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[client] audio: rework audiodevs to be pull model from a common buffer

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This commit is contained in:
Geoffrey McRae
2022-01-18 09:02:44 +11:00
parent aad65c1cab
commit b334f22223
4 changed files with 128 additions and 104 deletions
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16
client/include/interface/audiodev.h
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@@ -25,6 +25,9 @@
#include <stdint.h>
#include <stddef.h>
typedef int (*LG_AudioPullFn)(uint8_t ** data, int frames);
typedef void (*LG_AudioPushFn)(uint8_t * data, int frames);
struct LG_AudioDevOps
{
/* internal name of the audio for debugging */
@@ -41,15 +44,13 @@ struct LG_AudioDevOps
struct
{
/* start the playback audio stream
/* setup the stream for playback but don't start it yet
* Note: currently SPICE only supports S16 samples so always assume so
*/
void (*start)(int channels, int sampleRate);
void (*setup)(int channels, int sampleRate, LG_AudioPullFn pullFn);
/* called for each packet of output audio to play
* Note: size is the size of data in bytes, not frames/samples
*/
void (*play)(uint8_t * data, size_t size);
/* called when playback is about to start */
void (*start)(void);
/* called when SPICE reports the audio stream has stopped */
void (*stop)(void);
@@ -70,8 +71,7 @@ struct LG_AudioDevOps
/* start the record stream
* Note: currently SPICE only supports S16 samples so always assume so
*/
void (*start)(int channels, int sampleRate,
void (*dataFn)(uint8_t * data, size_t size));
void (*start)(int channels, int sampleRate, LG_AudioPushFn pushFn);
/* called when SPICE reports the audio stream has stopped */
void (*stop)(void);