crystalhd.c File Reference

#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <libcrystalhd/bc_dts_types.h>
#include <libcrystalhd/bc_dts_defs.h>
#include <libcrystalhd/libcrystalhd_if.h>
#include "avcodec.h"
#include "h264dec.h"
#include "internal.h"
#include "libavutil/imgutils.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/opt.h"

Go to the source code of this file.

Data Structures
struct	OpaqueList
struct	CHDContext

Macros
#define	_XOPEN_SOURCE   600
#define	OUTPUT_PROC_TIMEOUT   50
	Timeout parameter passed to DtsProcOutput() in us. More...
#define	TIMESTAMP_UNIT   100000
	Step between fake timestamps passed to hardware in units of 100ns. More...
#define	BASE_WAIT   10000
	Initial value in us of the wait in decode() More...
#define	WAIT_UNIT   1000
	Increment in us to adjust wait in decode() More...

Enumerations
enum	CopyRet {   RET_ERROR = -1, RET_OK = 0, RET_COPY_AGAIN = 1, RET_SKIP_NEXT_COPY = 2,   RET_COPY_NEXT_FIELD = 3 }

Functions
static BC_MEDIA_SUBTYPE	id2subtype (CHDContext *priv, enum AVCodecID id)
static void	print_frame_info (CHDContext *priv, BC_DTS_PROC_OUT *output)
static uint64_t	opaque_list_push (CHDContext *priv, uint64_t reordered_opaque, uint8_t pic_type)
static OpaqueList *	opaque_list_pop (CHDContext *priv, uint64_t fake_timestamp)
static void	flush (AVCodecContext *avctx)
static av_cold int	uninit (AVCodecContext *avctx)
static av_cold int	init_bsf (AVCodecContext *avctx, const char *bsf_name)
static av_cold int	init (AVCodecContext *avctx)
static CopyRet	copy_frame (AVCodecContext *avctx, BC_DTS_PROC_OUT *output, void *data, int *got_frame)
static CopyRet	receive_frame (AVCodecContext *avctx, void *data, int *got_frame)
static int	decode (AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)

Variables
static const AVOption	options []

Macro Definition Documentation

#define _XOPEN_SOURCE   600

Definition at line 76 of file crystalhd.c.

#define OUTPUT_PROC_TIMEOUT   50

Timeout parameter passed to DtsProcOutput() in us.

Definition at line 97 of file crystalhd.c.

Referenced by receive_frame().

#define TIMESTAMP_UNIT   100000

Step between fake timestamps passed to hardware in units of 100ns.

Definition at line 99 of file crystalhd.c.

Referenced by opaque_list_push().

#define BASE_WAIT   10000

Initial value in us of the wait in decode()

Definition at line 101 of file crystalhd.c.

Referenced by decode(), flush(), and init().

#define WAIT_UNIT   1000

Increment in us to adjust wait in decode()

Definition at line 103 of file crystalhd.c.

Referenced by decode().

Enumeration Type Documentation

enum CopyRet

Enumerator
RET_ERROR
RET_OK
RET_COPY_AGAIN
RET_SKIP_NEXT_COPY
RET_COPY_NEXT_FIELD

Definition at line 110 of file crystalhd.c.

Function Documentation

static BC_MEDIA_SUBTYPE id2subtype ( CHDContext *  priv, enum AVCodecID  id  )

inlinestatic

Definition at line 169 of file crystalhd.c.

Referenced by init().

static void print_frame_info ( CHDContext *  priv, BC_DTS_PROC_OUT *  output  )

inlinestatic

Definition at line 189 of file crystalhd.c.

Referenced by receive_frame().

static uint64_t opaque_list_push ( CHDContext *  priv, uint64_t  reordered_opaque, uint8_t  pic_type  )

static

Definition at line 235 of file crystalhd.c.

Referenced by decode().

static OpaqueList* opaque_list_pop ( CHDContext *  priv, uint64_t  fake_timestamp  )

static

Definition at line 265 of file crystalhd.c.

Referenced by copy_frame().

static void flush ( AVCodecContext *  avctx )

static

Definition at line 318 of file crystalhd.c.

static av_cold int uninit ( AVCodecContext *  avctx )

static

Definition at line 336 of file crystalhd.c.

Referenced by init().

static av_cold int init_bsf ( AVCodecContext *  avctx, const char *  bsf_name  )

static

Definition at line 381 of file crystalhd.c.

Referenced by init().

static av_cold int init ( AVCodecContext *  avctx )

static

Definition at line 430 of file crystalhd.c.

static CopyRet copy_frame ( AVCodecContext *  avctx, BC_DTS_PROC_OUT *  output, void *  data, int *  got_frame  )

inlinestatic

Definition at line 579 of file crystalhd.c.

Referenced by receive_frame().

static CopyRet receive_frame ( AVCodecContext *  avctx, void *  data, int *  got_frame  )

inlinestatic

Definition at line 785 of file crystalhd.c.

Referenced by decode().

static int decode ( AVCodecContext *  avctx, void *  data, int *  got_frame, AVPacket *  avpkt  )

static

Definition at line 912 of file crystalhd.c.

Variable Documentation

const AVOption options[]

static

Initial value:

= {
    { "crystalhd_downscale_width",
      "Turn on downscaling to the specified width",
      0x42,
      AV_OPT_TYPE_INT, {.i64 = 0}, 0, UINT32_MAX,
      AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM, },
    { NULL, },
}

Definition at line 155 of file crystalhd.c.