WebM Codec SDK

Describes the decoder algorithm interface to applications. More...

#include "./vpx_codec.h"
#include "./vpx_frame_buffer.h"

Go to the source code of this file.

Data Structures

struct  vpx_codec_stream_info
 Stream properties. More...
 
struct  vpx_codec_dec_cfg
 Initialization Configurations. More...
 

Macros

#define VPX_DECODER_ABI_VERSION
 Current ABI version number.
 
#define VPX_CODEC_CAP_PUT_SLICE   0x10000
 Decoder capabilities bitfield.
 
#define VPX_CODEC_CAP_PUT_FRAME   0x20000
 
#define VPX_CODEC_CAP_POSTPROC   0x40000
 
#define VPX_CODEC_CAP_ERROR_CONCEALMENT   0x80000
 Can conceal errors due to packet loss.
 
#define VPX_CODEC_CAP_INPUT_FRAGMENTS   0x100000
 Can receive encoded frames one fragment at a time.
 
#define VPX_CODEC_CAP_FRAME_THREADING   0x200000
 Can support frame-based multi-threading.
 
#define VPX_CODEC_CAP_EXTERNAL_FRAME_BUFFER   0x400000
 
#define VPX_CODEC_USE_POSTPROC   0x10000
 Initialization-time Feature Enabling.
 
#define VPX_CODEC_USE_ERROR_CONCEALMENT   0x20000
 Conceal errors in decoded frames.
 
#define VPX_CODEC_USE_INPUT_FRAGMENTS   0x40000
 The input frame should be passed to the decoder one fragment at a time.
 
#define VPX_CODEC_USE_FRAME_THREADING   0x80000
 Enable frame-based multi-threading.
 
#define vpx_codec_dec_init(ctx, iface, cfg, flags)
 Convenience macro for vpx_codec_dec_init_ver()
 

Typedefs

typedef struct vpx_codec_stream_info vpx_codec_stream_info_t
 Stream properties.
 
typedef struct vpx_codec_dec_cfg vpx_codec_dec_cfg_t
 Initialization Configurations.
 
typedef void(* vpx_codec_put_frame_cb_fn_t) (void *user_priv, const vpx_image_t *img)
 put frame callback prototype
 
typedef void(* vpx_codec_put_slice_cb_fn_t) (void *user_priv, const vpx_image_t *img, const vpx_image_rect_t *valid, const vpx_image_rect_t *update)
 put slice callback prototype
 

Functions

vpx_codec_err_t vpx_codec_dec_init_ver (vpx_codec_ctx_t *ctx, vpx_codec_iface_t *iface, const vpx_codec_dec_cfg_t *cfg, vpx_codec_flags_t flags, int ver)
 Initialize a decoder instance.
 
vpx_codec_err_t vpx_codec_peek_stream_info (vpx_codec_iface_t *iface, const uint8_t *data, unsigned int data_sz, vpx_codec_stream_info_t *si)
 Parse stream info from a buffer.
 
vpx_codec_err_t vpx_codec_get_stream_info (vpx_codec_ctx_t *ctx, vpx_codec_stream_info_t *si)
 Return information about the current stream.
 
vpx_codec_err_t vpx_codec_decode (vpx_codec_ctx_t *ctx, const uint8_t *data, unsigned int data_sz, void *user_priv, long deadline)
 Decode data.
 
vpx_image_tvpx_codec_get_frame (vpx_codec_ctx_t *ctx, vpx_codec_iter_t *iter)
 Decoded frames iterator.
 
vpx_codec_err_t vpx_codec_register_put_frame_cb (vpx_codec_ctx_t *ctx, vpx_codec_put_frame_cb_fn_t cb, void *user_priv)
 Register for notification of frame completion.
 
vpx_codec_err_t vpx_codec_register_put_slice_cb (vpx_codec_ctx_t *ctx, vpx_codec_put_slice_cb_fn_t cb, void *user_priv)
 Register for notification of slice completion.
 
vpx_codec_err_t vpx_codec_set_frame_buffer_functions (vpx_codec_ctx_t *ctx, vpx_get_frame_buffer_cb_fn_t cb_get, vpx_release_frame_buffer_cb_fn_t cb_release, void *cb_priv)
 Pass in external frame buffers for the decoder to use.
 

Detailed Description

Describes the decoder algorithm interface to applications.

This file describes the interface between an application and a video decoder algorithm.