FFmpeg: doc/examples/hw_decode.c File Reference

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Functions | Variables

hw_decode.c File Reference

#include <stdio.h>
#include <libavcodec/avcodec.h>
#include <libavformat/avformat.h>
#include <libavutil/mem.h>
#include <libavutil/pixdesc.h>
#include <libavutil/hwcontext.h>
#include <libavutil/opt.h>
#include <libavutil/avassert.h>
#include <libavutil/imgutils.h>

Go to the source code of this file.

Functions

static int hw_decoder_init (AVCodecContext *ctx, const enum AVHWDeviceType type)

static enum AVPixelFormat get_hw_format (AVCodecContext *ctx, const enum AVPixelFormat *pix_fmts)

static int decode_write (AVCodecContext *avctx, AVPacket *packet)

int main (int argc, char *argv[])

Variables

static AVBufferRef * hw_device_ctx = NULL

static enum AVPixelFormat hw_pix_fmt

static FILE * output_file = NULL

Function Documentation

◆ hw_decoder_init()

static int hw_decoder_init ( AVCodecContext * ctx,

const enum AVHWDeviceType type

)

static

Examples: hw_decode.c.

Definition at line 49 of file hw_decode.c.

Referenced by main().

◆ get_hw_format()

static enum AVPixelFormat get_hw_format ( AVCodecContext * ctx,

const enum AVPixelFormat * pix_fmts

)

static

Examples: hw_decode.c.

Definition at line 63 of file hw_decode.c.

Referenced by main().

◆ decode_write()

static int decode_write ( AVCodecContext * avctx,

AVPacket * packet

)

static

Examples: hw_decode.c.

Definition at line 77 of file hw_decode.c.

Referenced by main().

◆ main()

int main ( int argc,

char * argv[]

)

Examples: hw_decode.c.

Definition at line 149 of file hw_decode.c.

Variable Documentation

◆ hw_device_ctx

AVBufferRef* hw_device_ctx = NULL

static

Examples: hw_decode.c.

Definition at line 45 of file hw_decode.c.

Referenced by amf_buffer_from_packet(), amf_decode_init(), amf_init_decoder(), amf_init_encoder(), amf_lock_context(), amf_submit_frame(), amf_unlock_context(), hw_decoder_init(), main(), and nvdec_decoder_create().

◆ hw_pix_fmt

enum AVPixelFormat hw_pix_fmt

static

Examples: hw_decode.c.

Definition at line 46 of file hw_decode.c.

Referenced by avcodec_get_hw_frames_parameters(), decode_write(), get_hw_format(), and main().

◆ output_file

FILE* output_file = NULL

static

Examples: hw_decode.c.

Definition at line 47 of file hw_decode.c.

Referenced by decode_write(), and main().

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