0,0 → 1,114 |
/************************************************************************** |
* |
* Copyright 2009 Younes Manton. |
* All Rights Reserved. |
* |
* Permission is hereby granted, free of charge, to any person obtaining a |
* copy of this software and associated documentation files (the |
* "Software"), to deal in the Software without restriction, including |
* without limitation the rights to use, copy, modify, merge, publish, |
* distribute, sub license, and/or sell copies of the Software, and to |
* permit persons to whom the Software is furnished to do so, subject to |
* the following conditions: |
* |
* The above copyright notice and this permission notice (including the |
* next paragraph) shall be included in all copies or substantial portions |
* of the Software. |
* |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
* |
**************************************************************************/ |
|
#ifndef vl_mpeg12_decoder_h |
#define vl_mpeg12_decoder_h |
|
#include "pipe/p_video_decoder.h" |
|
#include "vl_mpeg12_bitstream.h" |
#include "vl_zscan.h" |
#include "vl_idct.h" |
#include "vl_mc.h" |
|
#include "vl_vertex_buffers.h" |
#include "vl_video_buffer.h" |
|
struct pipe_screen; |
struct pipe_context; |
|
struct vl_mpeg12_decoder |
{ |
struct pipe_video_decoder base; |
|
unsigned chroma_width, chroma_height; |
|
unsigned blocks_per_line; |
unsigned num_blocks; |
unsigned width_in_macroblocks; |
bool expect_chunked_decode; |
|
enum pipe_format zscan_source_format; |
|
struct pipe_vertex_buffer quads; |
struct pipe_vertex_buffer pos; |
|
void *ves_ycbcr; |
void *ves_mv; |
|
void *sampler_ycbcr; |
|
struct pipe_sampler_view *zscan_linear; |
struct pipe_sampler_view *zscan_normal; |
struct pipe_sampler_view *zscan_alternate; |
|
struct pipe_video_buffer *idct_source; |
struct pipe_video_buffer *mc_source; |
|
struct vl_zscan zscan_y, zscan_c; |
struct vl_idct idct_y, idct_c; |
struct vl_mc mc_y, mc_c; |
|
void *dsa; |
|
unsigned current_buffer; |
struct vl_mpeg12_buffer *dec_buffers[4]; |
}; |
|
struct vl_mpeg12_buffer |
{ |
struct vl_vertex_buffer vertex_stream; |
|
unsigned block_num; |
unsigned num_ycbcr_blocks[3]; |
|
struct pipe_sampler_view *zscan_source; |
|
struct vl_mpg12_bs bs; |
struct vl_zscan_buffer zscan[VL_NUM_COMPONENTS]; |
struct vl_idct_buffer idct[VL_NUM_COMPONENTS]; |
struct vl_mc_buffer mc[VL_NUM_COMPONENTS]; |
|
struct pipe_transfer *tex_transfer; |
short *texels; |
|
struct vl_ycbcr_block *ycbcr_stream[VL_NUM_COMPONENTS]; |
struct vl_motionvector *mv_stream[VL_MAX_REF_FRAMES]; |
}; |
|
/** |
* creates a shader based mpeg12 decoder |
*/ |
struct pipe_video_decoder * |
vl_create_mpeg12_decoder(struct pipe_context *pipe, |
enum pipe_video_profile profile, |
enum pipe_video_entrypoint entrypoint, |
enum pipe_video_chroma_format chroma_format, |
unsigned width, unsigned height, unsigned max_references, |
bool expect_chunked_decode); |
|
#endif /* vl_mpeg12_decoder_h */ |