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80 lines
1.7 KiB
C++
80 lines
1.7 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright The Music Player Daemon Project
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#include "encoder/EncoderList.hxx"
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#include "encoder/EncoderPlugin.hxx"
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#include "encoder/EncoderInterface.hxx"
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#include "encoder/ToOutputStream.hxx"
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#include "pcm/AudioFormat.hxx"
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#include "pcm/AudioParser.hxx"
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#include "config/Block.hxx"
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#include "io/StdioOutputStream.hxx"
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#include "util/PrintException.hxx"
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#include <exception>
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#include <memory>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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int main(int argc, char **argv)
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try {
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const char *encoder_name;
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/* parse command line */
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if (argc > 3) {
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fprintf(stderr,
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"Usage: run_encoder [ENCODER] [FORMAT] <IN >OUT\n");
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return EXIT_FAILURE;
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}
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if (argc > 1)
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encoder_name = argv[1];
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else
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encoder_name = "vorbis";
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/* create the encoder */
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const auto plugin = encoder_plugin_get(encoder_name);
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if (plugin == nullptr) {
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fprintf(stderr, "No such encoder: %s\n", encoder_name);
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return EXIT_FAILURE;
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}
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ConfigBlock block;
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block.AddBlockParam("quality", "5.0", -1);
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std::unique_ptr<PreparedEncoder> p_encoder(encoder_init(*plugin, block));
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/* open the encoder */
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AudioFormat audio_format(44100, SampleFormat::S16, 2);
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if (argc > 2)
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audio_format = ParseAudioFormat(argv[2], false);
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std::unique_ptr<Encoder> encoder(p_encoder->Open(audio_format));
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StdioOutputStream os(stdout);
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EncoderToOutputStream(os, *encoder);
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/* do it */
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static std::byte buffer[32768];
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ssize_t nbytes;
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while ((nbytes = read(0, buffer, sizeof(buffer))) > 0) {
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encoder->Write(std::span{buffer}.first(nbytes));
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EncoderToOutputStream(os, *encoder);
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}
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encoder->End();
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EncoderToOutputStream(os, *encoder);
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return EXIT_SUCCESS;
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} catch (...) {
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PrintException(std::current_exception());
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return EXIT_FAILURE;
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}
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