libavcodec/crystalhd.c File Reference

#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <libcrystalhd/bc_dts_types.h>
#include <libcrystalhd/bc_dts_defs.h>
#include <libcrystalhd/libcrystalhd_if.h>
#include "avcodec.h"
#include "h264.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
Defines
#define	_XOPEN_SOURCE   600
#define	OUTPUT_PROC_TIMEOUT   50
	Timeout parameter passed to DtsProcOutput() in us.
#define	TIMESTAMP_UNIT   100000
	Step between fake timestamps passed to hardware in units of 100ns.
#define	BASE_WAIT   10000
	Initial value in us of the wait in decode().
#define	WAIT_UNIT   1000
	Increment in us to adjust wait in decode().
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 CodecID 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 (AVCodecContext *avctx)
static CopyRet	copy_frame (AVCodecContext *avctx, BC_DTS_PROC_OUT *output, void *data, int *data_size)
static CopyRet	receive_frame (AVCodecContext *avctx, void *data, int *data_size)
static int	decode (AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
Variables
static const AVOption	options []

---

Define Documentation

#define _XOPEN_SOURCE   600

Definition at line 76 of file crystalhd.c.

#define BASE_WAIT   10000

Initial value in us of the wait in decode().

Definition at line 97 of file crystalhd.c.

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

#define OUTPUT_PROC_TIMEOUT   50

Timeout parameter passed to DtsProcOutput() in us.

Definition at line 93 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 95 of file crystalhd.c.

Referenced by opaque_list_push().

#define WAIT_UNIT   1000

Increment in us to adjust wait in decode().

Definition at line 99 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 106 of file crystalhd.c.

---

Function Documentation

static CopyRet copy_frame	(	AVCodecContext *	avctx,
		BC_DTS_PROC_OUT *	output,
		void *	data,
		int *	data_size
	)			[inline, static]

Definition at line 529 of file crystalhd.c.

Referenced by decode_frame(), encode_frame(), and receive_frame().

static int decode	(	AVCodecContext *	avctx,
		void *	data,
		int *	data_size,
		AVPacket *	avpkt
	)			[static]

Definition at line 805 of file crystalhd.c.

Referenced by mimic_decode_frame(), opt_codecs(), opt_formats(), and ra288_decode_frame().

static void flush

(

AVCodecContext *

avctx

)

[static]

Definition at line 312 of file crystalhd.c.

static BC_MEDIA_SUBTYPE id2subtype	(	CHDContext *	priv,
		enum CodecID	id
	)			[inline, static]

Definition at line 163 of file crystalhd.c.

Referenced by init().

static av_cold int init

(

AVCodecContext *

avctx

)

[static]

Definition at line 364 of file crystalhd.c.

Referenced by decode_init(), get_image(), idct248_ref(), and put_image().

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

Definition at line 259 of file crystalhd.c.

Referenced by copy_frame().

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

Definition at line 229 of file crystalhd.c.

Referenced by decode().

static void print_frame_info	(	CHDContext *	priv,
		BC_DTS_PROC_OUT *	output
	)			[inline, static]

Definition at line 183 of file crystalhd.c.

Referenced by receive_frame().

static CopyRet receive_frame	(	AVCodecContext *	avctx,
		void *	data,
		int *	data_size
	)			[inline, static]

Definition at line 719 of file crystalhd.c.

Referenced by decode().

static av_cold int uninit

(

AVCodecContext *

avctx

)

[static]

Definition at line 331 of file crystalhd.c.

Referenced by config(), init(), open(), and vf_open().

---

Variable Documentation

const AVOption options[] [static]

Initial value:

 {
    { "crystalhd_downscale_width",
      "Turn on downscaling to the specified width",
      0x42,
      FF_OPT_TYPE_INT, 0, 0, UINT32_MAX,
      AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM, },
    { NULL, },
}

Definition at line 149 of file crystalhd.c.