X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=futatabi%2Fplayer.cpp;h=80e77d1bda6fccf2faf2bb276e740cff05b20635;hb=eaba7288c4fb39ca195c9355970293bcaf088dbc;hp=99edd865ed95f97b73880b8dac63076442ae02d9;hpb=131a051c4cd3719a9be415386fdf0f4e15da7c66;p=nageru diff --git a/futatabi/player.cpp b/futatabi/player.cpp index 99edd86..80e77d1 100644 --- a/futatabi/player.cpp +++ b/futatabi/player.cpp @@ -1,11 +1,12 @@ #include "player.h" #include "clip_list.h" -#include "context.h" +#include "shared/context.h" #include "defs.h" #include "shared/ffmpeg_raii.h" +#include "flags.h" #include "frame_on_disk.h" -#include "httpd.h" +#include "shared/httpd.h" #include "jpeg_frame_view.h" #include "shared/mux.h" #include "shared/timebase.h" @@ -25,7 +26,7 @@ using namespace std::chrono; extern HTTPD *global_httpd; -void Player::thread_func(bool also_output_to_stream) +void Player::thread_func(Player::StreamOutput stream_output, AVFormatContext *file_avctx) { pthread_setname_np(pthread_self(), "Player"); @@ -39,8 +40,8 @@ void Player::thread_func(bool also_output_to_stream) check_error(); // Create the VideoStream object, now that we have an OpenGL context. - if (also_output_to_stream) { - video_stream.reset(new VideoStream); + if (stream_output != NO_STREAM_OUTPUT) { + video_stream.reset(new VideoStream(file_avctx)); video_stream->start(); } @@ -53,7 +54,7 @@ void Player::thread_func(bool also_output_to_stream) bool got_next_clip = false; double next_clip_fade_time = -1.0; - for ( ;; ) { + while (!should_quit) { wait_for_clip: bool clip_ready; steady_clock::time_point before_sleep = steady_clock::now(); @@ -62,8 +63,11 @@ wait_for_clip: { unique_lock lock(queue_state_mu); clip_ready = new_clip_changed.wait_for(lock, milliseconds(100), [this] { - return new_clip_ready && current_clip.pts_in != -1; + return should_quit || (new_clip_ready && current_clip.pts_in != -1); }); + if (should_quit) { + return; + } new_clip_ready = false; playing = true; } @@ -99,10 +103,7 @@ got_clip: lock_guard lock(frame_mu); // Find the first frame such that frame.pts <= in_pts. - auto it = lower_bound(frames[stream_idx].begin(), - frames[stream_idx].end(), - in_pts_origin, - [](const FrameOnDisk &frame, int64_t pts) { return frame.pts < pts; }); + auto it = find_last_frame_before(frames[stream_idx], in_pts_origin); if (it != frames[stream_idx].end()) { in_pts_origin = it->pts; } @@ -112,9 +113,10 @@ got_clip: double speed = 0.5; int64_t in_pts_start_next_clip = -1; - for (int frameno = 0; ; ++frameno) { // Ends when the clip ends. + steady_clock::time_point next_frame_start; + for (int frameno = 0; !should_quit; ++frameno) { // Ends when the clip ends. double out_pts = out_pts_origin + TIMEBASE * frameno / output_framerate; - steady_clock::time_point next_frame_start = + next_frame_start = origin + microseconds(lrint((out_pts - out_pts_origin) * 1e6 / TIMEBASE)); int64_t in_pts = lrint(in_pts_origin + TIMEBASE * frameno * speed / output_framerate); pts = lrint(out_pts); @@ -124,7 +126,7 @@ got_clip: } steady_clock::duration time_behind = steady_clock::now() - next_frame_start; - if (time_behind >= milliseconds(200)) { + if (stream_output != FILE_STREAM_OUTPUT && time_behind >= milliseconds(200)) { fprintf(stderr, "WARNING: %ld ms behind, dropping a frame (no matter the type).\n", lrint(1e3 * duration(time_behind).count())); continue; @@ -196,8 +198,11 @@ got_clip: if (video_stream == nullptr) { // No queue, just wait until the right time and then show the frame. new_clip_changed.wait_until(lock, next_frame_start, [this]{ - return new_clip_ready || override_stream_idx != -1; + return should_quit || new_clip_ready || override_stream_idx != -1; }); + if (should_quit) { + return; + } } else { // If the queue is full (which is really the state we'd like to be in), // wait until there's room for one more frame (ie., one was output from @@ -209,9 +214,12 @@ got_clip: if (num_queued_frames < max_queued_frames) { return true; } - return new_clip_ready || override_stream_idx != -1; + return should_quit || new_clip_ready || override_stream_idx != -1; }); } + if (should_quit) { + return; + } if (new_clip_ready) { if (video_stream != nullptr) { lock.unlock(); // Urg. @@ -228,9 +236,11 @@ got_clip: } } - if (frame_lower.pts == frame_upper.pts) { + if (frame_lower.pts == frame_upper.pts || global_flags.interpolation_quality == 0) { auto display_func = [this, primary_stream_idx, frame_lower, secondary_frame, fade_alpha]{ - destination->setFrame(primary_stream_idx, frame_lower, secondary_frame, fade_alpha); + if (destination != nullptr) { + destination->setFrame(primary_stream_idx, frame_lower, secondary_frame, fade_alpha); + } }; if (video_stream == nullptr) { display_func(); @@ -253,13 +263,13 @@ got_clip: // (ie., move less than 1% of an _output_ frame), do so. // TODO: Snap secondary (fade-to) clips in the same fashion. bool snapped = false; - for (int64_t snap_pts : { frame_lower.pts, frame_upper.pts }) { - double snap_pts_as_frameno = (snap_pts - in_pts_origin) * output_framerate / TIMEBASE / speed; + for (FrameOnDisk snap_frame : { frame_lower, frame_upper }) { + double snap_pts_as_frameno = (snap_frame.pts - in_pts_origin) * output_framerate / TIMEBASE / speed; if (fabs(snap_pts_as_frameno - frameno) < 0.01) { - FrameOnDisk snap_frame = frame_lower; - snap_frame.pts = snap_pts; auto display_func = [this, primary_stream_idx, snap_frame, secondary_frame, fade_alpha]{ - destination->setFrame(primary_stream_idx, snap_frame, secondary_frame, fade_alpha); + if (destination != nullptr) { + destination->setFrame(primary_stream_idx, snap_frame, secondary_frame, fade_alpha); + } }; if (video_stream == nullptr) { display_func(); @@ -275,7 +285,7 @@ got_clip: snap_frame, secondary_frame, fade_alpha); } } - in_pts_origin += snap_pts - in_pts; + in_pts_origin += snap_frame.pts - in_pts; snapped = true; break; } @@ -284,7 +294,7 @@ got_clip: continue; } - if (time_behind >= milliseconds(100)) { + if (stream_output != FILE_STREAM_OUTPUT && time_behind >= milliseconds(100)) { fprintf(stderr, "WARNING: %ld ms behind, dropping an interpolated frame.\n", lrint(1e3 * duration(time_behind).count())); continue; @@ -295,10 +305,14 @@ got_clip: if (video_stream == nullptr) { // Previews don't do any interpolation. assert(secondary_stream_idx == -1); - destination->setFrame(primary_stream_idx, frame_lower); + if (destination != nullptr) { + destination->setFrame(primary_stream_idx, frame_lower); + } } else { auto display_func = [this](shared_ptr frame) { - destination->setFrame(frame); + if (destination != nullptr) { + destination->setFrame(frame); + } }; video_stream->schedule_interpolated_frame( next_frame_start, pts, display_func, QueueSpotHolder(this), @@ -307,6 +321,10 @@ got_clip: } } + if (should_quit) { + return; + } + // The clip ended. // Last-ditch effort to get the next clip (if e.g. the fade time was zero seconds). @@ -329,7 +347,7 @@ got_clip: got_next_clip = false; // Start the next clip from the point where the fade went out. - origin = steady_clock::now(); + origin = next_frame_start; in_pts_origin = in_pts_start_next_clip; goto got_clip; } @@ -350,10 +368,7 @@ bool Player::find_surrounding_frames(int64_t pts, int stream_idx, FrameOnDisk *f lock_guard lock(frame_mu); // Find the first frame such that frame.pts >= pts. - auto it = lower_bound(frames[stream_idx].begin(), - frames[stream_idx].end(), - pts, - [](const FrameOnDisk &frame, int64_t pts) { return frame.pts < pts; }); + auto it = find_last_frame_before(frames[stream_idx], pts); if (it == frames[stream_idx].end()) { return false; } @@ -370,10 +385,20 @@ bool Player::find_surrounding_frames(int64_t pts, int stream_idx, FrameOnDisk *f return true; } -Player::Player(JPEGFrameView *destination, bool also_output_to_stream) +Player::Player(JPEGFrameView *destination, Player::StreamOutput stream_output, AVFormatContext *file_avctx) : destination(destination) { - thread(&Player::thread_func, this, also_output_to_stream).detach(); + player_thread = thread(&Player::thread_func, this, stream_output, file_avctx); +} + +Player::~Player() +{ + should_quit = true; + if (video_stream != nullptr) { + video_stream->stop(); + } + new_clip_changed.notify_all(); + player_thread.join(); } void Player::play_clip(const Clip &clip, size_t clip_idx, unsigned stream_idx) @@ -428,8 +453,7 @@ void Player::override_angle(unsigned stream_idx) } lock_guard lock(frame_mu); - auto it = upper_bound(frames[stream_idx].begin(), frames[stream_idx].end(), pts_out, - [](int64_t pts, const FrameOnDisk &frame) { return pts < frame.pts; }); + auto it = find_first_frame_at_or_after(frames[stream_idx], pts_out); if (it == frames[stream_idx].end()) { return; }