mirror of https://github.com/FreeRDP/FreeRDP
channels/rdpsnd: refactor audio format negotiation
This commit is contained in:
Marc-André Moreau
parent
6ba81c2a1a
commit
23879a429b
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@ -58,9 +58,6 @@ struct rdpsnd_alsa_plugin
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int wformat;
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int block_size;
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int latency;
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BYTE* audio_data;
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UINT32 audio_data_size;
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UINT32 audio_data_left;
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wMessageQueue* queue;
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snd_pcm_uframes_t period_size;
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snd_async_handler_t* pcm_callback;
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@ -81,30 +78,58 @@ typedef struct _RDPSND_WAVE_INFO RDPSND_WAVE_INFO;
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static void rdpsnd_alsa_set_params(rdpsndAlsaPlugin* alsa)
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{
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int status;
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snd_pcm_hw_params_t* hw_params;
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snd_pcm_sw_params_t* sw_params;
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snd_pcm_uframes_t start_threshold;
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snd_pcm_uframes_t buffer_size;
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snd_pcm_uframes_t period_size;
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snd_pcm_uframes_t period_size_min;
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snd_pcm_uframes_t period_size_max;
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snd_pcm_drop(alsa->pcm_handle);
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status = snd_pcm_hw_params_malloc(&hw_params);
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/**
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* ALSA Hardware Parameters
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*
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* http://www.alsa-project.org/main/index.php/FramesPeriods
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*
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* buffer_size = period_size * periods
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* period_bytes = period_size * bytes_per_frame
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* bytes_per_frame = channels * bytes_per_sample
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*
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* A frame is equivalent of one sample being played,
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* irrespective of the number of channels or the number of bits
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*
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* A period is the number of frames in between each hardware interrupt.
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*
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* The buffer size always has to be greater than one period size.
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* Commonly this is (2 * period_size), but some hardware can do 8 periods per buffer.
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* It is also possible for the buffer size to not be an integer multiple of the period size.
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*/
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if (status < 0)
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{
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DEBUG_WARN("snd_pcm_hw_params_malloc failed");
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/* Read Parameters */
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if (snd_pcm_hw_params_malloc(&hw_params) < 0)
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return;
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}
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snd_pcm_hw_params_any(alsa->pcm_handle, hw_params);
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snd_pcm_hw_params_set_access(alsa->pcm_handle, hw_params, SND_PCM_ACCESS_RW_INTERLEAVED);
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snd_pcm_hw_params_set_format(alsa->pcm_handle, hw_params, alsa->format);
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snd_pcm_hw_params_set_rate_near(alsa->pcm_handle, hw_params, &alsa->actual_rate, NULL);
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snd_pcm_hw_params_set_channels_near(alsa->pcm_handle, hw_params, &alsa->actual_channels);
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snd_pcm_hw_params_get_period_size(hw_params, &alsa->period_size, 0);
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//snd_pcm_hw_params_any(alsa->pcm_handle, hw_params);
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snd_pcm_hw_params_current(alsa->pcm_handle, hw_params);
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alsa->audio_data_left = 0;
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snd_pcm_hw_params_get_period_size(hw_params, &period_size, 0);
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snd_pcm_hw_params_get_period_size_min(hw_params, &period_size_min, 0);
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snd_pcm_hw_params_get_period_size_max(hw_params, &period_size_max, 0);
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snd_pcm_hw_params_free(hw_params);
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printf("ALSA Hardware Parameters:\n");
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printf("\tPeriodSize: %d\n", period_size);
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printf("\tPeriodSizeMin: %d\n", period_size_min);
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printf("\tPeriodSizeMax: %d\n", period_size_max);
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/* Write Parameters */
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if (snd_pcm_hw_params_malloc(&hw_params) < 0)
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return;
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if (alsa->latency < 0)
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buffer_size = alsa->actual_rate * 4 / 10; /* Default to 400ms buffer */
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@ -114,18 +139,27 @@ static void rdpsnd_alsa_set_params(rdpsndAlsaPlugin* alsa)
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if (buffer_size < alsa->actual_rate / 2)
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buffer_size = alsa->actual_rate / 2; /* Minimum 0.5-second buffer */
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snd_pcm_hw_params_any(alsa->pcm_handle, hw_params);
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snd_pcm_hw_params_set_access(alsa->pcm_handle, hw_params, SND_PCM_ACCESS_RW_INTERLEAVED);
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snd_pcm_hw_params_set_format(alsa->pcm_handle, hw_params, alsa->format);
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snd_pcm_hw_params_set_rate_near(alsa->pcm_handle, hw_params, &alsa->actual_rate, NULL);
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snd_pcm_hw_params_set_channels_near(alsa->pcm_handle, hw_params, &alsa->actual_channels);
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snd_pcm_hw_params_get_period_size(hw_params, &alsa->period_size, 0);
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snd_pcm_hw_params_set_buffer_size_near(alsa->pcm_handle, hw_params, &buffer_size);
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//snd_pcm_hw_params_set_period_size_near(alsa->pcm_handle, hw_params, &alsa->period_size, NULL);
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snd_pcm_hw_params(alsa->pcm_handle, hw_params);
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snd_pcm_hw_params_free(hw_params);
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status = snd_pcm_sw_params_malloc(&sw_params);
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printf("ALSA: Rate: %d Channels: %d PeriodSize: %d BufferSize: %d\n",
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alsa->actual_rate, alsa->actual_channels, alsa->period_size, buffer_size);
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if (status < 0)
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{
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DEBUG_WARN("snd_pcm_sw_params_malloc failed");
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/**
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* ALSA Software Parameters
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*/
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if (snd_pcm_sw_params_malloc(&sw_params) < 0)
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return;
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}
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snd_pcm_sw_params_current(alsa->pcm_handle, sw_params);
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@ -139,34 +173,30 @@ static void rdpsnd_alsa_set_params(rdpsndAlsaPlugin* alsa)
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snd_pcm_sw_params_free(sw_params);
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snd_pcm_prepare(alsa->pcm_handle);
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DEBUG_SVC("hardware buffer %d frames, playback buffer %.2g seconds",
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(int) buffer_size, (double) buffer_size / 2.0 / (double) alsa->actual_rate);
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if ((alsa->actual_rate != alsa->source_rate) || (alsa->actual_channels != alsa->source_channels))
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{
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DEBUG_SVC("actual rate %d / channel %d is different from source rate %d / channel %d, resampling required.",
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alsa->actual_rate, alsa->actual_channels, alsa->source_rate, alsa->source_channels);
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}
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}
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static void rdpsnd_alsa_set_format(rdpsndDevicePlugin* device, rdpsndFormat* format, int latency)
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{
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rdpsndAlsaPlugin* alsa = (rdpsndAlsaPlugin*) device;
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if (format != NULL)
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if (format)
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{
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alsa->source_rate = format->nSamplesPerSec;
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alsa->actual_rate = format->nSamplesPerSec;
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alsa->source_channels = format->nChannels;
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alsa->actual_channels = format->nChannels;
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printf("Format: wBitsPerSample: %d nChannels: %d nSamplesPerSec: %d\n",
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format->wBitsPerSample, format->nChannels, format->nSamplesPerSec);
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switch (format->wFormatTag)
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{
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case WAVE_FORMAT_PCM:
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switch (format->wBitsPerSample)
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{
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case 4:
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alsa->format = SND_PCM_FORMAT_S16_LE;
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alsa->bytes_per_channel = 2;
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break;
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case 8:
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@ -295,9 +325,6 @@ static void rdpsnd_alsa_free(rdpsndDevicePlugin* device)
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free(alsa->device_name);
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if (alsa->audio_data)
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free(alsa->audio_data);
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freerdp_dsp_context_free(alsa->dsp_context);
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free(alsa);
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@ -55,10 +55,14 @@ struct rdpsnd_plugin
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HANDLE thread;
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BYTE cBlockNo;
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rdpsndFormat* supported_formats;
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int n_supported_formats;
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int current_format;
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AUDIO_FORMAT* ServerFormats;
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UINT16 NumberOfServerFormats;
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AUDIO_FORMAT* ClientFormats;
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UINT16 NumberOfClientFormats;
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BOOL expectingWave;
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BYTE waveData[4];
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UINT16 waveDataSize;
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@ -136,19 +140,6 @@ static void* rdpsnd_schedule_thread(void* arg)
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return NULL;
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}
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static void rdpsnd_free_supported_formats(rdpsndPlugin* rdpsnd)
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{
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UINT16 i;
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for (i = 0; i < rdpsnd->n_supported_formats; i++)
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free(rdpsnd->supported_formats[i].data);
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free(rdpsnd->supported_formats);
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rdpsnd->supported_formats = NULL;
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rdpsnd->n_supported_formats = 0;
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}
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void rdpsnd_send_quality_mode_pdu(rdpsndPlugin* rdpsnd)
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{
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STREAM* pdu;
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@ -163,23 +154,151 @@ void rdpsnd_send_quality_mode_pdu(rdpsndPlugin* rdpsnd)
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svc_plugin_send((rdpSvcPlugin*) rdpsnd, pdu);
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}
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static void rdpsnd_recv_formats_pdu(rdpsndPlugin* rdpsnd, STREAM* s)
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void rdpsnd_free_audio_formats(AUDIO_FORMAT* formats, UINT16 count)
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{
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int pos;
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int index;
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AUDIO_FORMAT* format;
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if (formats)
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{
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for (index = 0; index < (int) count; index++)
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{
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format = &formats[index];
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if (format->cbSize)
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free(format->data);
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}
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free(formats);
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}
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}
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void rdpsnd_adapt_audio_formats_new_to_old(rdpsndFormat* oldFormat, AUDIO_FORMAT* newFormat)
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{
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oldFormat->wFormatTag = newFormat->wFormatTag;
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oldFormat->nChannels = newFormat->nChannels;
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oldFormat->nSamplesPerSec = newFormat->nSamplesPerSec;
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oldFormat->nBlockAlign = newFormat->nBlockAlign;
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oldFormat->wBitsPerSample = newFormat->wBitsPerSample;
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oldFormat->cbSize = newFormat->cbSize;
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oldFormat->data = newFormat->data;
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}
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void rdpsnd_select_supported_audio_formats(rdpsndPlugin* rdpsnd)
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{
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int index;
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rdpsndFormat sndFormat;
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AUDIO_FORMAT* serverFormat;
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AUDIO_FORMAT* clientFormat;
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rdpsnd_free_audio_formats(rdpsnd->ClientFormats, rdpsnd->NumberOfClientFormats);
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rdpsnd->NumberOfClientFormats = 0;
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rdpsnd->ClientFormats = NULL;
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rdpsnd->ClientFormats = (AUDIO_FORMAT*) malloc(sizeof(AUDIO_FORMAT) * rdpsnd->NumberOfServerFormats);
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for (index = 0; index < (int) rdpsnd->NumberOfServerFormats; index++)
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{
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serverFormat = &rdpsnd->ServerFormats[index];
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if (rdpsnd->fixed_format > 0 && (rdpsnd->fixed_format != serverFormat->wFormatTag))
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continue;
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if (rdpsnd->fixed_channel > 0 && (rdpsnd->fixed_channel != serverFormat->nChannels))
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continue;
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if (rdpsnd->fixed_rate > 0 && (rdpsnd->fixed_rate != serverFormat->nSamplesPerSec))
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continue;
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/**
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* FIXME: temporary adapter to avoid breaking code depending on rdpsndFormat definition
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*/
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rdpsnd_adapt_audio_formats_new_to_old(&sndFormat, serverFormat);
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if (rdpsnd->device && rdpsnd->device->FormatSupported(rdpsnd->device, &sndFormat))
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{
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clientFormat = &rdpsnd->ClientFormats[rdpsnd->NumberOfClientFormats++];
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CopyMemory(clientFormat, serverFormat, sizeof(AUDIO_FORMAT));
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clientFormat->cbSize = 0;
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if (serverFormat->cbSize > 0)
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{
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clientFormat->data = (BYTE*) malloc(serverFormat->cbSize);
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CopyMemory(clientFormat->data, serverFormat->data, serverFormat->cbSize);
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clientFormat->cbSize = serverFormat->cbSize;
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}
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}
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}
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}
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void rdpsnd_send_client_audio_formats(rdpsndPlugin* rdpsnd)
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{
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int index;
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STREAM* pdu;
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UINT16 length;
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UINT32 dwVolume;
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UINT16 dwVolumeLeft;
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UINT16 dwVolumeRight;
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UINT16 wNumberOfFormats;
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UINT16 nFormat;
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UINT16 wVersion;
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BYTE* data_mark;
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BYTE* format_mark;
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rdpsndFormat* format;
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UINT16 n_out_formats;
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rdpsndFormat* out_formats;
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AUDIO_FORMAT* clientFormat;
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rdpsnd_free_supported_formats(rdpsnd);
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dwVolumeLeft = (0xFFFF / 2); /* 50% ? */
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dwVolumeRight = (0xFFFF / 2); /* 50% ? */
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dwVolume = (dwVolumeLeft << 16) | dwVolumeRight;
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wNumberOfFormats = rdpsnd->NumberOfClientFormats;
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length = 4 + 20;
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for (index = 0; index < (int) wNumberOfFormats; index++)
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length += (18 + rdpsnd->ClientFormats[index].cbSize);
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pdu = stream_new(length);
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stream_write_BYTE(pdu, SNDC_FORMATS); /* msgType */
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stream_write_BYTE(pdu, 0); /* bPad */
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stream_write_UINT16(pdu, length - 4); /* BodySize */
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stream_write_UINT32(pdu, TSSNDCAPS_ALIVE | TSSNDCAPS_VOLUME); /* dwFlags */
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stream_write_UINT32(pdu, dwVolume); /* dwVolume */
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stream_write_UINT32(pdu, 0); /* dwPitch */
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stream_write_UINT16(pdu, 0); /* wDGramPort */
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stream_write_UINT16(pdu, wNumberOfFormats); /* wNumberOfFormats */
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stream_write_BYTE(pdu, 0); /* cLastBlockConfirmed */
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stream_write_UINT16(pdu, 6); /* wVersion */
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stream_write_BYTE(pdu, 0); /* bPad */
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for (index = 0; index < (int) wNumberOfFormats; index++)
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{
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clientFormat = &rdpsnd->ClientFormats[index];
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stream_write_UINT16(pdu, clientFormat->wFormatTag);
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stream_write_UINT16(pdu, clientFormat->nChannels);
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stream_write_UINT32(pdu, clientFormat->nSamplesPerSec);
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stream_write_UINT32(pdu, clientFormat->nAvgBytesPerSec);
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stream_write_UINT16(pdu, clientFormat->nBlockAlign);
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stream_write_UINT16(pdu, clientFormat->wBitsPerSample);
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stream_write_UINT16(pdu, clientFormat->cbSize);
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if (clientFormat->cbSize > 0)
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stream_write(pdu, clientFormat->data, clientFormat->cbSize);
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}
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svc_plugin_send((rdpSvcPlugin*) rdpsnd, pdu);
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}
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void rdpsnd_recv_server_audio_formats_pdu(rdpsndPlugin* rdpsnd, STREAM* s)
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{
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int index;
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UINT16 wVersion;
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AUDIO_FORMAT* format;
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UINT16 wNumberOfFormats;
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rdpsnd_free_audio_formats(rdpsnd->ServerFormats, rdpsnd->NumberOfServerFormats);
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rdpsnd->NumberOfServerFormats = 0;
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rdpsnd->ServerFormats = NULL;
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stream_seek_UINT32(s); /* dwFlags */
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stream_seek_UINT32(s); /* dwVolume */
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@ -187,103 +306,31 @@ static void rdpsnd_recv_formats_pdu(rdpsndPlugin* rdpsnd, STREAM* s)
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stream_seek_UINT16(s); /* wDGramPort */
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stream_read_UINT16(s, wNumberOfFormats);
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stream_read_BYTE(s, rdpsnd->cBlockNo); /* cLastBlockConfirmed */
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stream_read_UINT16(s, wVersion);
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stream_read_UINT16(s, wVersion); /* wVersion */
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stream_seek_BYTE(s); /* bPad */
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DEBUG_SVC("wNumberOfFormats %d wVersion %d", wNumberOfFormats, wVersion);
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rdpsnd->NumberOfServerFormats = wNumberOfFormats;
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rdpsnd->ServerFormats = (AUDIO_FORMAT*) malloc(sizeof(AUDIO_FORMAT) * wNumberOfFormats);
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if (wNumberOfFormats < 1)
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for (index = 0; index < (int) wNumberOfFormats; index++)
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{
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DEBUG_WARN("wNumberOfFormats is 0");
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return;
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format = &rdpsnd->ServerFormats[index];
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stream_read_UINT16(s, format->wFormatTag); /* wFormatTag */
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stream_read_UINT16(s, format->nChannels); /* nChannels */
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stream_read_UINT32(s, format->nSamplesPerSec); /* nSamplesPerSec */
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stream_read_UINT32(s, format->nAvgBytesPerSec); /* nAvgBytesPerSec */
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stream_read_UINT16(s, format->nBlockAlign); /* nBlockAlign */
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stream_read_UINT16(s, format->wBitsPerSample); /* wBitsPerSample */
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stream_read_UINT16(s, format->cbSize); /* cbSize */
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format->data = (BYTE*) malloc(format->cbSize);
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stream_read(s, format->data, format->cbSize);
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}
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out_formats = (rdpsndFormat*) malloc(wNumberOfFormats * sizeof(rdpsndFormat));
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ZeroMemory(out_formats, wNumberOfFormats * sizeof(rdpsndFormat));
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n_out_formats = 0;
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rdpsnd_select_supported_audio_formats(rdpsnd);
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dwVolumeLeft = (0xFFFF / 2); /* 50% ? */
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dwVolumeRight = (0xFFFF / 2); /* 50% ? */
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dwVolume = (dwVolumeLeft << 16) | dwVolumeRight;
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pdu = stream_new(24);
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stream_write_BYTE(pdu, SNDC_FORMATS); /* msgType */
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stream_write_BYTE(pdu, 0); /* bPad */
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stream_seek_UINT16(pdu); /* BodySize */
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stream_write_UINT32(pdu, TSSNDCAPS_ALIVE | TSSNDCAPS_VOLUME); /* dwFlags */
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stream_write_UINT32(pdu, dwVolume); /* dwVolume */
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stream_write_UINT32(pdu, 0); /* dwPitch */
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stream_write_UINT16_be(pdu, 0); /* wDGramPort */
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stream_seek_UINT16(pdu); /* wNumberOfFormats */
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stream_write_BYTE(pdu, 0); /* cLastBlockConfirmed */
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stream_write_UINT16(pdu, 6); /* wVersion */
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stream_write_BYTE(pdu, 0); /* bPad */
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|
||||
for (nFormat = 0; nFormat < wNumberOfFormats; nFormat++)
|
||||
{
|
||||
stream_get_mark(s, format_mark);
|
||||
format = &out_formats[n_out_formats];
|
||||
stream_read_UINT16(s, format->wFormatTag);
|
||||
stream_read_UINT16(s, format->nChannels);
|
||||
stream_read_UINT32(s, format->nSamplesPerSec);
|
||||
stream_seek_UINT32(s); /* nAvgBytesPerSec */
|
||||
stream_read_UINT16(s, format->nBlockAlign);
|
||||
stream_read_UINT16(s, format->wBitsPerSample);
|
||||
stream_read_UINT16(s, format->cbSize);
|
||||
stream_get_mark(s, data_mark);
|
||||
stream_seek(s, format->cbSize);
|
||||
format->data = NULL;
|
||||
|
||||
DEBUG_SVC("wFormatTag=%d nChannels=%d nSamplesPerSec=%d nBlockAlign=%d wBitsPerSample=%d",
|
||||
format->wFormatTag, format->nChannels, format->nSamplesPerSec,
|
||||
format->nBlockAlign, format->wBitsPerSample);
|
||||
|
||||
if (rdpsnd->fixed_format > 0 && rdpsnd->fixed_format != format->wFormatTag)
|
||||
continue;
|
||||
|
||||
if (rdpsnd->fixed_channel > 0 && rdpsnd->fixed_channel != format->nChannels)
|
||||
continue;
|
||||
|
||||
if (rdpsnd->fixed_rate > 0 && rdpsnd->fixed_rate != format->nSamplesPerSec)
|
||||
continue;
|
||||
|
||||
if (rdpsnd->device && rdpsnd->device->FormatSupported(rdpsnd->device, format))
|
||||
{
|
||||
DEBUG_SVC("format supported.");
|
||||
|
||||
stream_check_size(pdu, 18 + format->cbSize);
|
||||
stream_write(pdu, format_mark, 18 + format->cbSize);
|
||||
|
||||
if (format->cbSize > 0)
|
||||
{
|
||||
format->data = malloc(format->cbSize);
|
||||
CopyMemory(format->data, data_mark, format->cbSize);
|
||||
}
|
||||
|
||||
n_out_formats++;
|
||||
}
|
||||
}
|
||||
|
||||
rdpsnd->n_supported_formats = n_out_formats;
|
||||
|
||||
if (n_out_formats > 0)
|
||||
{
|
||||
rdpsnd->supported_formats = out_formats;
|
||||
}
|
||||
else
|
||||
{
|
||||
free(out_formats);
|
||||
DEBUG_WARN("no formats supported");
|
||||
}
|
||||
|
||||
pos = stream_get_pos(pdu);
|
||||
stream_set_pos(pdu, 2);
|
||||
stream_write_UINT16(pdu, pos - 4);
|
||||
stream_set_pos(pdu, 18);
|
||||
stream_write_UINT16(pdu, n_out_formats);
|
||||
stream_set_pos(pdu, pos);
|
||||
|
||||
svc_plugin_send((rdpSvcPlugin*) rdpsnd, pdu);
|
||||
rdpsnd_send_client_audio_formats(rdpsnd);
|
||||
|
||||
if (wVersion >= 6)
|
||||
rdpsnd_send_quality_mode_pdu(rdpsnd);
|
||||
|
|
@ -314,33 +361,34 @@ static void rdpsnd_recv_training_pdu(rdpsndPlugin* rdpsnd, STREAM* s)
|
|||
rdpsnd_send_training_confirm_pdu(rdpsnd, wTimeStamp, wPackSize);
|
||||
}
|
||||
|
||||
static void rdpsnd_recv_wave_info_pdu(rdpsndPlugin* rdpsnd, STREAM* data_in, UINT16 BodySize)
|
||||
static void rdpsnd_recv_wave_info_pdu(rdpsndPlugin* rdpsnd, STREAM* s, UINT16 BodySize)
|
||||
{
|
||||
UINT16 wFormatNo;
|
||||
AUDIO_FORMAT* format;
|
||||
rdpsndFormat sndFormat;
|
||||
|
||||
stream_read_UINT16(data_in, rdpsnd->wTimeStamp);
|
||||
stream_read_UINT16(data_in, wFormatNo);
|
||||
stream_read_BYTE(data_in, rdpsnd->cBlockNo);
|
||||
stream_seek(data_in, 3); /* bPad */
|
||||
stream_read(data_in, rdpsnd->waveData, 4);
|
||||
stream_read_UINT16(s, rdpsnd->wTimeStamp);
|
||||
stream_read_UINT16(s, wFormatNo);
|
||||
stream_read_BYTE(s, rdpsnd->cBlockNo);
|
||||
stream_seek(s, 3); /* bPad */
|
||||
stream_read(s, rdpsnd->waveData, 4);
|
||||
|
||||
rdpsnd->waveDataSize = BodySize - 8;
|
||||
rdpsnd->wave_timestamp = GetTickCount();
|
||||
rdpsnd->expectingWave = TRUE;
|
||||
|
||||
DEBUG_SVC("waveDataSize %d wFormatNo %d", rdpsnd->waveDataSize, wFormatNo);
|
||||
|
||||
rdpsnd->close_timestamp = 0;
|
||||
|
||||
format = &rdpsnd->ClientFormats[wFormatNo];
|
||||
rdpsnd_adapt_audio_formats_new_to_old(&sndFormat, format);
|
||||
|
||||
if (!rdpsnd->is_open)
|
||||
{
|
||||
rdpsnd->current_format = wFormatNo;
|
||||
rdpsnd->is_open = TRUE;
|
||||
rdpsnd->current_format = wFormatNo;
|
||||
|
||||
if (rdpsnd->device)
|
||||
{
|
||||
IFCALL(rdpsnd->device->Open, rdpsnd->device, &rdpsnd->supported_formats[wFormatNo],
|
||||
rdpsnd->latency);
|
||||
IFCALL(rdpsnd->device->Open, rdpsnd->device, &sndFormat, rdpsnd->latency);
|
||||
}
|
||||
}
|
||||
else if (wFormatNo != rdpsnd->current_format)
|
||||
|
|
@ -349,8 +397,7 @@ static void rdpsnd_recv_wave_info_pdu(rdpsndPlugin* rdpsnd, STREAM* data_in, UIN
|
|||
|
||||
if (rdpsnd->device)
|
||||
{
|
||||
IFCALL(rdpsnd->device->SetFormat, rdpsnd->device, &rdpsnd->supported_formats[wFormatNo],
|
||||
rdpsnd->latency);
|
||||
IFCALL(rdpsnd->device->SetFormat, rdpsnd->device, &sndFormat, rdpsnd->latency);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -439,11 +486,11 @@ static void rdpsnd_recv_close_pdu(rdpsndPlugin* rdpsnd)
|
|||
rdpsnd->close_timestamp = GetTickCount() + 2000;
|
||||
}
|
||||
|
||||
static void rdpsnd_recv_volume_pdu(rdpsndPlugin* rdpsnd, STREAM* data_in)
|
||||
static void rdpsnd_recv_volume_pdu(rdpsndPlugin* rdpsnd, STREAM* s)
|
||||
{
|
||||
UINT32 dwVolume;
|
||||
|
||||
stream_read_UINT32(data_in, dwVolume);
|
||||
stream_read_UINT32(s, dwVolume);
|
||||
DEBUG_SVC("dwVolume 0x%X", dwVolume);
|
||||
|
||||
if (rdpsnd->device)
|
||||
|
|
@ -452,7 +499,7 @@ static void rdpsnd_recv_volume_pdu(rdpsndPlugin* rdpsnd, STREAM* data_in)
|
|||
}
|
||||
}
|
||||
|
||||
static void rdpsnd_recv_pdu(rdpSvcPlugin* plugin, STREAM* data_in)
|
||||
static void rdpsnd_recv_pdu(rdpSvcPlugin* plugin, STREAM* s)
|
||||
{
|
||||
BYTE msgType;
|
||||
UINT16 BodySize;
|
||||
|
|
@ -460,29 +507,29 @@ static void rdpsnd_recv_pdu(rdpSvcPlugin* plugin, STREAM* data_in)
|
|||
|
||||
if (rdpsnd->expectingWave)
|
||||
{
|
||||
rdpsnd_recv_wave_pdu(rdpsnd, data_in);
|
||||
stream_free(data_in);
|
||||
rdpsnd_recv_wave_pdu(rdpsnd, s);
|
||||
stream_free(s);
|
||||
return;
|
||||
}
|
||||
|
||||
stream_read_BYTE(data_in, msgType); /* msgType */
|
||||
stream_seek_BYTE(data_in); /* bPad */
|
||||
stream_read_UINT16(data_in, BodySize);
|
||||
stream_read_BYTE(s, msgType); /* msgType */
|
||||
stream_seek_BYTE(s); /* bPad */
|
||||
stream_read_UINT16(s, BodySize);
|
||||
|
||||
DEBUG_SVC("msgType %d BodySize %d", msgType, BodySize);
|
||||
|
||||
switch (msgType)
|
||||
{
|
||||
case SNDC_FORMATS:
|
||||
rdpsnd_recv_formats_pdu(rdpsnd, data_in);
|
||||
rdpsnd_recv_server_audio_formats_pdu(rdpsnd, s);
|
||||
break;
|
||||
|
||||
case SNDC_TRAINING:
|
||||
rdpsnd_recv_training_pdu(rdpsnd, data_in);
|
||||
rdpsnd_recv_training_pdu(rdpsnd, s);
|
||||
break;
|
||||
|
||||
case SNDC_WAVE:
|
||||
rdpsnd_recv_wave_info_pdu(rdpsnd, data_in, BodySize);
|
||||
rdpsnd_recv_wave_info_pdu(rdpsnd, s, BodySize);
|
||||
break;
|
||||
|
||||
case SNDC_CLOSE:
|
||||
|
|
@ -490,7 +537,7 @@ static void rdpsnd_recv_pdu(rdpSvcPlugin* plugin, STREAM* data_in)
|
|||
break;
|
||||
|
||||
case SNDC_SETVOLUME:
|
||||
rdpsnd_recv_volume_pdu(rdpsnd, data_in);
|
||||
rdpsnd_recv_volume_pdu(rdpsnd, s);
|
||||
break;
|
||||
|
||||
default:
|
||||
|
|
@ -498,7 +545,7 @@ static void rdpsnd_recv_pdu(rdpSvcPlugin* plugin, STREAM* data_in)
|
|||
break;
|
||||
}
|
||||
|
||||
stream_free(data_in);
|
||||
stream_free(s);
|
||||
}
|
||||
|
||||
static void rdpsnd_register_device_plugin(rdpsndPlugin* rdpsnd, rdpsndDevicePlugin* device)
|
||||
|
|
@ -698,8 +745,6 @@ static void rdpsnd_process_terminate(rdpSvcPlugin* plugin)
|
|||
if (rdpsnd->device_name)
|
||||
free(rdpsnd->device_name);
|
||||
|
||||
rdpsnd_free_supported_formats(rdpsnd);
|
||||
|
||||
free(plugin);
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -23,8 +23,6 @@
|
|||
#include <freerdp/api.h>
|
||||
#include <freerdp/types.h>
|
||||
|
||||
typedef struct rdpsnd_format rdpsndFormat;
|
||||
|
||||
struct rdpsnd_format
|
||||
{
|
||||
UINT16 wFormatTag;
|
||||
|
|
@ -35,6 +33,20 @@ struct rdpsnd_format
|
|||
UINT16 cbSize;
|
||||
BYTE* data;
|
||||
};
|
||||
typedef struct rdpsnd_format rdpsndFormat;
|
||||
|
||||
struct AUDIO_FORMAT
|
||||
{
|
||||
UINT16 wFormatTag;
|
||||
UINT16 nChannels;
|
||||
UINT32 nSamplesPerSec;
|
||||
UINT32 nAvgBytesPerSec;
|
||||
UINT16 nBlockAlign;
|
||||
UINT16 wBitsPerSample;
|
||||
UINT16 cbSize;
|
||||
BYTE* data;
|
||||
};
|
||||
typedef struct AUDIO_FORMAT AUDIO_FORMAT;
|
||||
|
||||
#define SNDC_CLOSE 1
|
||||
#define SNDC_WAVE 2
|
||||
|
|
|
|||
Loading…
Reference in New Issue