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提交流格式播放代码

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This commit is contained in:
Daisy 2023-12-27 17:16:58 +08:00
parent 9848852f9f
commit d830165402
1 changed files with 16 additions and 18 deletions
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34
star_lock/lib/talk/call/callTalk.dart
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@ -143,8 +143,8 @@ class CallTalk {
if (audioData.isNotEmpty) { if (audioData.isNotEmpty) {
// 在这里处理你的音频数据 // 在这里处理你的音频数据
print('转换pcmBytes数据长度为:${audioData.length}'); print('转换pcmBytes数据长度为:${audioData.length}');
_playRawData(audioData); // _playRawData(audioData);
// _playAudioStream(audioData); playAudioStream(audioData);
} else { } else {
print('Failed to read audio data.'); print('Failed to read audio data.');
} }
@ -162,32 +162,30 @@ class CallTalk {
); );
} }
Future<void> _playAudioStream(List<int> audioData) async { Future<void> playAudioStream(List<int> audioData) async {
await _audioPlayer
.setSubscriptionDuration(const Duration(milliseconds: 10));
// 启动播放器
await _audioPlayer.startPlayer( await _audioPlayer.startPlayer(
codec: Codec.pcm16, codec: Codec.pcm16,
sampleRate: 8000, sampleRate: 8000,
numChannels: 1, numChannels: 1,
); );
int totalLength = audioData.length; // 将音频数据逐步添加到缓冲区
int offset = 0; for (int i = 0; i < audioData.length; i += 320) {
int chunkSize = 320;
while (offset < totalLength) { if (i + chunkSize > audioData.length) {
int chunkSize = _bufferSize; chunkSize = audioData.length - i;
if (offset + chunkSize > totalLength) {
chunkSize = totalLength - offset;
} }
List<int> chunk = audioData.sublist(offset, offset + chunkSize); List<int> chunk = audioData.sublist(i, i + chunkSize);
await _audioPlayer.feedFromStream(Uint8List.fromList(chunk)); await _audioPlayer
.feedFromStream(G711().convertToInt8ListLittleEndian(chunk));
offset += chunkSize;
} }
await _audioPlayer.stopPlayer(); // 停止播放器
}
Future<void> stopAudioPlayer() async {
await _audioPlayer.stopPlayer(); await _audioPlayer.stopPlayer();
} }
} }