Add libvpx thirdparty library

Only necessary files

1 files changed, 65 insertions, 0 deletions

diff --git a/thirdparty/libvpx/vp9/vp9_dx_iface.h b/thirdparty/libvpx/vp9/vp9_dx_iface.h
new file mode 100644
index 0000000000..e0e948e16c
--- /dev/null
+++ b/thirdparty/libvpx/vp9/vp9_dx_iface.h
@@ -0,0 +1,65 @@
+/*
+ *  Copyright (c) 2015 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 VP9_VP9_DX_IFACE_H_
+#define VP9_VP9_DX_IFACE_H_
+
+#include "vp9/decoder/vp9_decoder.h"
+
+typedef vpx_codec_stream_info_t vp9_stream_info_t;
+
+// This limit is due to framebuffer numbers.
+// TODO(hkuang): Remove this limit after implementing ondemand framebuffers.
+#define FRAME_CACHE_SIZE 6   // Cache maximum 6 decoded frames.
+
+typedef struct cache_frame {
+  int fb_idx;
+  vpx_image_t img;
+} cache_frame;
+
+struct vpx_codec_alg_priv {
+  vpx_codec_priv_t        base;
+  vpx_codec_dec_cfg_t     cfg;
+  vp9_stream_info_t       si;
+  int                     postproc_cfg_set;
+  vp8_postproc_cfg_t      postproc_cfg;
+  vpx_decrypt_cb          decrypt_cb;
+  void                    *decrypt_state;
+  vpx_image_t             img;
+  int                     img_avail;
+  int                     flushed;
+  int                     invert_tile_order;
+  int                     last_show_frame;  // Index of last output frame.
+  int                     byte_alignment;
+  int                     skip_loop_filter;
+
+  // Frame parallel related.
+  int                     frame_parallel_decode;  // frame-based threading.
+  VPxWorker               *frame_workers;
+  int                     num_frame_workers;
+  int                     next_submit_worker_id;
+  int                     last_submit_worker_id;
+  int                     next_output_worker_id;
+  int                     available_threads;
+  cache_frame             frame_cache[FRAME_CACHE_SIZE];
+  int                     frame_cache_write;
+  int                     frame_cache_read;
+  int                     num_cache_frames;
+  int                     need_resync;      // wait for key/intra-only frame
+  // BufferPool that holds all reference frames. Shared by all the FrameWorkers.
+  BufferPool              *buffer_pool;
+
+  // External frame buffer info to save for VP9 common.
+  void *ext_priv;  // Private data associated with the external frame buffers.
+  vpx_get_frame_buffer_cb_fn_t get_ext_fb_cb;
+  vpx_release_frame_buffer_cb_fn_t release_ext_fb_cb;
+};
+
+#endif  // VP9_VP9_DX_IFACE_H_