utils.c File Reference

#include "libavcodec/utils.h"

Include dependency graph for utils.c:

Go to the source code of this file.

Functions
codec_t	get_av_to_ug_pixfmt (enum AVPixelFormat av_pixfmt)
const struct uv_to_av_pixfmt *	get_av_to_ug_pixfmts ()
enum AVPixelFormat	get_ug_to_av_pixfmt (codec_t ug_codec)

Variables
static const struct uv_to_av_pixfmt	uv_to_av_pixfmts []

Detailed Description

Author

Martin Pulec pulec.nosp@m.@ces.nosp@m.net.c.nosp@m.z

Martin Piatka 44559.nosp@m.7@ma.nosp@m.il.mu.nosp@m.ni.c.nosp@m.z

Definition in file utils.c.

Function Documentation

get_av_to_ug_pixfmt()

codec_t get_av_to_ug_pixfmt

(

enum AVPixelFormat

av_pixfmt

)

Definition at line 75 of file utils.c.

                                                          {
        for (unsigned int i = 0; uv_to_av_pixfmts[i].uv_codec != VIDEO_CODEC_NONE; ++i) {
                if (uv_to_av_pixfmts[i].av_pixfmt == av_pixfmt) {
                        return uv_to_av_pixfmts[i].uv_codec;
                }
        }
        return VIDEO_CODEC_NONE;
}

References av_pixfmt, uv_to_av_pixfmt::uv_codec, uv_to_av_pixfmts, and VIDEO_CODEC_NONE.

Referenced by get_av_to_uv_conversion(), and get_ug_codec_to_av().

get_av_to_ug_pixfmts()

const struct uv_to_av_pixfmt * get_av_to_ug_pixfmts

(

void

)

Returns list all known FFMPEG to UG pixfmt conversions. Terminated with NULL element.

Definition at line 97 of file utils.c.

                                                     {
        return uv_to_av_pixfmts;
}

References uv_to_av_pixfmts.

Referenced by get_intermediate_codecs_from_uv_to_av(), and set_convertible_formats().

get_ug_to_av_pixfmt()

enum AVPixelFormat get_ug_to_av_pixfmt

(

codec_t

ug_codec

)

Definition at line 84 of file utils.c.

                                                         {
        for (unsigned int i = 0; uv_to_av_pixfmts[i].uv_codec != VIDEO_CODEC_NONE; ++i) {
                if (uv_to_av_pixfmts[i].uv_codec == ug_codec) {
                        return uv_to_av_pixfmts[i].av_pixfmt;
                }
        }
        return AV_PIX_FMT_NONE;
}

References uv_to_av_pixfmt::av_pixfmt, ug_codec, uv_to_av_pixfmt::uv_codec, uv_to_av_pixfmts, and VIDEO_CODEC_NONE.

Referenced by change_pixfmt(), configure_video(), display_file_get_property(), display_file_getf(), file_get_pix_fmt(), filter(), get_available_pix_fmts(), pick_av_convertible_to_ug(), reconfigure_convert_if_needed(), select_pixfmt_callback(), setup_video(), and to_lavc_vid_conv_init().

Variable Documentation

uv_to_av_pixfmts

const struct uv_to_av_pixfmt uv_to_av_pixfmts[]

static

Initial value:

= {
        {RGBA, AV_PIX_FMT_RGBA},
        {UYVY, AV_PIX_FMT_UYVY422},
        {YUYV,AV_PIX_FMT_YUYV422},
        
        
        
        
        
        
        {RGB, AV_PIX_FMT_RGB24},
        
        
        
        
        
        {BGR, AV_PIX_FMT_BGR24},
        
        {I420, AV_PIX_FMT_YUVJ420P},
        {RG48, AV_PIX_FMT_RGB48LE},
 
 
 
        {0, 0}
}

known UG<->AV pixfmt conversions, terminate with NULL (returned by get_av_to_ug_pixfmts())

Definition at line 49 of file utils.c.

                                                         {
        {RGBA, AV_PIX_FMT_RGBA},
        {UYVY, AV_PIX_FMT_UYVY422},
        {YUYV,AV_PIX_FMT_YUYV422},
        //R10k,
        //v210,
        //DVS10,
        //DXT1,
        //DXT1_YUV,
        //DXT5,
        {RGB, AV_PIX_FMT_RGB24},
        //JPEG,
        //RAW,
        //H264,
        //MJPG,
        //VP8,
        {BGR, AV_PIX_FMT_BGR24},
        //J2K,
        {I420, AV_PIX_FMT_YUVJ420P},
        {RG48, AV_PIX_FMT_RGB48LE},
#if XV3X_PRESENT
        {Y416, AV_PIX_FMT_XV36},
#endif
        {0, 0}
};

Referenced by get_av_to_ug_pixfmt(), get_av_to_ug_pixfmts(), and get_ug_to_av_pixfmt().