hvirtual/quicktime/ffmpeg/libavcodec/raw.c File Reference

#include "avcodec.h"

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Data Structures
struct	RawVideoContext
struct	PixleFormatTag
Typedefs
typedef struct PixleFormatTag	PixelFormatTag
Functions
static int	findPixelFormat (unsigned int fourcc)
unsigned int	avcodec_pix_fmt_to_codec_tag (enum PixelFormat fmt)
static int	raw_init_decoder (AVCodecContext *avctx)
static void	flip (AVCodecContext *avctx, AVPicture *picture)
static int	raw_decode (AVCodecContext *avctx, void *data, int *data_size, uint8_t *buf, int buf_size)
static int	raw_close_decoder (AVCodecContext *avctx)
static int	raw_init_encoder (AVCodecContext *avctx)
static int	raw_encode (AVCodecContext *avctx, unsigned char *frame, int buf_size, void *data)
Variables
const PixelFormatTag	pixelFormatTags []
AVCodec	rawvideo_decoder

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Typedef Documentation

typedef struct PixleFormatTag PixelFormatTag

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Function Documentation

unsigned int avcodec_pix_fmt_to_codec_tag

(

enum PixelFormat

fmt

)

Definition at line 67 of file raw.c.

References PixleFormatTag::fourcc, and PixleFormatTag::pix_fmt.

Referenced by raw_init_encoder().

static int findPixelFormat

(

unsigned int

fourcc

)

[static]

Definition at line 56 of file raw.c.

References PixleFormatTag::fourcc, PixleFormatTag::pix_fmt, and PIX_FMT_YUV420P.

Referenced by raw_init_decoder().

static void flip	(	AVCodecContext *	avctx,
		AVPicture *	picture
	)			[static]

Definition at line 109 of file raw.c.

References AVCodecContext::bits_per_sample, AVCodecContext::codec_tag, AVPicture::data, AVCodecContext::height, and AVPicture::linesize.

static int raw_close_decoder

(

AVCodecContext *

avctx

)

[static]

Definition at line 148 of file raw.c.

References av_freep(), RawVideoContext::buffer, context, and AVCodecContext::priv_data.

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static int raw_decode	(	AVCodecContext *	avctx,
		void *	data,
		int *	data_size,
		uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 116 of file raw.c.

References avpicture_fill(), RawVideoContext::buffer, context, flip, AVCodecContext::height, RawVideoContext::length, memcpy, RawVideoContext::p, picture, AVCodecContext::pix_fmt, AVCodecContext::priv_data, and AVCodecContext::width.

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static int raw_encode	(	AVCodecContext *	avctx,
		unsigned char *	frame,
		int	buf_size,
		void *	data
	)			[static]

Definition at line 168 of file raw.c.

References avpicture_layout(), AVCodecContext::height, AVCodecContext::pix_fmt, and AVCodecContext::width.

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static int raw_init_decoder

(

AVCodecContext *

avctx

)

[static]

Definition at line 80 of file raw.c.

References av_malloc(), avpicture_get_size(), AVCodecContext::bits_per_sample, RawVideoContext::buffer, AVCodecContext::codec_tag, AVCodecContext::coded_frame, context, FF_I_TYPE, findPixelFormat(), AVCodecContext::height, RawVideoContext::length, RawVideoContext::p, RawVideoContext::pic, AVCodecContext::pix_fmt, PIX_FMT_BGR24, PIX_FMT_RGB555, PIX_FMT_RGB565, PIX_FMT_RGBA32, AVCodecContext::priv_data, and AVCodecContext::width.

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static int raw_init_encoder

(

AVCodecContext *

avctx

)

[static]

Definition at line 158 of file raw.c.

References avcodec_pix_fmt_to_codec_tag(), AVCodecContext::codec_tag, AVCodecContext::coded_frame, FF_I_TYPE, AVCodecContext::pix_fmt, and AVCodecContext::priv_data.

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Variable Documentation

const PixelFormatTag pixelFormatTags[]

Initial value:

 {
    { PIX_FMT_YUV420P, MKTAG('I', '4', '2', '0') }, 
    { PIX_FMT_YUV420P, MKTAG('I', 'Y', 'U', 'V') },
    { PIX_FMT_YUV410P, MKTAG('Y', 'U', 'V', '9') },
    { PIX_FMT_YUV411P, MKTAG('Y', '4', '1', 'B') },
    { PIX_FMT_YUV422P, MKTAG('Y', '4', '2', 'B') },
    { PIX_FMT_GRAY8,   MKTAG('Y', '8', '0', '0') },
    { PIX_FMT_GRAY8,   MKTAG(' ', ' ', 'Y', '8') },


    { PIX_FMT_YUV422,  MKTAG('Y', '4', '2', '2') }, 
    { PIX_FMT_UYVY422, MKTAG('U', 'Y', 'V', 'Y') },
    { PIX_FMT_GRAY8,   MKTAG('G', 'R', 'E', 'Y') },

    { -1, 0 },
}

Definition at line 39 of file raw.c.

AVCodec rawvideo_decoder

Initial value:

 {
    "rawvideo",
    CODEC_TYPE_VIDEO,
    CODEC_ID_RAWVIDEO,
    sizeof(RawVideoContext),
    raw_init_decoder,
    NULL,
    raw_close_decoder,
    raw_decode,
}

Definition at line 186 of file raw.c.

Referenced by avcodec_register_all().