66 lines
2.4 KiB
C++
66 lines
2.4 KiB
C++
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/*
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* Copyright (c) 2015 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VP9_VP9_DX_IFACE_H_
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#define VP9_VP9_DX_IFACE_H_
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#include "vp9/decoder/vp9_decoder.h"
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typedef vpx_codec_stream_info_t vp9_stream_info_t;
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// This limit is due to framebuffer numbers.
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// TODO(hkuang): Remove this limit after implementing ondemand framebuffers.
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#define FRAME_CACHE_SIZE 6 // Cache maximum 6 decoded frames.
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typedef struct cache_frame {
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int fb_idx;
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vpx_image_t img;
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} cache_frame;
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struct vpx_codec_alg_priv {
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vpx_codec_priv_t base;
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vpx_codec_dec_cfg_t cfg;
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vp9_stream_info_t si;
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int postproc_cfg_set;
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vp8_postproc_cfg_t postproc_cfg;
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vpx_decrypt_cb decrypt_cb;
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void *decrypt_state;
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vpx_image_t img;
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int img_avail;
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int flushed;
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int invert_tile_order;
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int last_show_frame; // Index of last output frame.
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int byte_alignment;
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int skip_loop_filter;
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// Frame parallel related.
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int frame_parallel_decode; // frame-based threading.
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VPxWorker *frame_workers;
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int num_frame_workers;
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int next_submit_worker_id;
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int last_submit_worker_id;
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int next_output_worker_id;
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int available_threads;
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cache_frame frame_cache[FRAME_CACHE_SIZE];
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int frame_cache_write;
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int frame_cache_read;
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int num_cache_frames;
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int need_resync; // wait for key/intra-only frame
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// BufferPool that holds all reference frames. Shared by all the FrameWorkers.
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BufferPool *buffer_pool;
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// External frame buffer info to save for VP9 common.
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void *ext_priv; // Private data associated with the external frame buffers.
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vpx_get_frame_buffer_cb_fn_t get_ext_fb_cb;
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vpx_release_frame_buffer_cb_fn_t release_ext_fb_cb;
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};
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#endif // VP9_VP9_DX_IFACE_H_
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