chromium/third_party/libvpx/source/libvpx/vpx_util/vpx_thread.c

// Copyright 2013 Google Inc. All Rights Reserved.
//
// Use of this source code is governed by a BSD-style license
// that can be found in the COPYING file in the root of the source
// tree. An additional intellectual property rights grant can be found
// in the file PATENTS. All contributing project authors may
// be found in the AUTHORS file in the root of the source tree.
// -----------------------------------------------------------------------------
//
// Multi-threaded worker
//
// Original source:
//  https://chromium.googlesource.com/webm/libwebp

// Enable GNU extensions in glibc so that we can call pthread_setname_np().
// This must be before any #include statements.
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif

#include <assert.h>
#include <string.h>  // for memset()
#include "./vpx_config.h"
#include "./vpx_thread.h"
#include "vpx_mem/vpx_mem.h"
#include "vpx_util/vpx_pthread.h"

#if CONFIG_MULTITHREAD

struct VPxWorkerImpl { … };

//------------------------------------------------------------------------------

static void execute(VPxWorker *const worker);  // Forward declaration.

static THREADFN thread_loop(void *ptr) { … }

// main thread state control
static void change_state(VPxWorker *const worker, VPxWorkerStatus new_status) { … }

#endif  // CONFIG_MULTITHREAD

//------------------------------------------------------------------------------

static void init(VPxWorker *const worker) { … }

static int sync(VPxWorker *const worker) { … }

static int reset(VPxWorker *const worker) { … }

static void execute(VPxWorker *const worker) { … }

static void launch(VPxWorker *const worker) { … }

static void end(VPxWorker *const worker) { … }

//------------------------------------------------------------------------------

static VPxWorkerInterface g_worker_interface = …;

int vpx_set_worker_interface(const VPxWorkerInterface *const winterface) { … }

const VPxWorkerInterface *vpx_get_worker_interface(void) { … }

//------------------------------------------------------------------------------