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c++ - FFmpeg audio encoder new encode function - Stack ...
https://stackoverflow.com/questions/35552354/ffmpeg-audio-encoder-new-encode-function
I would like to update an AV Audio encoder using function avcodec_encode_audio (deprecated) to avcodec_encode_audio2, without modifying the structure of existing encoder: outBytes = avcodec_encode_audio (m_handle, dst, sizeBytes, (const short int*)m_samBuf); where: 1) m_handle AVCodecContext. 2) dst, uint8_t * destination buffer.
FFmpeg/encode_audio.c at master · FFmpeg/FFmpeg · …
https://github.com/FFmpeg/FFmpeg/blob/master/doc/examples/encode_audio.c
c = avcodec_alloc_context3 (codec); if (!c) {fprintf (stderr, " Could not allocate audio codec context \n "); exit (1);} /* put sample parameters */ c-> bit_rate = 64000; /* check that the encoder supports s16 pcm input */ c-> sample_fmt = AV_SAMPLE_FMT_S16; if (! check_sample_fmt (codec, c-> sample_fmt)) {fprintf (stderr, " Encoder does not support sample format %s ",
simplest_ffmpeg_audio_encoder/simplest_ffmpeg_audio ...
https://github.com/leixiaohua1020/simplest_ffmpeg_audio_encoder/blob/master/simplest_ffmpeg_audio_encoder/simplest_ffmpeg_audio_encoder.cpp
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how to encode raw audio into mp2 or mp3 formats - C / C++
https://bytes.com/topic/c/answers/693975-how-encode-raw-audio-into-mp2-mp3-formats
This is presumable what it thinks it can fit into a single audio frame from the MPEG2 specification part 3. The outbuf is the buffer where the encode MPEG2 audio data is written, its size appears to be arbitrary but large. When avcodec_encode_audio is called it returns the amount of data it has written into outbuf so that it can be saved to disk.
FFmpeg encode_audio.c示例 - 简书
https://www.jianshu.com/p/2fa4fad2bae1
FFmpeg decode_audio.c示例. decode_audio.c 1、编译示例程序 打开msys，进入目录 生成可执行文件decode_audio.e... Goning 阅读 731 评论 0 赞 1. 几种播放音频文件的方式（七） —— 音频队列服务（Audio Queue Services）之... 版本记录 前言 ios系统中有很多方式可以播放音频 …
How to use FFMpeg to do Simple Audio Conversion
https://www.howtoforge.com/tutorial/ffmpeg-audio-conversion/
ffmpeg -i filename.mp3 newfilename.wav newfilename.ogg newfilename.mp4. This will result in converting 3 output audio files (wav,ogg,mp4) from one mp3 file. Alternatively, you can set the desired codec using the -c command like this: ffmpeg -i filename.mp4 c:a libopus newfilename.ogg
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