]> git.sesse.net Git - nageru/blobdiff - nageru/video_encoder.cpp
Stop caring about FFmpeg pre-5.0.
[nageru] / nageru / video_encoder.cpp
index 8dee6da8307d47814f650302ad6d6ded2e78398e..ca5ed01b6569f4fc60807070336ec2a904c8678f 100644 (file)
@@ -12,6 +12,9 @@ extern "C" {
 }
 
 #include "audio_encoder.h"
+#ifdef HAVE_AV1
+#include "av1_encoder.h"
+#endif
 #include "defs.h"
 #include "shared/ffmpeg_raii.h"
 #include "flags.h"
@@ -35,7 +38,7 @@ string generate_local_dump_filename(int frame)
        localtime_r(&now, &now_tm);
 
        char timestamp[64];
-       strftime(timestamp, sizeof(timestamp), "%F-%T%z", &now_tm);
+       strftime(timestamp, sizeof(timestamp), "%F-%H%M%S%z", &now_tm);
 
        // Use the frame number to disambiguate between two cuts starting
        // on the same second.
@@ -59,24 +62,42 @@ VideoEncoder::VideoEncoder(ResourcePool *resource_pool, QSurface *surface, const
                stream_audio_encoder.reset(new AudioEncoder(global_flags.stream_audio_codec_name, global_flags.stream_audio_codec_bitrate, oformat));
        }
        if (global_flags.x264_video_to_http || global_flags.x264_video_to_disk) {
-               x264_encoder.reset(new X264Encoder(oformat));
+               x264_encoder.reset(new X264Encoder(oformat, /*use_separate_disk_params=*/false));
+       }
+       VideoCodecInterface *http_encoder = x264_encoder.get();
+       VideoCodecInterface *disk_encoder = x264_encoder.get();
+#ifdef HAVE_AV1
+       if (global_flags.av1_video_to_http) {
+               av1_encoder.reset(new AV1Encoder(oformat));
+               http_encoder = av1_encoder.get();
+       }
+#endif
+       if (global_flags.x264_separate_disk_encode) {
+               x264_disk_encoder.reset(new X264Encoder(oformat, /*use_separate_disk_params=*/true));
+               disk_encoder = x264_disk_encoder.get();
        }
 
        string filename = generate_local_dump_filename(/*frame=*/0);
-       quicksync_encoder.reset(new QuickSyncEncoder(filename, resource_pool, surface, va_display, width, height, oformat, x264_encoder.get(), disk_space_estimator));
+       quicksync_encoder.reset(new QuickSyncEncoder(filename, resource_pool, surface, va_display, width, height, oformat, http_encoder, disk_encoder, disk_space_estimator));
 
        open_output_stream();
-       stream_audio_encoder->add_mux(stream_mux.get());
-       quicksync_encoder->set_stream_mux(stream_mux.get());
+       stream_audio_encoder->add_mux(http_mux.get());
+       quicksync_encoder->set_http_mux(http_mux.get());
        if (global_flags.x264_video_to_http) {
-               x264_encoder->add_mux(stream_mux.get());
+               x264_encoder->add_mux(http_mux.get());
        }
+#ifdef HAVE_AV1
+       if (global_flags.av1_video_to_http) {
+               av1_encoder->add_mux(http_mux.get());
+       }
+#endif
 }
 
 VideoEncoder::~VideoEncoder()
 {
        quicksync_encoder->shutdown();
        x264_encoder.reset(nullptr);
+       x264_disk_encoder.reset(nullptr);
        quicksync_encoder->close_file();
        quicksync_encoder.reset(nullptr);
        while (quicksync_encoders_in_shutdown.load() > 0) {
@@ -95,19 +116,24 @@ void VideoEncoder::do_cut(int frame)
        // However, since this means both encoders could be sending packets at
        // the same time, it means pts could come out of order to the stream mux,
        // and we need to plug it until the shutdown is complete.
-       stream_mux->plug();
+       http_mux->plug();
        lock(qs_mu, qs_audio_mu);
        lock_guard<mutex> lock1(qs_mu, adopt_lock), lock2(qs_audio_mu, adopt_lock);
        QuickSyncEncoder *old_encoder = quicksync_encoder.release();  // When we go C++14, we can use move capture instead.
        X264Encoder *old_x264_encoder = nullptr;
+       X264Encoder *old_x264_disk_encoder = nullptr;
        if (global_flags.x264_video_to_disk) {
                old_x264_encoder = x264_encoder.release();
        }
-       thread([old_encoder, old_x264_encoder, this]{
+       if (global_flags.x264_separate_disk_encode) {
+               old_x264_disk_encoder = x264_disk_encoder.release();
+       }
+       thread([old_encoder, old_x264_encoder, old_x264_disk_encoder, this]{
                old_encoder->shutdown();
                delete old_x264_encoder;
+               delete old_x264_disk_encoder;
                old_encoder->close_file();
-               stream_mux->unplug();
+               http_mux->unplug();
 
                // We cannot delete the encoder here, as this thread has no OpenGL context.
                // We'll deal with it in begin_frame().
@@ -116,17 +142,24 @@ void VideoEncoder::do_cut(int frame)
        }).detach();
 
        if (global_flags.x264_video_to_disk) {
-               x264_encoder.reset(new X264Encoder(oformat));
+               x264_encoder.reset(new X264Encoder(oformat, /*use_separate_disk_params=*/false));
+               assert(global_flags.x264_video_to_http);
                if (global_flags.x264_video_to_http) {
-                       x264_encoder->add_mux(stream_mux.get());
+                       x264_encoder->add_mux(http_mux.get());
                }
                if (overriding_bitrate != 0) {
                        x264_encoder->change_bitrate(overriding_bitrate);
                }
        }
+       X264Encoder *http_encoder = x264_encoder.get();
+       X264Encoder *disk_encoder = x264_encoder.get();
+       if (global_flags.x264_separate_disk_encode) {
+               x264_disk_encoder.reset(new X264Encoder(oformat, /*use_separate_disk_params=*/true));
+               disk_encoder = x264_disk_encoder.get();
+       }
 
-       quicksync_encoder.reset(new QuickSyncEncoder(filename, resource_pool, surface, va_display, width, height, oformat, x264_encoder.get(), disk_space_estimator));
-       quicksync_encoder->set_stream_mux(stream_mux.get());
+       quicksync_encoder.reset(new QuickSyncEncoder(filename, resource_pool, surface, va_display, width, height, oformat, http_encoder, disk_encoder, disk_space_estimator));
+       quicksync_encoder->set_http_mux(http_mux.get());
 }
 
 void VideoEncoder::change_x264_bitrate(unsigned rate_kbit)
@@ -180,8 +213,8 @@ void VideoEncoder::open_output_stream()
        avctx->pb->ignore_boundary_point = 1;
 
        Mux::Codec video_codec;
-       if (global_flags.uncompressed_video_to_http) {
-               video_codec = Mux::CODEC_NV12;
+       if (global_flags.av1_video_to_http) {
+               video_codec = Mux::CODEC_AV1;
        } else {
                video_codec = Mux::CODEC_H264;
        }
@@ -189,14 +222,18 @@ void VideoEncoder::open_output_stream()
        avctx->flags = AVFMT_FLAG_CUSTOM_IO;
 
        string video_extradata;
-       if (global_flags.x264_video_to_http || global_flags.x264_video_to_disk) {
+       if (global_flags.x264_video_to_http) {
                video_extradata = x264_encoder->get_global_headers();
+#ifdef HAVE_AV1
+       } else if (global_flags.av1_video_to_http) {
+               video_extradata = av1_encoder->get_global_headers();
+#endif
        }
 
-       stream_mux.reset(new Mux(avctx, width, height, video_codec, video_extradata, stream_audio_encoder->get_codec_parameters().get(),
+       http_mux.reset(new Mux(avctx, width, height, video_codec, video_extradata, stream_audio_encoder->get_codec_parameters().get(),
                get_color_space(global_flags.ycbcr_rec709_coefficients), COARSE_TIMEBASE,
-               /*write_callback=*/nullptr, Mux::WRITE_FOREGROUND, { &stream_mux_metrics }));
-       stream_mux_metrics.init({{ "destination", "http" }});
+               /*write_callback=*/nullptr, Mux::WRITE_FOREGROUND, { &http_mux_metrics }));
+       http_mux_metrics.init({{ "destination", "http" }});
 }
 
 int VideoEncoder::write_packet2_thunk(void *opaque, uint8_t *buf, int buf_size, AVIODataMarkerType type, int64_t time)
@@ -216,10 +253,10 @@ int VideoEncoder::write_packet2(uint8_t *buf, int buf_size, AVIODataMarkerType t
        }
 
        if (type == AVIO_DATA_MARKER_HEADER) {
-               stream_mux_header.append((char *)buf, buf_size);
-               httpd->set_header(HTTPD::MAIN_STREAM, stream_mux_header);
+               http_mux_header.append((char *)buf, buf_size);
+               httpd->set_header(HTTPD::StreamID{ HTTPD::MAIN_STREAM, 0 }, http_mux_header);
        } else {
-               httpd->add_data(HTTPD::MAIN_STREAM, (char *)buf, buf_size, type == AVIO_DATA_MARKER_SYNC_POINT, time, AVRational{ AV_TIME_BASE, 1 });
+               httpd->add_data(HTTPD::StreamID{ HTTPD::MAIN_STREAM, 0 }, (char *)buf, buf_size, type == AVIO_DATA_MARKER_SYNC_POINT, time, AVRational{ AV_TIME_BASE, 1 });
        }
        return buf_size;
 }