1 files changed, 77 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vp9/encoder/vp9_ethread.h b/media/libvpx/libvpx/vp9/encoder/vp9_ethread.h
new file mode 100644
index 0000000000..4c192da515
--- /dev/null
+++ b/media/libvpx/libvpx/vp9/encoder/vp9_ethread.h
@@ -0,0 +1,77 @@
+/*
+ *  Copyright (c) 2014 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE 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.
+ */
+
+#ifndef VPX_VP9_ENCODER_VP9_ETHREAD_H_
+#define VPX_VP9_ENCODER_VP9_ETHREAD_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define MAX_NUM_TILE_COLS (1 << 6)
+#define MAX_NUM_TILE_ROWS 4
+#define MAX_NUM_THREADS 80
+
+struct VP9_COMP;
+struct ThreadData;
+
+typedef struct EncWorkerData {
+  struct VP9_COMP *cpi;
+  struct ThreadData *td;
+  int start;
+  int thread_id;
+  int tile_completion_status[MAX_NUM_TILE_COLS];
+} EncWorkerData;
+
+// Encoder row synchronization
+typedef struct VP9RowMTSyncData {
+#if CONFIG_MULTITHREAD
+  pthread_mutex_t *mutex;
+  pthread_cond_t *cond;
+#endif
+  // Allocate memory to store the sb/mb block index in each row.
+  int *cur_col;
+  int sync_range;
+  int rows;
+} VP9RowMTSync;
+
+// Frees EncWorkerData related allocations made by vp9_encode_*_mt().
+// row_mt specific data is freed with vp9_row_mt_mem_dealloc() and is not
+// called by this function.
+void vp9_encode_free_mt_data(struct VP9_COMP *cpi);
+
+void vp9_encode_tiles_mt(struct VP9_COMP *cpi);
+
+void vp9_encode_tiles_row_mt(struct VP9_COMP *cpi);
+
+void vp9_encode_fp_row_mt(struct VP9_COMP *cpi);
+
+void vp9_row_mt_sync_read(VP9RowMTSync *const row_mt_sync, int r, int c);
+void vp9_row_mt_sync_write(VP9RowMTSync *const row_mt_sync, int r, int c,
+                           const int cols);
+
+void vp9_row_mt_sync_read_dummy(VP9RowMTSync *const row_mt_sync, int r, int c);
+void vp9_row_mt_sync_write_dummy(VP9RowMTSync *const row_mt_sync, int r, int c,
+                                 const int cols);
+
+// Allocate memory for row based multi-threading synchronization.
+void vp9_row_mt_sync_mem_alloc(VP9RowMTSync *row_mt_sync, struct VP9Common *cm,
+                               int rows);
+
+// Deallocate row based multi-threading synchronization related mutex and data.
+void vp9_row_mt_sync_mem_dealloc(VP9RowMTSync *row_mt_sync);
+
+void vp9_temporal_filter_row_mt(struct VP9_COMP *cpi);
+
+#ifdef __cplusplus
+}  // extern "C"
+#endif
+
+#endif  // VPX_VP9_ENCODER_VP9_ETHREAD_H_