VDPAU Decoding
[VDPAU Decoder and Renderer]

Data Structures
struct	vdpau_render_state
	This structure is used as a callback between the FFmpeg decoder (vd_) and presentation (vo_) module. More...
Defines
#define	FF_VDPAU_STATE_USED_FOR_RENDER   1
	The videoSurface is used for rendering.
#define	FF_VDPAU_STATE_USED_FOR_REFERENCE   2
	The videoSurface is needed for reference/prediction.
Functions
void	ff_vdpau_h264_set_reference_frames (MpegEncContext *s)
void	ff_vdpau_add_data_chunk (MpegEncContext *s, const uint8_t *buf, int buf_size)
void	ff_vdpau_h264_picture_start (MpegEncContext *s)
void	ff_vdpau_h264_picture_complete (MpegEncContext *s)
void	ff_vdpau_mpeg_picture_complete (MpegEncContext *s, const uint8_t *buf, int buf_size, int slice_count)
void	ff_vdpau_vc1_decode_picture (MpegEncContext *s, const uint8_t *buf, int buf_size)
void	ff_vdpau_mpeg4_decode_picture (MpegEncContext *s, const uint8_t *buf, int buf_size)
static int	vdpau_mpeg2_start_frame (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
static int	vdpau_mpeg2_decode_slice (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
static int	vdpau_mpeg2_end_frame (AVCodecContext *avctx)
Variables
AVHWAccel	ff_mpeg1_vdpau_hwaccel
AVHWAccel	ff_mpeg2_vdpau_hwaccel

---

Define Documentation

#define FF_VDPAU_STATE_USED_FOR_REFERENCE   2

The videoSurface is needed for reference/prediction.

The codec manipulates this.

Definition at line 56 of file vdpau.h.

#define FF_VDPAU_STATE_USED_FOR_RENDER   1

The videoSurface is used for rendering.

Definition at line 50 of file vdpau.h.

---

Function Documentation

void ff_vdpau_add_data_chunk	(	MpegEncContext *	s,
		const uint8_t *	buf,
		int	buf_size
	)

Definition at line 110 of file vdpau.c.

Referenced by decode_nal_units(), ff_vdpau_mpeg4_decode_picture(), ff_vdpau_mpeg_picture_complete(), and ff_vdpau_vc1_decode_picture().

void ff_vdpau_h264_picture_complete

(

MpegEncContext *

s

)

Definition at line 149 of file vdpau.c.

Referenced by field_end().

void ff_vdpau_h264_picture_start

(

MpegEncContext *

s

)

Definition at line 130 of file vdpau.c.

Referenced by decode_nal_units().

void ff_vdpau_h264_set_reference_frames

(

MpegEncContext *

s

)

Definition at line 41 of file vdpau.c.

Referenced by field_end().

void ff_vdpau_mpeg4_decode_picture	(	MpegEncContext *	s,
		const uint8_t *	buf,
		int	buf_size
	)

Definition at line 319 of file vdpau.c.

Referenced by ff_h263_decode_frame().

void ff_vdpau_mpeg_picture_complete	(	MpegEncContext *	s,
		const uint8_t *	buf,
		int	buf_size,
		int	slice_count
	)

Definition at line 193 of file vdpau.c.

Referenced by decode_chunks().

void ff_vdpau_vc1_decode_picture	(	MpegEncContext *	s,
		const uint8_t *	buf,
		int	buf_size
	)

Definition at line 250 of file vdpau.c.

Referenced by vc1_decode_frame().

static int vdpau_mpeg2_decode_slice	(	AVCodecContext *	avctx,
		const uint8_t *	buffer,
		uint32_t	size
	)			[static]

Definition at line 379 of file vdpau.c.

static int vdpau_mpeg2_end_frame

(

AVCodecContext *

avctx

)

[static]

Definition at line 384 of file vdpau.c.

static int vdpau_mpeg2_start_frame	(	AVCodecContext *	avctx,
		const uint8_t *	buffer,
		uint32_t	size
	)			[static]

Definition at line 374 of file vdpau.c.

---

Variable Documentation

AVHWAccel ff_mpeg1_vdpau_hwaccel

Initial value:

 {
    .name           = "mpeg1_vdpau",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = CODEC_ID_MPEG1VIDEO,
    .pix_fmt        = PIX_FMT_VDPAU_MPEG1,
    .start_frame    = vdpau_mpeg2_start_frame,
    .end_frame      = vdpau_mpeg2_end_frame,
    .decode_slice   = vdpau_mpeg2_decode_slice,
}

Definition at line 389 of file vdpau.c.

AVHWAccel ff_mpeg2_vdpau_hwaccel

Initial value:

 {
    .name           = "mpeg2_vdpau",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = CODEC_ID_MPEG2VIDEO,
    .pix_fmt        = PIX_FMT_VDPAU_MPEG2,
    .start_frame    = vdpau_mpeg2_start_frame,
    .end_frame      = vdpau_mpeg2_end_frame,
    .decode_slice   = vdpau_mpeg2_decode_slice,
}

Definition at line 399 of file vdpau.c.