event_t *
be_file_playaudio(const char *url, media_pipe_t *mp,
char *errbuf, size_t errlen, int hold, const char *mimetype)
{
AVFormatContext *fctx;
AVCodecContext *ctx;
AVPacket pkt;
media_format_t *fw;
int i, r, si;
media_buf_t *mb = NULL;
media_queue_t *mq;
event_ts_t *ets;
int64_t ts, seekbase = 0;
media_codec_t *cw;
event_t *e;
int lost_focus = 0;
int registered_play = 0;
mp_set_playstatus_by_hold(mp, hold, NULL);
fa_handle_t *fh = fa_open_ex(url, errbuf, errlen, FA_BUFFERED_SMALL, NULL);
if(fh == NULL)
return NULL;
// First we need to check for a few other formats
#if ENABLE_LIBOPENSPC || ENABLE_LIBGME
uint8_t pb[128];
size_t psiz;
psiz = fa_read(fh, pb, sizeof(pb));
if(psiz < sizeof(pb)) {
fa_close(fh);
snprintf(errbuf, errlen, "Fill too small");
return NULL;
}
#if ENABLE_LIBGME
if(*gme_identify_header(pb))
return fa_gme_playfile(mp, fh, errbuf, errlen, hold, url);
#endif
#if ENABLE_LIBOPENSPC
if(!memcmp(pb, "SNES-SPC700 Sound File Data", 27))
return openspc_play(mp, fh, errbuf, errlen);
#endif
#endif
AVIOContext *avio = fa_libav_reopen(fh);
if(avio == NULL) {
fa_close(fh);
return NULL;
}
if((fctx = fa_libav_open_format(avio, url,
errbuf, errlen, mimetype)) == NULL) {
fa_libav_close(avio);
return NULL;
}
TRACE(TRACE_DEBUG, "Audio", "Starting playback of %s", url);
mp_configure(mp, MP_PLAY_CAPS_SEEK | MP_PLAY_CAPS_PAUSE,
MP_BUFFER_SHALLOW);
mp->mp_audio.mq_stream = -1;
mp->mp_video.mq_stream = -1;
fw = media_format_create(fctx);
cw = NULL;
for(i = 0; i < fctx->nb_streams; i++) {
ctx = fctx->streams[i]->codec;
if(ctx->codec_type != AVMEDIA_TYPE_AUDIO)
continue;
cw = media_codec_create(ctx->codec_id, 0, fw, ctx, NULL, mp);
mp->mp_audio.mq_stream = i;
break;
}
if(cw == NULL) {
media_format_deref(fw);
snprintf(errbuf, errlen, "Unable to open codec");
return NULL;
}
mp_become_primary(mp);
mq = &mp->mp_audio;
while(1) {
/**
* Need to fetch a new packet ?
*/
if(mb == NULL) {
mp->mp_eof = 0;
r = av_read_frame(fctx, &pkt);
if(r == AVERROR(EAGAIN))
continue;
if(r == AVERROR_EOF || r == AVERROR(EIO)) {
mb = MB_SPECIAL_EOF;
mp->mp_eof = 1;
continue;
}
if(r != 0) {
char msg[100];
fa_ffmpeg_error_to_txt(r, msg, sizeof(msg));
TRACE(TRACE_ERROR, "Audio", "Playback error: %s", msg);
while((e = mp_wait_for_empty_queues(mp)) != NULL) {
if(event_is_type(e, EVENT_PLAYQUEUE_JUMP) ||
event_is_action(e, ACTION_PREV_TRACK) ||
event_is_action(e, ACTION_NEXT_TRACK) ||
event_is_action(e, ACTION_STOP)) {
mp_flush(mp, 0);
break;
}
event_release(e);
}
if(e == NULL)
e = event_create_type(EVENT_EOF);
break;
}
si = pkt.stream_index;
if(si != mp->mp_audio.mq_stream) {
av_free_packet(&pkt);
continue;
}
mb = media_buf_alloc_unlocked(mp, pkt.size);
mb->mb_data_type = MB_AUDIO;
mb->mb_pts = rescale(fctx, pkt.pts, si);
mb->mb_dts = rescale(fctx, pkt.dts, si);
mb->mb_duration = rescale(fctx, pkt.duration, si);
mb->mb_cw = media_codec_ref(cw);
/* Move the data pointers from ffmpeg's packet */
mb->mb_stream = pkt.stream_index;
memcpy(mb->mb_data, pkt.data, pkt.size);
if(mb->mb_pts != AV_NOPTS_VALUE) {
if(fctx->start_time == AV_NOPTS_VALUE)
mb->mb_time = mb->mb_pts;
else
mb->mb_time = mb->mb_pts - fctx->start_time;
} else
mb->mb_time = AV_NOPTS_VALUE;
mb->mb_send_pts = 1;
av_free_packet(&pkt);
}
/*
* Try to send the buffer. If mb_enqueue() returns something we
* catched an event instead of enqueueing the buffer. In this case
* 'mb' will be left untouched.
*/
if(mb == MB_SPECIAL_EOF) {
// We have reached EOF, drain queues
e = mp_wait_for_empty_queues(mp);
if(e == NULL) {
e = event_create_type(EVENT_EOF);
break;
}
} else if((e = mb_enqueue_with_events(mp, mq, mb)) == NULL) {
mb = NULL; /* Enqueue succeeded */
continue;
}
if(event_is_type(e, EVENT_PLAYQUEUE_JUMP)) {
mp_flush(mp, 0);
break;
} else if(event_is_type(e, EVENT_CURRENT_PTS)) {
ets = (event_ts_t *)e;
seekbase = ets->ts;
if(registered_play == 0) {
if(ets->ts - fctx->start_time > METADB_AUDIO_PLAY_THRESHOLD) {
registered_play = 1;
metadb_register_play(url, 1, CONTENT_AUDIO);
}
}
} else if(event_is_type(e, EVENT_SEEK)) {
ets = (event_ts_t *)e;
ts = ets->ts + fctx->start_time;
if(ts < fctx->start_time)
ts = fctx->start_time;
av_seek_frame(fctx, -1, ts, AVSEEK_FLAG_BACKWARD);
seekflush(mp, &mb);
} else if(event_is_action(e, ACTION_SEEK_FAST_BACKWARD)) {
av_seek_frame(fctx, -1, seekbase - 60000000, AVSEEK_FLAG_BACKWARD);
seekflush(mp, &mb);
} else if(event_is_action(e, ACTION_SEEK_BACKWARD)) {
av_seek_frame(fctx, -1, seekbase - 15000000, AVSEEK_FLAG_BACKWARD);
seekflush(mp, &mb);
} else if(event_is_action(e, ACTION_SEEK_FAST_FORWARD)) {
av_seek_frame(fctx, -1, seekbase + 60000000, 0);
seekflush(mp, &mb);
} else if(event_is_action(e, ACTION_SEEK_FORWARD)) {
av_seek_frame(fctx, -1, seekbase + 15000000, 0);
seekflush(mp, &mb);
#if 0
} else if(event_is_action(e, ACTION_RESTART_TRACK)) {
av_seek_frame(fctx, -1, 0, AVSEEK_FLAG_BACKWARD);
seekflush(mp, &mb);
#endif
} else if(event_is_action(e, ACTION_PLAYPAUSE) ||
event_is_action(e, ACTION_PLAY) ||
event_is_action(e, ACTION_PAUSE)) {
hold = action_update_hold_by_event(hold, e);
mp_send_cmd_head(mp, mq, hold ? MB_CTRL_PAUSE : MB_CTRL_PLAY);
lost_focus = 0;
mp_set_playstatus_by_hold(mp, hold, NULL);
} else if(event_is_type(e, EVENT_MP_NO_LONGER_PRIMARY)) {
hold = 1;
lost_focus = 1;
mp_send_cmd_head(mp, mq, MB_CTRL_PAUSE);
mp_set_playstatus_by_hold(mp, hold, e->e_payload);
} else if(event_is_type(e, EVENT_MP_IS_PRIMARY)) {
if(lost_focus) {
hold = 0;
lost_focus = 0;
mp_send_cmd_head(mp, mq, MB_CTRL_PLAY);
mp_set_playstatus_by_hold(mp, hold, NULL);
}
} else if(event_is_type(e, EVENT_INTERNAL_PAUSE)) {
hold = 1;
lost_focus = 0;
mp_send_cmd_head(mp, mq, MB_CTRL_PAUSE);
mp_set_playstatus_by_hold(mp, hold, e->e_payload);
} else if(event_is_action(e, ACTION_PREV_TRACK) ||
event_is_action(e, ACTION_NEXT_TRACK) ||
event_is_action(e, ACTION_STOP)) {
mp_flush(mp, 0);
break;
}
event_release(e);
}
if(mb != NULL && mb != MB_SPECIAL_EOF)
media_buf_free_unlocked(mp, mb);
media_codec_deref(cw);
media_format_deref(fw);
if(hold) {
// If we were paused, release playback again.
mp_send_cmd(mp, mq, MB_CTRL_PLAY);
mp_set_playstatus_by_hold(mp, 0, NULL);
}
return e;
}
static event_t *
fa_gme_playfile_internal(media_pipe_t *mp, const void *buf, size_t size,
char *errbuf, size_t errlen, int hold, int track,
const char *url)
{
media_queue_t *mq = &mp->mp_audio;
Music_Emu *emu;
gme_err_t err;
int sample_rate = 48000;
media_buf_t *mb = NULL;
event_t *e;
int registered_play = 0;
err = gme_open_data(buf, size, &emu, sample_rate);
if(err != NULL) {
snprintf(errbuf, errlen, "Unable to load file -- %s", err);
return NULL;
}
gme_start_track(emu, track);
mp->mp_audio.mq_stream = 0;
mp_configure(mp, MP_PLAY_CAPS_PAUSE | MP_PLAY_CAPS_SEEK,
MP_BUFFER_SHALLOW, 0);
mp_become_primary(mp);
while(1) {
if(gme_track_ended(emu)) {
e = event_create_type(EVENT_EOF);
break;
}
if(mb == NULL) {
mb = media_buf_alloc_unlocked(mp, sizeof(int16_t) * CHUNK_SIZE * 2);
mb->mb_data_type = MB_AUDIO;
mb->mb_channels = 2;
mb->mb_rate = sample_rate;
mb->mb_pts = gme_tell(emu) * 1000;
mb->mb_drive_clock = 1;
if(!registered_play && mb->mb_pts > METADB_AUDIO_PLAY_THRESHOLD) {
registered_play = 1;
metadb_register_play(url, 1, CONTENT_AUDIO);
}
gme_play(emu, CHUNK_SIZE * mb->mb_channels, mb->mb_data);
}
if((e = mb_enqueue_with_events(mp, mq, mb)) == NULL) {
mb = NULL; /* Enqueue succeeded */
continue;
}
if(event_is_type(e, EVENT_PLAYQUEUE_JUMP)) {
mp_flush(mp, 0);
break;
} else if(event_is_type(e, EVENT_SEEK)) {
event_ts_t *ets = (event_ts_t *)e;
gme_seek(emu, ets->ts / 1000);
seekflush(mp, &mb);
} else if(event_is_action(e, ACTION_SKIP_BACKWARD) ||
event_is_action(e, ACTION_SKIP_FORWARD) ||
event_is_action(e, ACTION_STOP)) {
mp_flush(mp, 0);
break;
}
event_release(e);
}
gme_delete(emu);
if(mb != NULL)
media_buf_free_unlocked(mp, mb);
return e;
}
static event_t *
rtmp_playvideo(const char *url0, media_pipe_t *mp,
char *errbuf, size_t errlen,
video_queue_t *vq, struct vsource_list *vsl,
const video_args_t *va0)
{
video_args_t va = *va0;
rtmp_t r = {0};
event_t *e;
char *url = mystrdupa(url0);
va.flags |= BACKEND_VIDEO_NO_FS_SCAN;
prop_set_string(mp->mp_prop_type, "video");
rtmp_log_level = RTMP_LOGINFO;
RTMP_LogSetLevel(rtmp_log_level);
r.r = RTMP_Alloc();
RTMP_Init(r.r);
int64_t start = 0;
if(va.flags & BACKEND_VIDEO_RESUME ||
(video_settings.resume_mode == VIDEO_RESUME_YES &&
!(va.flags & BACKEND_VIDEO_START_FROM_BEGINNING)))
start = video_get_restartpos(va.canonical_url);
if(!RTMP_SetupURL(r.r, url)) {
snprintf(errbuf, errlen, "Unable to setup RTMP-session");
rtmp_free(&r);
return NULL;
}
r.r->Link.lFlags |= RTMP_LF_SWFV;
if(!RTMP_Connect(r.r, NULL)) {
snprintf(errbuf, errlen, "Unable to connect RTMP-session");
rtmp_free(&r);
return NULL;
}
if(!RTMP_ConnectStream(r.r, 0)) {
snprintf(errbuf, errlen, "Unable to connect RTMP-stream");
rtmp_free(&r);
return NULL;
}
if(start)
RTMP_SendSeek(r.r, start);
r.mp = mp;
mp->mp_audio.mq_stream = 0;
mp->mp_video.mq_stream = 0;
if(start > 0) {
r.seekpos_video = start * 1000;
r.seekpos_audio = start * 1000;
mp->mp_seek_base = r.seekpos_video;
mp->mp_video.mq_seektarget = r.seekpos_video;
mp->mp_audio.mq_seektarget = r.seekpos_video;
} else {
mp->mp_video.mq_seektarget = AV_NOPTS_VALUE;
mp->mp_audio.mq_seektarget = AV_NOPTS_VALUE;
mp->mp_seek_base = 0;
r.seekpos_audio = AV_NOPTS_VALUE;
r.seekpos_video = AV_NOPTS_VALUE;
}
mp_configure(mp, MP_PLAY_CAPS_PAUSE, MP_BUFFER_DEEP, 0);
mp->mp_max_realtime_delay = (r.r->Link.timeout - 1) * 1000000;
mp_become_primary(mp);
metadb_register_play(va.canonical_url, 0, CONTENT_VIDEO);
r.canonical_url = va.canonical_url;
r.restartpos_last = -1;
sub_scanner_t *ss =
sub_scanner_create(url, mp->mp_prop_subtitle_tracks, &va, 0);
e = rtmp_loop(&r, mp, url, errbuf, errlen);
sub_scanner_destroy(ss);
if(r.total_duration) {
int p = mp->mp_seek_base / (r.total_duration * 10);
if(p >= video_settings.played_threshold) {
TRACE(TRACE_DEBUG, "RTMP", "Playback reached %d%%, counting as played",
p);
metadb_register_play(va.canonical_url, 1, CONTENT_VIDEO);
metadb_set_video_restartpos(va.canonical_url, -1);
}
}
mp_flush(mp, 0);
mp_shutdown(mp);
TRACE(TRACE_DEBUG, "RTMP", "End of stream");
rtmp_free(&r);
return e;
}
/**
* Play given track.
*
* We only expect this to be called from the playqueue system.
*/
static event_t *
be_sid2player_play(const char *url0, media_pipe_t *mp,
char *errbuf, size_t errlen, int hold,
const char *mimetype)
{
media_queue_t *mq = &mp->mp_audio;
char *url, *p;
int sample = 0;
media_buf_t *mb = NULL;
event_t *e;
int subsong;
int registered_play = 0;
void *player;
url0 += strlen("sidplayer:");
url = mystrdupa(url0);
p = strrchr(url, '/');
if(p == NULL) {
snprintf(errbuf, errlen, "Invalid filename");
return NULL;
}
*p++= 0;
subsong = atoi(p);
buf_t *b;
if((b = fa_load(url, NULL, errbuf, errlen, NULL, 0,
NULL, NULL)) == NULL)
return NULL;
player = sidcxx_load(b->b_ptr, b->b_size, subsong, errbuf, errlen);
buf_release(b);
if(player == NULL)
return NULL;
mp_set_playstatus_by_hold(mp, hold, NULL);
mp->mp_audio.mq_stream = 0;
mp_configure(mp, MP_PLAY_CAPS_PAUSE, MP_BUFFER_NONE, 0);
mp_become_primary(mp);
while(1) {
if(mb == NULL) {
mb = media_buf_alloc_unlocked(mp, sizeof(int16_t) * CHUNK_SIZE * 2);
mb->mb_data_type = MB_AUDIO;
mb->mb_channels = 2;
mb->mb_rate = 44100;
mb->mb_pts = sample * 1000000LL / mb->mb_rate;
mb->mb_drive_clock = 1;
if(!registered_play && mb->mb_pts > METADB_AUDIO_PLAY_THRESHOLD) {
registered_play = 1;
metadb_register_play(url0, 1, CONTENT_AUDIO);
}
sample += CHUNK_SIZE;
int16_t *samples = mb->mb_data;
sidcxx_play(player, samples,
CHUNK_SIZE * sizeof(int16_t) * mb->mb_channels);
// Crossmix 25%
int i, l, r, L, R;
for(i = 0; i < CHUNK_SIZE; i++) {
l = samples[i * 2 + 0];
r = samples[i * 2 + 1];
L = 3 * l + r * 2;
R = 3 * r + l * 2;
L = L / 4;
R = R / 4;
if(L > 32767)
L = 32767;
if(L < -32768)
L = -32768;
if(R > 32767)
R = 32767;
if(R < -32768)
R = -32768;
samples[i * 2 + 0] = L;
samples[i * 2 + 1] = R;
}
}
if((e = mb_enqueue_with_events(mp, mq, mb)) == NULL) {
mb = NULL; /* Enqueue succeeded */
continue;
}
if(event_is_type(e, EVENT_PLAYQUEUE_JUMP)) {
mp_flush(mp, 0);
break;
} else if(event_is_action(e, ACTION_SKIP_BACKWARD) ||
event_is_action(e, ACTION_SKIP_FORWARD) ||
event_is_action(e, ACTION_STOP)) {
mp_flush(mp, 0);
break;
}
event_release(e);
}
sidcxx_stop(player);
return e;
}
static event_t *
rtmp_playvideo(const char *url0, media_pipe_t *mp,
int flags, int priority,
char *errbuf, size_t errlen,
const char *mimetype,
const char *canonical_url)
{
rtmp_t r = {0};
event_t *e;
char *url = mystrdupa(url0);
prop_set_string(mp->mp_prop_type, "video");
RTMP_LogSetLevel(RTMP_LOGINFO);
r.r = RTMP_Alloc();
RTMP_Init(r.r);
int64_t start = video_get_restartpos(canonical_url);
if(!RTMP_SetupURL(r.r, url)) {
snprintf(errbuf, errlen, "Unable to setup RTMP-session");
rtmp_free(&r);
return NULL;
}
if(!RTMP_Connect(r.r, NULL)) {
snprintf(errbuf, errlen, "Unable to connect RTMP-session");
rtmp_free(&r);
return NULL;
}
if(!RTMP_ConnectStream(r.r, start)) {
snprintf(errbuf, errlen, "Unable to connect RTMP-stream");
rtmp_free(&r);
return NULL;
}
r.seek_origin = start;
r.mp = mp;
r.hold = 0;
r.lost_focus = 0;
r.epoch = 1;
mp->mp_audio.mq_stream = 0;
mp->mp_video.mq_stream = 0;
if(start > 0) {
r.seekpos = start * 1000;
r.seekbase = r.seekpos;
mp->mp_video.mq_seektarget = r.seekpos;
mp->mp_audio.mq_seektarget = r.seekpos;
} else {
mp->mp_video.mq_seektarget = AV_NOPTS_VALUE;
mp->mp_audio.mq_seektarget = AV_NOPTS_VALUE;
r.seekbase = AV_NOPTS_VALUE;
r.seekpos = AV_NOPTS_VALUE;
}
mp_configure(mp, MP_PLAY_CAPS_PAUSE, MP_BUFFER_DEEP);
mp->mp_max_realtime_delay = (r.r->Link.timeout - 1) * 1000000;
mp_become_primary(mp);
metadb_register_play(canonical_url, 0, CONTENT_VIDEO);
r.canonical_url = canonical_url;
r.restartpos_last = -1;
e = rtmp_loop(&r, mp, url, errbuf, errlen);
if(r.total_duration) {
int p = r.seekbase / (r.total_duration * 10);
if(p >= video_settings.played_threshold) {
TRACE(TRACE_DEBUG, "RTMP", "Playback reached %d%%, counting as played",
p);
metadb_register_play(canonical_url, 1, CONTENT_VIDEO);
metadb_set_video_restartpos(canonical_url, -1);
}
}
mp_flush(mp, 0);
mp_shutdown(mp);
TRACE(TRACE_DEBUG, "RTMP", "End of stream");
rtmp_free(&r);
return e;
}
