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Merge remote-tracking branch 'cus/stable' 

* cus/stable:
  ffplay: step to next frame if paused when seeking
  ffplay: move up pause functions
  ffplay: remember last window dimensions
  ffplay: fix order of setting show_mode
  ffplay: dynamically allocate audio buffer

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-02-02 16:14:15 +01:00
parent 6d9c21dc0e 4ea7fbb2ec
commit 4be0b91094
1 changed files with 41 additions and 30 deletions
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71
ffplay.c
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@ -181,11 +181,11 @@ typedef struct VideoState {
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 */
unsigned int audio_buf1_size;
int audio_buf_index; /* in bytes */
int audio_write_buf_size;
AVPacket audio_pkt_temp;
@ -268,6 +268,8 @@ static const char *input_filename;
static const char *window_title;
static int fs_screen_width;
static int fs_screen_height;
static int default_width = 640;
static int default_height = 480;
static int screen_width = 0;
static int screen_height = 0;
static int audio_disable;
@ -1022,29 +1024,30 @@ static void sigterm_handler(int sig)
exit(123);
}
static int video_open(VideoState *is, int force_set_video_mode)
static int video_open(VideoState *is, int force_set_video_mode, VideoPicture *vp)
{
int flags = SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL;
int w,h;
VideoPicture *vp = &is->pictq[is->pictq_rindex];
SDL_Rect rect;
if (is_full_screen) flags |= SDL_FULLSCREEN;
else flags |= SDL_RESIZABLE;
if (vp && vp->width) {
calculate_display_rect(&rect, 0, 0, INT_MAX, vp->height, vp);
default_width = rect.w;
default_height = rect.h;
}
if (is_full_screen && fs_screen_width) {
w = fs_screen_width;
h = fs_screen_height;
} else if (!is_full_screen && screen_width) {
w = screen_width;
h = screen_height;
} else if (vp->width) {
calculate_display_rect(&rect, 0, 0, INT_MAX, vp->height, vp);
w = rect.w;
h = rect.h;
} else {
w = 640;
h = 480;
w = default_width;
h = default_height;
}
if (screen && is->width == screen->w && screen->w == w
&& is->height== screen->h && screen->h == h && !force_set_video_mode)
@ -1068,7 +1071,7 @@ static int video_open(VideoState *is, int force_set_video_mode)
static void video_display(VideoState *is)
{
if (!screen)
video_open(is, 0);
video_open(is, 0, NULL);
if (is->audio_st && is->show_mode != SHOW_MODE_VIDEO)
video_audio_display(is);
else if (is->video_st)
@ -1217,6 +1220,20 @@ static void stream_toggle_pause(VideoState *is)
is->paused = !is->paused;
}
static void toggle_pause(VideoState *is)
{
stream_toggle_pause(is);
is->step = 0;
}
static void step_to_next_frame(VideoState *is)
{
/* if the stream is paused unpause it, then step */
if (is->paused)
stream_toggle_pause(is);
is->step = 1;
}
static double compute_target_delay(double delay, VideoState *is)
{
double sync_threshold, diff;
@ -1458,7 +1475,7 @@ static void alloc_picture(VideoState *is)
avfilter_unref_bufferp(&vp->picref);
#endif
video_open(is, 0);
video_open(is, 0, vp);
vp->bmp = SDL_CreateYUVOverlay(vp->width, vp->height,
SDL_YV12_OVERLAY,
@ -2149,8 +2166,9 @@ static int audio_decode_frame(VideoState *is, double *pts_ptr)
if (is->swr_ctx) {
const uint8_t **in = (const uint8_t **)is->frame->extended_data;
uint8_t *out[] = {is->audio_buf2};
int out_count = sizeof(is->audio_buf2) / is->audio_tgt.channels / av_get_bytes_per_sample(is->audio_tgt.fmt);
uint8_t **out = &is->audio_buf1;
int out_count = (int64_t)wanted_nb_samples * is->audio_tgt.freq / is->frame->sample_rate + 256;
int out_size = av_samples_get_buffer_size(NULL, is->audio_tgt.channels, out_count, is->audio_tgt.fmt, 0);
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 / is->frame->sample_rate,
wanted_nb_samples * is->audio_tgt.freq / is->frame->sample_rate) < 0) {
@ -2158,6 +2176,9 @@ static int audio_decode_frame(VideoState *is, double *pts_ptr)
break;
}
}
av_fast_malloc(&is->audio_buf1, &is->audio_buf1_size, out_size);
if (!is->audio_buf1)
return AVERROR(ENOMEM);
len2 = swr_convert(is->swr_ctx, out, out_count, in, is->frame->nb_samples);
if (len2 < 0) {
fprintf(stderr, "swr_convert() failed\n");
@ -2167,7 +2188,7 @@ static int audio_decode_frame(VideoState *is, double *pts_ptr)
fprintf(stderr, "warning: audio buffer is probably too small\n");
swr_init(is->swr_ctx);
}
is->audio_buf = is->audio_buf2;
is->audio_buf = is->audio_buf1;
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];
@ -2443,6 +2464,7 @@ static void stream_component_close(VideoState *is, int stream_index)
av_free_packet(&is->audio_pkt);
swr_free(&is->swr_ctx);
av_freep(&is->audio_buf1);
is->audio_buf1_size = 0;
is->audio_buf = NULL;
avcodec_free_frame(&is->frame);
@ -2642,10 +2664,11 @@ static int read_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 (is->show_mode == SHOW_MODE_NONE)
is->show_mode = ret >= 0 ? SHOW_MODE_VIDEO : SHOW_MODE_RDFT;
is->refresh_tid = SDL_CreateThread(refresh_thread, is);
if (st_index[AVMEDIA_TYPE_SUBTITLE] >= 0) {
stream_component_open(is, st_index[AVMEDIA_TYPE_SUBTITLE]);
}
@ -2711,6 +2734,8 @@ static int read_thread(void *arg)
}
is->seek_req = 0;
eof = 0;
if (is->paused)
step_to_next_frame(is);
}
if (is->queue_attachments_req) {
avformat_queue_attached_pictures(ic);
@ -2919,21 +2944,7 @@ static void toggle_full_screen(VideoState *is)
is->pictq[i].reallocate = 1;
#endif
is_full_screen = !is_full_screen;
video_open(is, 1);
}
static void toggle_pause(VideoState *is)
{
stream_toggle_pause(is);
is->step = 0;
}
static void step_to_next_frame(VideoState *is)
{
/* if the stream is paused unpause it, then step */
if (is->paused)
stream_toggle_pause(is);
is->step = 1;
video_open(is, 1, NULL);
}
static void toggle_audio_display(VideoState *is)