AnotherFoxGuy/webrtc-audio-processing
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Update to current webrtc library

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This is from the upstream library commit id
3326535126e435f1ba647885ce43a8f0f3d317eb, corresponding to Chromium
88.0.4290.1.
This commit is contained in:
Arun Raghavan
2020-10-12 18:08:02 -04:00
parent b1b02581d3
commit bcec8b0b21
859 changed files with 76187 additions and 49580 deletions
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39
webrtc/common_audio/ring_buffer.h
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@ -11,8 +11,10 @@
// A ring buffer to hold arbitrary data. Provides no thread safety. Unless
// otherwise specified, functions return 0 on success and -1 on error.
#ifndef WEBRTC_COMMON_AUDIO_RING_BUFFER_H_
#define WEBRTC_COMMON_AUDIO_RING_BUFFER_H_
#ifndef COMMON_AUDIO_RING_BUFFER_H_
#define COMMON_AUDIO_RING_BUFFER_H_
// TODO(alessiob): Used by AEC, AECm and AudioRingBuffer. Remove when possible.
#ifdef __cplusplus
extern "C" {
@ -20,21 +22,31 @@ extern "C" {
#include <stddef.h> // size_t
typedef struct RingBuffer RingBuffer;
enum Wrap { SAME_WRAP, DIFF_WRAP };
// Creates and initializes the buffer. Returns NULL on failure.
typedef struct RingBuffer {
size_t read_pos;
size_t write_pos;
size_t element_count;
size_t element_size;
enum Wrap rw_wrap;
char* data;
} RingBuffer;
// Creates and initializes the buffer. Returns null on failure.
RingBuffer* WebRtc_CreateBuffer(size_t element_count, size_t element_size);
void WebRtc_InitBuffer(RingBuffer* handle);
void WebRtc_FreeBuffer(void* handle);
// Reads data from the buffer. The |data_ptr| will point to the address where
// it is located. If all |element_count| data are feasible to read without
// buffer wrap around |data_ptr| will point to the location in the buffer.
// Otherwise, the data will be copied to |data| (memory allocation done by the
// user) and |data_ptr| points to the address of |data|. |data_ptr| is only
// guaranteed to be valid until the next call to WebRtc_WriteBuffer().
// Reads data from the buffer. Returns the number of elements that were read.
// The |data_ptr| will point to the address where the read data is located.
// If no data can be read, |data_ptr| is set to |NULL|. If all data can be read
// without buffer wrap around then |data_ptr| will point to the location in the
// buffer. Otherwise, the data will be copied to |data| (memory allocation done
// by the user) and |data_ptr| points to the address of |data|. |data_ptr| is
// only guaranteed to be valid until the next call to WebRtc_WriteBuffer().
//
// To force a copying to |data|, pass a NULL |data_ptr|.
// To force a copying to |data|, pass a null |data_ptr|.
//
// Returns number of elements read.
size_t WebRtc_ReadBuffer(RingBuffer* handle,
@ -43,7 +55,8 @@ size_t WebRtc_ReadBuffer(RingBuffer* handle,
size_t element_count);
// Writes |data| to buffer and returns the number of elements written.
size_t WebRtc_WriteBuffer(RingBuffer* handle, const void* data,
size_t WebRtc_WriteBuffer(RingBuffer* handle,
const void* data,
size_t element_count);
// Moves the buffer read position and returns the number of elements moved.
@ -63,4 +76,4 @@ size_t WebRtc_available_write(const RingBuffer* handle);
}
#endif
#endif // WEBRTC_COMMON_AUDIO_RING_BUFFER_H_
#endif // COMMON_AUDIO_RING_BUFFER_H_