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Unified Diff: ppapi/c/dev/ppb_audio_dev.h

Issue 6281007: Remove dev/audio, dev/audio_config, and dev/audio_trusted... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 9 years, 11 months ago
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Index: ppapi/c/dev/ppb_audio_dev.h
===================================================================
--- ppapi/c/dev/ppb_audio_dev.h (revision 71865)
+++ ppapi/c/dev/ppb_audio_dev.h (working copy)
@@ -1,73 +0,0 @@
-/* Copyright (c) 2010 The Chromium Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-#ifndef PPAPI_C_DEV_PPB_AUDIO_DEV_H_
-#define PPAPI_C_DEV_PPB_AUDIO_DEV_H_
-
-#include "ppapi/c/pp_bool.h"
-#include "ppapi/c/pp_instance.h"
-#include "ppapi/c/pp_module.h"
-#include "ppapi/c/pp_resource.h"
-#include "ppapi/c/pp_stdint.h"
-
-#define PPB_AUDIO_DEV_INTERFACE "PPB_Audio(Dev);0.4"
-
-// Callback function type for SetCallback.
-typedef void (*PPB_Audio_Callback)(void* sample_buffer,
- size_t buffer_size_in_bytes,
- void* user_data);
-
-// Callback-based audio interface. User of audio must set the callback that will
-// be called each time that the buffer needs to be filled.
-//
-// A C++ example:
-//
-// void audio_callback(void* sample_buffer,
-// size_t buffer_size_in_bytes,
-// void* user_data) {
-// ... fill in the buffer with samples ...
-// }
-//
-// uint32_t obtained;
-// AudioConfig config(PP_AUDIOSAMPLERATE_44100, 4096, &obtained);
-// Audio audio(config, audio_callback, NULL);
-// audio.StartPlayback();
-//
-struct PPB_Audio_Dev {
- // Creates a paused audio interface. No sound will be heard until
- // StartPlayback() is called. The callback is called with the buffer address
- // and given user data whenever the buffer needs to be filled. From within the
- // callback, you should not call PPB_Audio functions. The callback will be
- // called on a different thread than the one which created the interface. For
- // performance-critical applications (i.e. low-latency audio), the callback
- // should avoid blocking or calling functions that can obtain locks, such as
- // malloc. The layout and the size of the buffer passed to the audio callback
- // will be determined by the device configuration and is specified in the
- // AudioConfig documentation. If the configuration cannot be honored, or the
- // callback is null, the function returns 0.
- PP_Resource (*Create)(PP_Instance instance, PP_Resource config,
- PPB_Audio_Callback audio_callback, void* user_data);
-
- /**
- * Returns PP_TRUE if the given resource is an Audio resource, PP_FALSE
- * otherwise.
- */
- PP_Bool (*IsAudio)(PP_Resource resource);
-
- // Get the current configuration.
- PP_Resource (*GetCurrentConfig)(PP_Resource audio);
-
- // Start the playback. Begin periodically calling the callback. If called
- // while playback is already in progress, will return PP_TRUE and be a no-op.
- // On error, return PP_FALSE.
- PP_Bool (*StartPlayback)(PP_Resource audio);
-
- // Stop the playback. If playback is already stopped, this is a no-op and
- // returns PP_TRUE. On error, returns PP_FALSE. If a callback is in progress,
- // StopPlayback will block until callback completes.
- PP_Bool (*StopPlayback)(PP_Resource audio);
-};
-
-#endif /* PPAPI_C_DEV_PPB_DEVICE_CONTEXT_AUDIO_DEV_H_ */
-
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