codec_name ) codec= avcodec_find_decoder_by_name( video_codec_name); break;
+ }
+ if (!codec)
+ return -1;
+
avctx->workaround_bugs = workaround_bugs;
avctx->lowres = lowres;
+ if(avctx->lowres > codec->max_lowres){
+ av_log(avctx, AV_LOG_WARNING, "The maximum value for lowres supported by the decoder is %d\n",
+ codec->max_lowres);
+ avctx->lowres= codec->max_lowres;
+ }
avctx->idct_algo = idct;
avctx->skip_frame = skip_frame;
avctx->skip_idct = skip_idct;
avctx->skip_loop_filter = skip_loop_filter;
avctx->error_concealment = error_concealment;
- avctx->thread_count = thread_count;
- if (lowres) avctx->flags |= CODEC_FLAG_EMU_EDGE;
+ if(avctx->lowres) avctx->flags |= CODEC_FLAG_EMU_EDGE;
if (fast) avctx->flags2 |= CODEC_FLAG2_FAST;
+ if(codec->capabilities & CODEC_CAP_DR1)
+ avctx->flags |= CODEC_FLAG_EMU_EDGE;
+
+ if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) {
+ env = SDL_getenv("SDL_AUDIO_CHANNELS");
+ if (env)
+ wanted_channel_layout = av_get_default_channel_layout(SDL_atoi(env));
+ if (!wanted_channel_layout) {
+ wanted_channel_layout = (avctx->channel_layout && avctx->channels == av_get_channel_layout_nb_channels(avctx->channel_layout)) ? avctx->channel_layout : av_get_default_channel_layout(avctx->channels);
+ wanted_channel_layout &= ~AV_CH_LAYOUT_STEREO_DOWNMIX;
+ wanted_nb_channels = av_get_channel_layout_nb_channels(wanted_channel_layout);
+ /* SDL only supports 1, 2, 4 or 6 channels at the moment, so we have to make sure not to request anything else. */
+ while (wanted_nb_channels > 0 && (wanted_nb_channels == 3 || wanted_nb_channels == 5 || wanted_nb_channels > 6)) {
+ wanted_nb_channels--;
+ wanted_channel_layout = av_get_default_channel_layout(wanted_nb_channels);
+ }
+ }
+ wanted_spec.channels = av_get_channel_layout_nb_channels(wanted_channel_layout);
+ wanted_spec.freq = avctx->sample_rate;
+ if (wanted_spec.freq <= 0 || wanted_spec.channels <= 0) {
+ fprintf(stderr, "Invalid sample rate or channel count!\n");
+ return -1;
+ }
+ }
if (!av_dict_get(opts, "threads", NULL, 0))
av_dict_set(&opts, "threads", "auto", 0);
/* prepare audio output */
if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) {
- wanted_spec.freq = avctx->sample_rate;
wanted_spec.format = AUDIO_S16SYS;
- wanted_spec.channels = avctx->channels;
wanted_spec.silence = 0;
wanted_spec.samples = SDL_AUDIO_BUFFER_SIZE;
wanted_spec.callback = sdl_audio_callback;
return -1;
}
is->audio_hw_buf_size = spec.size;
- is->audio_src_fmt = AV_SAMPLE_FMT_S16;
+ if (spec.format != AUDIO_S16SYS) {
+ fprintf(stderr, "SDL advised audio format %d is not supported!\n", spec.format);
+ return -1;
+ }
+ if (spec.channels != wanted_spec.channels) {
+ wanted_channel_layout = av_get_default_channel_layout(spec.channels);
+ if (!wanted_channel_layout) {
+ fprintf(stderr, "SDL advised channel count %d is not supported!\n", spec.channels);
+ return -1;
+ }
+ }
+ is->audio_src_fmt = is->audio_tgt_fmt = AV_SAMPLE_FMT_S16;
+ is->audio_src_freq = is->audio_tgt_freq = spec.freq;
+ is->audio_src_channel_layout = is->audio_tgt_channel_layout = wanted_channel_layout;
+ is->audio_src_channels = is->audio_tgt_channels = spec.channels;
}
ic->streams[stream_index]->discard = AVDISCARD_DEFAULT;
is->audio_diff_avg_count = 0;
/* since we do not have a precise anough audio fifo fullness,
we correct audio sync only if larger than this threshold */
- is->audio_diff_threshold = 2.0 * SDL_AUDIO_BUFFER_SIZE / avctx->sample_rate;
+ is->audio_diff_threshold = 2.0 * SDL_AUDIO_BUFFER_SIZE / wanted_spec.freq;
memset(&is->audio_pkt, 0, sizeof(is->audio_pkt));
packet_queue_init(&is->audioq);
SDL_CloseAudio();
packet_queue_end(&is->audioq);
+ if (is->swr_ctx)
+ swr_free(&is->swr_ctx);
av_free_packet(&is->audio_pkt);
- if (is->reformat_ctx)
- av_audio_convert_free(is->reformat_ctx);
- is->reformat_ctx = NULL;
av_freep(&is->audio_buf1);
is->audio_buf = NULL;
av_freep(&is->frame);
}
}
-/* 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 int decode_interrupt_cb(void *ctx)
{
- return global_video_state && global_video_state->abort_request;
+ VideoState *is = ctx;
+ return is->abort_request;
}
/* this thread gets the stream from the disk or the network */
-static int decode_thread(void *arg)
+static int read_thread(void *arg)
{
VideoState *is = arg;
AVFormatContext *ic = NULL;
is->audio_stream = -1;
is->subtitle_stream = -1;
- global_video_state = is;
-
ic = avformat_alloc_context();
ic->interrupt_callback.callback = decode_interrupt_cb;
+ ic->interrupt_callback.opaque = is;
err = avformat_open_input(&ic, is->filename, is->iformat, &format_opts);
if (err < 0) {
print_error(is->filename, err);
av_freep(&opts);
if (ic->pb)
- ic->pb->eof_reached = 0; // FIXME hack, avplay maybe should not use url_feof() to test for the end
+ ic->pb->eof_reached = 0; // FIXME hack, ffplay maybe should not use url_feof() to test for the end
if (seek_by_bytes < 0)
seek_by_bytes = !!(ic->iformat->flags & AVFMT_TS_DISCONT);
av_dump_format(ic, 0, is->filename, 0);
}
+ is->show_mode = show_mode;
+
/* open the streams */
if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) {
stream_component_open(is, st_index[AVMEDIA_TYPE_AUDIO]);
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;
- }
+ if (is->show_mode == SHOW_MODE_NONE)
+ is->show_mode = ret >= 0 ? SHOW_MODE_VIDEO : SHOW_MODE_RDFT;
if (st_index[AVMEDIA_TYPE_SUBTITLE] >= 0) {
stream_component_open(is, st_index[AVMEDIA_TYPE_SUBTITLE]);
else
av_read_play(ic);
}
-#if CONFIG_RTSP_DEMUXER
- if (is->paused && !strcmp(ic->iformat->name, "rtsp")) {
+#if CONFIG_RTSP_DEMUXER || CONFIG_MMSH_PROTOCOL
+ if (is->paused &&
+ (!strcmp(ic->iformat->name, "rtsp") ||
+ (ic->pb && !strncmp(input_filename, "mmsh:", 5)))) {
/* wait 10 ms to avoid trying to get another packet */
/* XXX: horrible */
SDL_Delay(10);
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(is, start_time != AV_NOPTS_VALUE ? start_time : 0, 0, 0);
} else if (autoexit) {
ret = AVERROR_EOF;
goto fail;
}
}
+ eof=0;
continue;
}
ret = av_read_frame(ic, pkt);
if (ret < 0) {
- if (ret == AVERROR_EOF || (ic->pb && ic->pb->eof_reached))
+ if (ret == AVERROR_EOF || url_feof(ic->pb))
eof = 1;
if (ic->pb && ic->pb->error)
break;
ret = 0;
fail:
- /* disable interrupting */
- global_video_state = NULL;
-
/* close each stream */
if (is->audio_stream >= 0)
stream_component_close(is, is->audio_stream);
is->subpq_cond = SDL_CreateCond();
is->av_sync_type = av_sync_type;
- is->parse_tid = SDL_CreateThread(decode_thread, is);
- if (!is->parse_tid) {
+ is->read_tid = SDL_CreateThread(read_thread, is);
+ if (!is->read_tid) {
av_free(is);
return NULL;
}
}
-static void toggle_full_screen(void)
+static void toggle_full_screen(VideoState *is)
{
+ av_unused int i;
is_full_screen = !is_full_screen;
#if defined(__APPLE__) && SDL_VERSION_ATLEAST(1, 2, 14)
- /* OS X needs to empty the picture_queue */
- for (int i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) {
- cur_stream->pictq[i].reallocate = 1;
+ /* OS X needs to reallocate the SDL overlays */
+ for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) {
+ is->pictq[i].reallocate = 1;
}
#endif
- video_open(cur_stream);
+ video_open(is, 1);
}
-static void toggle_pause(void)
+static void toggle_pause(VideoState *is)
{
- if (cur_stream)
- stream_pause(cur_stream);
- step = 0;
+ stream_toggle_pause(is);
+ is->step = 0;
}
-static void step_to_next_frame(void)
+static void step_to_next_frame(VideoState *is)
{
- if (cur_stream) {
- /* if the stream is paused unpause it, then step */
- if (cur_stream->paused)
- stream_pause(cur_stream);
- }
- step = 1;
+ /* if the stream is paused unpause it, then step */
+ if (is->paused)
+ stream_toggle_pause(is);
+ is->step = 1;
}
-static void toggle_audio_display(void)
+static void toggle_audio_display(VideoState *is)
{
- if (cur_stream) {
- int bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
- cur_stream->show_audio = (cur_stream->show_audio + 1) % 3;
- fill_rectangle(screen,
- cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height,
- bgcolor);
- SDL_UpdateRect(screen, cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height);
- }
+ int bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
+ is->show_mode = (is->show_mode + 1) % SHOW_MODE_NB;
+ fill_rectangle(screen,
+ is->xleft, is->ytop, is->width, is->height,
+ bgcolor);
+ SDL_UpdateRect(screen, is->xleft, is->ytop, is->width, is->height);
}
/* handle an event sent by the GUI */
-static void event_loop(void)
+static void event_loop(VideoState *cur_stream)
{
SDL_Event event;
double incr, pos, frac;
switch (event.type) {
case SDL_KEYDOWN:
if (exit_on_keydown) {
- do_exit();
+ do_exit(cur_stream);
break;
}
switch (event.key.keysym.sym) {
case SDLK_ESCAPE:
case SDLK_q:
- do_exit();
+ do_exit(cur_stream);
break;
case SDLK_f:
- toggle_full_screen();
+ toggle_full_screen(cur_stream);
break;
case SDLK_p:
case SDLK_SPACE:
- toggle_pause();
+ toggle_pause(cur_stream);
break;
case SDLK_s: // S: Step to next frame
- step_to_next_frame();
+ step_to_next_frame(cur_stream);
break;
case SDLK_a:
- if (cur_stream)
- stream_cycle_channel(cur_stream, AVMEDIA_TYPE_AUDIO);
+ stream_cycle_channel(cur_stream, AVMEDIA_TYPE_AUDIO);
break;
case SDLK_v:
- if (cur_stream)
- stream_cycle_channel(cur_stream, AVMEDIA_TYPE_VIDEO);
+ stream_cycle_channel(cur_stream, AVMEDIA_TYPE_VIDEO);
break;
case SDLK_t:
- if (cur_stream)
- stream_cycle_channel(cur_stream, AVMEDIA_TYPE_SUBTITLE);
+ stream_cycle_channel(cur_stream, AVMEDIA_TYPE_SUBTITLE);
break;
case SDLK_w:
- toggle_audio_display();
+ toggle_audio_display(cur_stream);
break;
+ case SDLK_PAGEUP:
+ incr = 600.0;
+ goto do_seek;
+ case SDLK_PAGEDOWN:
+ incr = -600.0;
+ goto do_seek;
case SDLK_LEFT:
incr = -10.0;
goto do_seek;
case SDLK_DOWN:
incr = -60.0;
do_seek:
- if (cur_stream) {
if (seek_by_bytes) {
if (cur_stream->video_stream >= 0 && cur_stream->video_current_pos >= 0) {
pos = cur_stream->video_current_pos;
pos += incr;
stream_seek(cur_stream, (int64_t)(pos * AV_TIME_BASE), (int64_t)(incr * AV_TIME_BASE), 0);
}
- }
break;
default:
break;
break;
case SDL_MOUSEBUTTONDOWN:
if (exit_on_mousedown) {
- do_exit();
+ do_exit(cur_stream);
break;
}
case SDL_MOUSEMOTION:
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);
ts += cur_stream->ic->start_time;
stream_seek(cur_stream, ts, 0, 0);
}
- }
break;
case SDL_VIDEORESIZE:
- if (cur_stream) {
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;
- }
break;
case SDL_QUIT:
case FF_QUIT_EVENT:
- do_exit();
+ do_exit(cur_stream);
break;
case FF_ALLOC_EVENT:
- video_open(event.user.data1);
+ video_open(event.user.data1, 0);
alloc_picture(event.user.data1);
break;
case FF_REFRESH_EVENT:
- video_refresh_timer(event.user.data1);
+ video_refresh(event.user.data1);
cur_stream->refresh = 0;
break;
default:
static int opt_frame_size(const char *opt, const char *arg)
{
- av_log(NULL, AV_LOG_ERROR,
- "Option '%s' has been removed, use private format options instead\n", opt);
- return AVERROR(EINVAL);
+ av_log(NULL, AV_LOG_WARNING, "Option -s is deprecated, use -video_size.\n");
+ return opt_default("video_size", arg);
}
static int opt_width(const char *opt, const char *arg)
static int opt_frame_pix_fmt(const char *opt, const char *arg)
{
- av_log(NULL, AV_LOG_ERROR,
- "Option '%s' has been removed, use private format options instead\n", opt);
- return AVERROR(EINVAL);
+ av_log(NULL, AV_LOG_WARNING, "Option -pix_fmt is deprecated, use -pixel_format.\n");
+ return opt_default("pixel_format", arg);
}
static int opt_sync(const char *opt, const char *arg)
return 0;
}
-static int opt_debug(const char *opt, const char *arg)
+static int opt_show_mode(const char *opt, const char *arg)
{
- av_log_set_level(99);
- debug = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
+ show_mode = !strcmp(arg, "video") ? SHOW_MODE_VIDEO :
+ !strcmp(arg, "waves") ? SHOW_MODE_WAVES :
+ !strcmp(arg, "rdft" ) ? SHOW_MODE_RDFT :
+ parse_number_or_die(opt, arg, OPT_INT, 0, SHOW_MODE_NB-1);
return 0;
}
-static int opt_vismv(const char *opt, const char *arg)
+static void opt_input_file(void *optctx, const char *filename)
{
- debug_mv = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
- return 0;
+ if (input_filename) {
+ fprintf(stderr, "Argument '%s' provided as input filename, but '%s' was already specified.\n",
+ filename, input_filename);
+ exit_program(1);
+ }
+ if (!strcmp(filename, "-"))
+ filename = "pipe:";
+ input_filename = filename;
}
-static int opt_thread_count(const char *opt, const char *arg)
+static int opt_codec(void *o, const char *opt, const char *arg)
{
- thread_count = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
-#if !HAVE_THREADS
- fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
-#endif
+ switch(opt[strlen(opt)-1]){
+ case 'a' : audio_codec_name = arg; break;
+ case 's' : subtitle_codec_name = arg; break;
+ case 'v' : video_codec_name = arg; break;
+ }
return 0;
}
+static int dummy;
+
static const OptionDef options[] = {
#include "cmdutils_common_opts.h"
{ "x", HAS_ARG, { (void*)opt_width }, "force displayed width", "width" },
{ "f", HAS_ARG, { (void*)opt_format }, "force format", "fmt" },
{ "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, { (void*)opt_frame_pix_fmt }, "set pixel format", "format" },
{ "stats", OPT_BOOL | OPT_EXPERT, { (void*)&show_status }, "show status", "" },
- { "debug", HAS_ARG | OPT_EXPERT, { (void*)opt_debug }, "print specific debug info", "" },
{ "bug", OPT_INT | HAS_ARG | OPT_EXPERT, { (void*)&workaround_bugs }, "workaround bugs", "" },
- { "vismv", HAS_ARG | OPT_EXPERT, { (void*)opt_vismv }, "visualize motion vectors", "" },
{ "fast", OPT_BOOL | OPT_EXPERT, { (void*)&fast }, "non spec compliant optimizations", "" },
{ "genpts", OPT_BOOL | OPT_EXPERT, { (void*)&genpts }, "generate pts", "" },
{ "drp", OPT_INT | HAS_ARG | OPT_EXPERT, { (void*)&decoder_reorder_pts }, "let decoder reorder pts 0=off 1=on -1=auto", ""},
{ "idct", OPT_INT | HAS_ARG | OPT_EXPERT, { (void*)&idct }, "set idct algo", "algo" },
{ "ec", OPT_INT | HAS_ARG | OPT_EXPERT, { (void*)&error_concealment }, "set error concealment options", "bit_mask" },
{ "sync", HAS_ARG | OPT_EXPERT, { (void*)opt_sync }, "set audio-video sync. type (type=audio/video/ext)", "type" },
- { "threads", HAS_ARG | OPT_EXPERT, { (void*)opt_thread_count }, "thread count", "count" },
{ "autoexit", OPT_BOOL | OPT_EXPERT, { (void*)&autoexit }, "exit at the end", "" },
{ "exitonkeydown", OPT_BOOL | OPT_EXPERT, { (void*)&exit_on_keydown }, "exit on key down", "" },
{ "exitonmousedown", OPT_BOOL | OPT_EXPERT, { (void*)&exit_on_mousedown }, "exit on mouse down", "" },
{ "vf", OPT_STRING | HAS_ARG, { (void*)&vfilters }, "video filters", "filter list" },
#endif
{ "rdftspeed", OPT_INT | HAS_ARG| OPT_AUDIO | OPT_EXPERT, { (void*)&rdftspeed }, "rdft speed", "msecs" },
+ { "showmode", HAS_ARG, {(void*)opt_show_mode}, "select show mode (0 = video, 1 = waves, 2 = RDFT)", "mode" },
{ "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, { (void*)opt_default }, "generic catch all option", "" },
- { "i", 0, { NULL }, "avconv compatibility dummy option", ""},
+ { "i", OPT_BOOL, {(void *)&dummy}, "read specified file", "input_file"},
+ { "codec", HAS_ARG | OPT_FUNC2, {(void*)opt_codec}, "force decoder", "decoder" },
{ NULL, },
};
static void show_usage(void)
{
- printf("Simple media player\n");
- printf("usage: %s [options] input_file\n", program_name);
- printf("\n");
+ av_log(NULL, AV_LOG_INFO, "Simple media player\n");
+ av_log(NULL, AV_LOG_INFO, "usage: %s [options] input_file\n", program_name);
+ av_log(NULL, AV_LOG_INFO, "\n");
}
-static void show_help(void)
+static int opt_help(const char *opt, const char *arg)
{
av_log_set_callback(log_callback_help);
show_usage();
"s activate frame-step mode\n"
"left/right seek backward/forward 10 seconds\n"
"down/up seek backward/forward 1 minute\n"
+ "page down/page up seek backward/forward 10 minutes\n"
"mouse click seek to percentage in file corresponding to fraction of width\n"
);
+ return 0;
}
-static void opt_input_file(void *optctx, const char *filename)
+static int lockmgr(void **mtx, enum AVLockOp op)
{
- if (input_filename) {
- fprintf(stderr, "Argument '%s' provided as input filename, but '%s' was already specified.\n",
- filename, input_filename);
- exit(1);
- }
- if (!strcmp(filename, "-"))
- filename = "pipe:";
- input_filename = filename;
+ switch(op) {
+ case AV_LOCK_CREATE:
+ *mtx = SDL_CreateMutex();
+ if(!*mtx)
+ return 1;
+ return 0;
+ case AV_LOCK_OBTAIN:
+ return !!SDL_LockMutex(*mtx);
+ case AV_LOCK_RELEASE:
+ return !!SDL_UnlockMutex(*mtx);
+ case AV_LOCK_DESTROY:
+ SDL_DestroyMutex(*mtx);
+ return 0;
+ }
+ return 1;
}
/* Called from the main */
int main(int argc, char **argv)
{
int flags;
+ VideoState *is;
av_log_set_flags(AV_LOG_SKIP_REPEATED);
parse_loglevel(argc, argv, options);
init_opts();
- show_banner();
+ signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
+ signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
+
+ show_banner(argc, argv, options);
parse_options(NULL, argc, argv, options, opt_input_file);
video_disable = 1;
}
flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER;
+ if (audio_disable)
+ flags &= ~SDL_INIT_AUDIO;
#if !defined(__MINGW32__) && !defined(__APPLE__)
flags |= SDL_INIT_EVENTTHREAD; /* Not supported on Windows or Mac OS X */
#endif
if (SDL_Init (flags)) {
fprintf(stderr, "Could not initialize SDL - %s\n", SDL_GetError());
+ fprintf(stderr, "(Did you set the DISPLAY variable?)\n");
exit(1);
}
SDL_EventState(SDL_SYSWMEVENT, SDL_IGNORE);
SDL_EventState(SDL_USEREVENT, SDL_IGNORE);
+ if (av_lockmgr_register(lockmgr)) {
+ fprintf(stderr, "Could not initialize lock manager!\n");
+ do_exit(NULL);
+ }
+
av_init_packet(&flush_pkt);
flush_pkt.data = "FLUSH";
- cur_stream = stream_open(input_filename, file_iformat);
+ is = stream_open(input_filename, file_iformat);
+ if (!is) {
+ fprintf(stderr, "Failed to initialize VideoState!\n");
+ do_exit(NULL);
+ }
- event_loop();
+ event_loop(is);
/* never returns */
projects / ffmpeg / blobdiff