From 35d2cc64fac3cd1b8b69a4e73410dfb386a243fc Mon Sep 17 00:00:00 2001 From: dec05eba Date: Fri, 25 Feb 2022 04:11:58 +0100 Subject: Fix code after avcodec->codec was deprecated --- src/main.cpp | 150 ++++++++++++++++++++++++++--------------------------------- 1 file changed, 66 insertions(+), 84 deletions(-) (limited to 'src/main.cpp') diff --git a/src/main.cpp b/src/main.cpp index 1ef3646..c7b9f71 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -311,7 +311,7 @@ static void receive_frames(AVCodecContext *av_codec_context, AVStream *stream, bool &frames_erased, std::mutex &write_output_mutex) { AVPacket av_packet; - av_init_packet(&av_packet); + memset(&av_packet, 0, sizeof(av_packet)); for (;;) { av_packet.data = NULL; av_packet.size = 0; @@ -356,26 +356,26 @@ static void receive_frames(AVCodecContext *av_codec_context, AVStream *stream, //av_packet_unref(&av_packet); } -static AVStream *add_audio_stream(AVFormatContext *av_format_context, AVCodec **codec, - enum AVCodecID codec_id) { - *codec = avcodec_find_encoder(AV_CODEC_ID_AAC); - if (!*codec) { +static AVStream *add_audio_stream(AVFormatContext *av_format_context, AVCodecContext **audio_codec_context, int fps) { + const AVCodec *codec = avcodec_find_encoder(AV_CODEC_ID_AAC); + if (!codec) { fprintf( stderr, "Error: Could not find aac encoder\n"); exit(1); } - AVStream *stream = avformat_new_stream(av_format_context, *codec); + AVStream *stream = avformat_new_stream(av_format_context, nullptr); if (!stream) { fprintf(stderr, "Error: Could not allocate stream\n"); exit(1); } stream->id = av_format_context->nb_streams - 1; fprintf(stderr, "audio stream id: %d\n", stream->id); - AVCodecContext *codec_context = stream->codec; - assert((*codec)->type == AVMEDIA_TYPE_AUDIO); + AVCodecContext *codec_context = avcodec_alloc_context3(codec); + + assert(codec->type == AVMEDIA_TYPE_AUDIO); /* codec_context->sample_fmt = (*codec)->sample_fmts ? (*codec)->sample_fmts[0] @@ -388,6 +388,14 @@ static AVStream *add_audio_stream(AVFormatContext *av_format_context, AVCodec ** codec_context->channel_layout = AV_CH_LAYOUT_STEREO; codec_context->channels = 2; + codec_context->time_base.num = 1; + codec_context->time_base.den = fps; + + stream->time_base = codec_context->time_base; + stream->avg_frame_rate = av_inv_q(codec_context->time_base); + + *audio_codec_context = codec_context; + // Some formats want stream headers to be seperate //if (av_format_context->oformat->flags & AVFMT_GLOBALHEADER) // av_format_context->flags |= AV_CODEC_FLAG_GLOBAL_HEADER; @@ -395,35 +403,36 @@ static AVStream *add_audio_stream(AVFormatContext *av_format_context, AVCodec ** return stream; } -static AVStream *add_video_stream(AVFormatContext *av_format_context, AVCodec **codec, +static AVStream *add_video_stream(AVFormatContext *av_format_context, AVCodecContext **video_codec_context, VideoQuality video_quality, int texture_width, int texture_height, int fps, bool use_hevc) { - *codec = avcodec_find_encoder_by_name(use_hevc ? "hevc_nvenc" : "h264_nvenc"); - if (!*codec) { - *codec = avcodec_find_encoder_by_name(use_hevc ? "nvenc_hevc" : "nvenc_h264"); + const AVCodec *codec = avcodec_find_encoder_by_name(use_hevc ? "hevc_nvenc" : "h264_nvenc"); + if (!codec) { + codec = avcodec_find_encoder_by_name(use_hevc ? "nvenc_hevc" : "nvenc_h264"); } - if (!*codec) { + if (!codec) { fprintf( stderr, "Error: Could not find %s encoder\n", use_hevc ? "hevc" : "h264"); exit(1); } - AVStream *stream = avformat_new_stream(av_format_context, *codec); + AVStream *stream = avformat_new_stream(av_format_context, nullptr); if (!stream) { fprintf(stderr, "Error: Could not allocate stream\n"); exit(1); } stream->id = av_format_context->nb_streams - 1; fprintf(stderr, "video stream id: %d\n", stream->id); - AVCodecContext *codec_context = stream->codec; + + AVCodecContext *codec_context = avcodec_alloc_context3(codec); //double fps_ratio = (double)fps / 30.0; - assert((*codec)->type == AVMEDIA_TYPE_VIDEO); - codec_context->codec_id = (*codec)->id; - fprintf(stderr, "codec id: %d\n", (*codec)->id); + assert(codec->type == AVMEDIA_TYPE_VIDEO); + codec_context->codec_id = codec->id; + fprintf(stderr, "codec id: %d\n", codec->id); codec_context->width = texture_width & ~1; codec_context->height = texture_height & ~1; codec_context->bit_rate = 7500000 + (codec_context->width * codec_context->height) / 2; @@ -478,14 +487,14 @@ static AVStream *add_video_stream(AVFormatContext *av_format_context, AVCodec ** if (av_format_context->oformat->flags & AVFMT_GLOBALHEADER) av_format_context->flags |= AV_CODEC_FLAG_GLOBAL_HEADER; + *video_codec_context = codec_context; + return stream; } -static AVFrame* open_audio(AVCodec *codec, AVStream *stream) { +static AVFrame* open_audio(AVCodecContext *audio_codec_context) { int ret; - AVCodecContext *codec_context = stream->codec; - - ret = avcodec_open2(codec_context, codec, nullptr); + ret = avcodec_open2(audio_codec_context, audio_codec_context->codec, nullptr); if(ret < 0) { fprintf(stderr, "failed to open codec, reason: %s\n", av_error_to_string(ret)); exit(1); @@ -497,10 +506,10 @@ static AVFrame* open_audio(AVCodec *codec, AVStream *stream) { exit(1); } - frame->nb_samples = codec_context->frame_size; - frame->format = codec_context->sample_fmt; - frame->channels = codec_context->channels; - frame->channel_layout = codec_context->channel_layout; + frame->nb_samples = audio_codec_context->frame_size; + frame->format = audio_codec_context->sample_fmt; + frame->channels = audio_codec_context->channels; + frame->channel_layout = audio_codec_context->channel_layout; ret = av_frame_get_buffer(frame, 0); if(ret < 0) { @@ -511,11 +520,10 @@ static AVFrame* open_audio(AVCodec *codec, AVStream *stream) { return frame; } -static void open_video(AVCodec *codec, AVStream *stream, +static void open_video(AVCodecContext *codec_context, WindowPixmap &window_pixmap, AVBufferRef **device_ctx, CUgraphicsResource *cuda_graphics_resource) { int ret; - AVCodecContext *codec_context = stream->codec; std::vector hardware_accelerated_devices = get_hardware_acceleration_device_names(); @@ -559,7 +567,7 @@ static void open_video(AVCodec *codec, AVStream *stream, codec_context->hw_device_ctx = *device_ctx; codec_context->hw_frames_ctx = frame_context; - ret = avcodec_open2(codec_context, codec, nullptr); + ret = avcodec_open2(codec_context, codec_context->codec, nullptr); if (ret < 0) { fprintf(stderr, "Error: Could not open video codec: %s\n", "blabla"); // av_err2str(ret)); @@ -874,19 +882,18 @@ int main(int argc, char **argv) { return 1; } - AVOutputFormat *output_format = av_format_context->oformat; + const AVOutputFormat *output_format = av_format_context->oformat; - AVCodec *video_codec; + AVCodecContext *video_codec_context; AVStream *video_stream = - add_video_stream(av_format_context, &video_codec, quality, window_pixmap.texture_width, window_pixmap.texture_height, fps, strcmp(window_str, "screen") == 0); + add_video_stream(av_format_context, &video_codec_context, quality, window_pixmap.texture_width, window_pixmap.texture_height, fps, strcmp(window_str, "screen") == 0); if (!video_stream) { fprintf(stderr, "Error: Failed to create video stream\n"); return 1; } - AVCodec *audio_codec; - AVStream *audio_stream = - add_audio_stream(av_format_context, &audio_codec, output_format->audio_codec); + AVCodecContext *audio_codec_context; + AVStream *audio_stream = add_audio_stream(av_format_context, &audio_codec_context, fps); if (!audio_stream) { fprintf(stderr, "Error: Failed to create audio stream\n"); return 1; @@ -894,10 +901,12 @@ int main(int argc, char **argv) { AVBufferRef *device_ctx; CUgraphicsResource cuda_graphics_resource; - open_video(video_codec, video_stream, window_pixmap, &device_ctx, - &cuda_graphics_resource); + open_video(video_codec_context, window_pixmap, &device_ctx, &cuda_graphics_resource); + + avcodec_parameters_from_context(video_stream->codecpar, video_codec_context); - AVFrame *audio_frame = open_audio(audio_codec, audio_stream); + AVFrame *audio_frame = open_audio(audio_codec_context); + avcodec_parameters_from_context(audio_stream->codecpar, audio_codec_context); //av_dump_format(av_format_context, 0, filename, 1); @@ -981,11 +990,11 @@ int main(int argc, char **argv) { fprintf(stderr, "Error: Failed to allocate frame\n"); exit(1); } - frame->format = video_stream->codec->pix_fmt; - frame->width = video_stream->codec->width; - frame->height = video_stream->codec->height; + frame->format = video_codec_context->pix_fmt; + frame->width = video_codec_context->width; + frame->height = video_codec_context->height; - if (av_hwframe_get_buffer(video_stream->codec->hw_frames_ctx, frame, 0) < 0) { + if (av_hwframe_get_buffer(video_codec_context->hw_frames_ctx, frame, 0) < 0) { fprintf(stderr, "Error: av_hwframe_get_buffer failed\n"); exit(1); } @@ -1009,31 +1018,26 @@ int main(int argc, char **argv) { SoundDevice sound_device; Arg &audio_input_arg = args["-a"]; if(audio_input_arg.value) { - if(sound_device_get_by_name(&sound_device, audio_input_arg.value, audio_stream->codec->channels, audio_stream->codec->frame_size) != 0) { + if(sound_device_get_by_name(&sound_device, audio_input_arg.value, audio_codec_context->channels, audio_codec_context->frame_size) != 0) { fprintf(stderr, "failed to get 'pulse' sound device\n"); exit(1); } - int audio_buffer_size = av_samples_get_buffer_size(NULL, audio_stream->codec->channels, audio_stream->codec->frame_size, audio_stream->codec->sample_fmt, 1); + int audio_buffer_size = av_samples_get_buffer_size(NULL, audio_codec_context->channels, audio_codec_context->frame_size, audio_codec_context->sample_fmt, 1); uint8_t *audio_frame_buf = (uint8_t *)av_malloc(audio_buffer_size); - avcodec_fill_audio_frame(audio_frame, audio_stream->codec->channels, audio_stream->codec->sample_fmt, (const uint8_t*)audio_frame_buf, audio_buffer_size, 1); + avcodec_fill_audio_frame(audio_frame, audio_codec_context->channels, audio_codec_context->sample_fmt, (const uint8_t*)audio_frame_buf, audio_buffer_size, 1); - audio_thread = std::thread([audio_buffer_size, record_start_time, replay_buffer_size_secs, &frame_data_queue, &frames_erased](AVFormatContext *av_format_context, AVStream *audio_stream, uint8_t *audio_frame_buf, SoundDevice *sound_device, AVFrame *audio_frame, std::mutex *write_output_mutex) mutable { - AVPacket audio_packet; - if(av_new_packet(&audio_packet, audio_buffer_size) != 0) { - fprintf(stderr, "Failed to create audio packet\n"); - exit(1); - } + audio_thread = std::thread([record_start_time, replay_buffer_size_secs, &frame_data_queue, &frames_erased, audio_codec_context, &frame_count](AVFormatContext *av_format_context, AVStream *audio_stream, uint8_t *audio_frame_buf, SoundDevice *sound_device, AVFrame *audio_frame, std::mutex *write_output_mutex) mutable { SwrContext *swr = swr_alloc(); if(!swr) { fprintf(stderr, "Failed to create SwrContext\n"); exit(1); } - av_opt_set_int(swr, "in_channel_layout", audio_stream->codec->channel_layout, 0); - av_opt_set_int(swr, "out_channel_layout", audio_stream->codec->channel_layout, 0); - av_opt_set_int(swr, "in_sample_rate", audio_stream->codec->sample_rate, 0); - av_opt_set_int(swr, "out_sample_rate", audio_stream->codec->sample_rate, 0); + av_opt_set_int(swr, "in_channel_layout", audio_codec_context->channel_layout, 0); + av_opt_set_int(swr, "out_channel_layout", audio_codec_context->channel_layout, 0); + av_opt_set_int(swr, "in_sample_rate", audio_codec_context->sample_rate, 0); + av_opt_set_int(swr, "out_sample_rate", audio_codec_context->sample_rate, 0); av_opt_set_sample_fmt(swr, "in_sample_fmt", AV_SAMPLE_FMT_S16, 0); av_opt_set_sample_fmt(swr, "out_sample_fmt", AV_SAMPLE_FMT_FLTP, 0); swr_init(swr); @@ -1050,36 +1054,14 @@ int main(int argc, char **argv) { //audio_frame->pts=audio_frame_index*100; //++audio_frame_index; - int got_frame = 0; - int ret = avcodec_encode_audio2(audio_stream->codec, &audio_packet, audio_frame, &got_frame); + //audio_frame->pts = frame_count; + int ret = avcodec_send_frame(audio_codec_context, audio_frame); if(ret < 0){ printf("Failed to encode!\n"); break; } - if (got_frame==1){ - //printf("Succeed to encode 1 frame! \tsize:%5d\n",pkt.size); - audio_packet.stream_index = audio_stream->index; - std::lock_guard lock(*write_output_mutex); - if(replay_buffer_size_secs != -1) { - double time_now = glfwGetTime(); - double replay_time_elapsed = time_now - record_start_time; - AVPacket *new_pack = new AVPacket(); - av_packet_move_ref(new_pack, &audio_packet); - frame_data_queue.push_back(new_pack); - if(replay_time_elapsed >= replay_buffer_size_secs) { - av_packet_unref(frame_data_queue.front()); - delete frame_data_queue.front(); - frame_data_queue.pop_front(); - frames_erased = true; - } - } else { - ret = av_interleaved_write_frame(av_format_context, &audio_packet); - if(ret < 0) { - fprintf(stderr, "Error: Failed to write audio frame to muxer, reason: %s (%d)\n", av_error_to_string(ret), ret); - } - } - av_packet_unref(&audio_packet); - } + if(ret >= 0) + receive_frames(audio_codec_context, audio_stream, av_format_context, record_start_time, frame_data_queue, replay_buffer_size_secs, frames_erased, *write_output_mutex); } else { fprintf(stderr, "failed to read sound from device, error: %d\n", sound_buffer_size); } @@ -1140,7 +1122,7 @@ int main(int argc, char **argv) { res = cuGraphicsSubResourceGetMappedArray(&mapped_array, cuda_graphics_resource, 0, 0); av_frame_unref(frame); - if (av_hwframe_get_buffer(video_stream->codec->hw_frames_ctx, frame, 0) < 0) { + if (av_hwframe_get_buffer(video_codec_context->hw_frames_ctx, frame, 0) < 0) { fprintf(stderr, "Error: av_hwframe_get_buffer failed\n"); running = false; break; @@ -1239,8 +1221,8 @@ int main(int argc, char **argv) { frame->pts = frame_count; frame_count += 1; - if (avcodec_send_frame(video_stream->codec, frame) >= 0) { - receive_frames(video_stream->codec, video_stream, av_format_context, + if (avcodec_send_frame(video_codec_context, frame) >= 0) { + receive_frames(video_codec_context, video_stream, av_format_context, record_start_time, frame_data_queue, replay_buffer_size_secs, frames_erased, write_output_mutex); } else { fprintf(stderr, "Error: avcodec_send_frame failed\n"); -- cgit v1.2.3