add libvpx 89cc6825 (matching current chrome canary) from repo https://chromium.googlesource.com/webm/libvpx

libs/libvpx/vp10/decoder/decoder.h

@@ -0,0 +1,141 @@
+/*
+ *  Copyright (c) 2010 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 VP10_DECODER_DECODER_H_
+#define VP10_DECODER_DECODER_H_
+
+#include "./vpx_config.h"
+
+#include "vpx/vpx_codec.h"
+#include "vpx_dsp/bitreader.h"
+#include "vpx_scale/yv12config.h"
+#include "vpx_util/vpx_thread.h"
+
+#include "vp10/common/thread_common.h"
+#include "vp10/common/onyxc_int.h"
+#include "vp10/common/ppflags.h"
+#include "vp10/decoder/dthread.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// TODO(hkuang): combine this with TileWorkerData.
+typedef struct TileData {
+  VP10_COMMON *cm;
+  vpx_reader bit_reader;
+  DECLARE_ALIGNED(16, MACROBLOCKD, xd);
+  /* dqcoeff are shared by all the planes. So planes must be decoded serially */
+  DECLARE_ALIGNED(16, tran_low_t, dqcoeff[32 * 32]);
+  DECLARE_ALIGNED(16, uint8_t, color_index_map[2][64 * 64]);
+} TileData;
+
+typedef struct TileWorkerData {
+  struct VP10Decoder *pbi;
+  vpx_reader bit_reader;
+  FRAME_COUNTS counts;
+  DECLARE_ALIGNED(16, MACROBLOCKD, xd);
+  /* dqcoeff are shared by all the planes. So planes must be decoded serially */
+  DECLARE_ALIGNED(16, tran_low_t, dqcoeff[32 * 32]);
+  DECLARE_ALIGNED(16, uint8_t, color_index_map[2][64 * 64]);
+  struct vpx_internal_error_info error_info;
+} TileWorkerData;
+
+typedef struct VP10Decoder {
+  DECLARE_ALIGNED(16, MACROBLOCKD, mb);
+
+  DECLARE_ALIGNED(16, VP10_COMMON, common);
+
+  int ready_for_new_data;
+
+  int refresh_frame_flags;
+
+  // TODO(hkuang): Combine this with cur_buf in macroblockd as they are
+  // the same.
+  RefCntBuffer *cur_buf;   //  Current decoding frame buffer.
+
+  VPxWorker *frame_worker_owner;   // frame_worker that owns this pbi.
+  VPxWorker lf_worker;
+  VPxWorker *tile_workers;
+  TileWorkerData *tile_worker_data;
+  TileInfo *tile_worker_info;
+  int num_tile_workers;
+
+  TileData *tile_data;
+  int total_tiles;
+
+  VP9LfSync lf_row_sync;
+
+  vpx_decrypt_cb decrypt_cb;
+  void *decrypt_state;
+
+  int max_threads;
+  int inv_tile_order;
+  int need_resync;  // wait for key/intra-only frame.
+  int hold_ref_buf;  // hold the reference buffer.
+} VP10Decoder;
+
+int vp10_receive_compressed_data(struct VP10Decoder *pbi,
+                                size_t size, const uint8_t **dest);
+
+int vp10_get_raw_frame(struct VP10Decoder *pbi, YV12_BUFFER_CONFIG *sd,
+                      vp10_ppflags_t *flags);
+
+vpx_codec_err_t vp10_copy_reference_dec(struct VP10Decoder *pbi,
+                                       VP9_REFFRAME ref_frame_flag,
+                                       YV12_BUFFER_CONFIG *sd);
+
+vpx_codec_err_t vp10_set_reference_dec(VP10_COMMON *cm,
+                                      VP9_REFFRAME ref_frame_flag,
+                                      YV12_BUFFER_CONFIG *sd);
+
+static INLINE uint8_t read_marker(vpx_decrypt_cb decrypt_cb,
+                                  void *decrypt_state,
+                                  const uint8_t *data) {
+  if (decrypt_cb) {
+    uint8_t marker;
+    decrypt_cb(decrypt_state, data, &marker, 1);
+    return marker;
+  }
+  return *data;
+}
+
+// This function is exposed for use in tests, as well as the inlined function
+// "read_marker".
+vpx_codec_err_t vp10_parse_superframe_index(const uint8_t *data,
+                                           size_t data_sz,
+                                           uint32_t sizes[8], int *count,
+                                           vpx_decrypt_cb decrypt_cb,
+                                           void *decrypt_state);
+
+struct VP10Decoder *vp10_decoder_create(BufferPool *const pool);
+
+void vp10_decoder_remove(struct VP10Decoder *pbi);
+
+static INLINE void decrease_ref_count(int idx, RefCntBuffer *const frame_bufs,
+                                      BufferPool *const pool) {
+  if (idx >= 0) {
+    --frame_bufs[idx].ref_count;
+    // A worker may only get a free framebuffer index when calling get_free_fb.
+    // But the private buffer is not set up until finish decoding header.
+    // So any error happens during decoding header, the frame_bufs will not
+    // have valid priv buffer.
+    if (frame_bufs[idx].ref_count == 0 &&
+        frame_bufs[idx].raw_frame_buffer.priv) {
+      pool->release_fb_cb(pool->cb_priv, &frame_bufs[idx].raw_frame_buffer);
+    }
+  }
+}
+
+#ifdef __cplusplus
+}  // extern "C"
+#endif
+
+#endif  // VP10_DECODER_DECODER_H_