FFmpeg  4.4.4
Data Structures | Macros | Functions | Variables
v210dec.c File Reference
#include "avcodec.h"
#include "internal.h"
#include "v210dec.h"
#include "libavutil/bswap.h"
#include "libavutil/internal.h"
#include "libavutil/mem.h"
#include "libavutil/intreadwrite.h"
#include "thread.h"

Go to the source code of this file.

Data Structures

struct  ThreadData
 Used for passing data between threads. More...
 

Macros

#define READ_PIXELS(a, b, c)
 
#define V210DEC_FLAGS   AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_VIDEO_PARAM
 

Functions

static void v210_planar_unpack_c (const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width)
 
av_cold void ff_v210dec_init (V210DecContext *s)
 
static av_cold int decode_init (AVCodecContext *avctx)
 
static int v210_decode_slice (AVCodecContext *avctx, void *arg, int jobnr, int threadnr)
 
static int decode_frame (AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
 

Variables

static const AVOption v210dec_options []
 
static const AVClass v210dec_class
 
AVCodec ff_v210_decoder
 

Macro Definition Documentation

◆ READ_PIXELS

#define READ_PIXELS (   a,
  b,
  c 
)
Value:
do { \
val = av_le2ne32(*src++); \
*a++ = val & 0x3FF; \
*b++ = (val >> 10) & 0x3FF; \
*c++ = (val >> 20) & 0x3FF; \
} while (0)
static double val(void *priv, double ch)
Definition: aeval.c:76
#define av_le2ne32(x)
Definition: bswap.h:96
#define src
Definition: vp8dsp.c:255
const char * b
Definition: vf_curves.c:118
static double c[64]

Definition at line 33 of file v210dec.c.

◆ V210DEC_FLAGS

Definition at line 203 of file v210dec.c.

Function Documentation

◆ v210_planar_unpack_c()

static void v210_planar_unpack_c ( const uint32_t *  src,
uint16_t *  y,
uint16_t *  u,
uint16_t *  v,
int  width 
)
static

Definition at line 47 of file v210dec.c.

Referenced by ff_v210dec_init().

◆ ff_v210dec_init()

av_cold void ff_v210dec_init ( V210DecContext s)

Definition at line 60 of file v210dec.c.

Referenced by checkasm_check_v210dec(), decode_frame(), and decode_init().

◆ decode_init()

static av_cold int decode_init ( AVCodecContext avctx)
static

Definition at line 67 of file v210dec.c.

◆ v210_decode_slice()

static int v210_decode_slice ( AVCodecContext avctx,
void arg,
int  jobnr,
int  threadnr 
)
static

Definition at line 81 of file v210dec.c.

Referenced by decode_frame().

◆ decode_frame()

static int decode_frame ( AVCodecContext avctx,
void data,
int got_frame,
AVPacket avpkt 
)
static

Definition at line 140 of file v210dec.c.

Variable Documentation

◆ v210dec_options

const AVOption v210dec_options[]
static
Initial value:
= {
{"custom_stride", "Custom V210 stride", 0x42, AV_OPT_TYPE_INT,
{.i64 = 0}, INT_MIN, INT_MAX, V210DEC_FLAGS},
{NULL}
}
#define NULL
Definition: coverity.c:32
@ AV_OPT_TYPE_INT
Definition: opt.h:225
#define V210DEC_FLAGS
Definition: v210dec.c:203

Definition at line 204 of file v210dec.c.

◆ v210dec_class

const AVClass v210dec_class
static
Initial value:
= {
.class_name = "V210 Decoder",
.item_name = av_default_item_name,
.option = v210dec_options,
}
const char * av_default_item_name(void *ptr)
Return the context name.
Definition: log.c:235
#define LIBAVUTIL_VERSION_INT
Definition: version.h:85
static const AVOption v210dec_options[]
Definition: v210dec.c:204

Definition at line 210 of file v210dec.c.

◆ ff_v210_decoder

AVCodec ff_v210_decoder
Initial value:
= {
.name = "v210",
.long_name = NULL_IF_CONFIG_SMALL("Uncompressed 4:2:2 10-bit"),
.priv_data_size = sizeof(V210DecContext),
.capabilities = AV_CODEC_CAP_DR1 |
.priv_class = &v210dec_class,
}
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:31
static void decode(AVCodecContext *dec_ctx, AVPacket *pkt, AVFrame *frame, FILE *outfile)
Definition: decode_audio.c:71
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() or get_encode_buffer() for allocating buffers and supports custom allocators.
Definition: codec.h:52
#define AV_CODEC_CAP_SLICE_THREADS
Codec supports slice-based (or partition-based) multithreading.
Definition: codec.h:112
#define AV_CODEC_CAP_FRAME_THREADS
Codec supports frame-level multithreading.
Definition: codec.h:108
@ AV_CODEC_ID_V210
Definition: codec_id.h:176
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
static av_cold int decode_init(AVCodecContext *avctx)
Definition: v210dec.c:67
static const AVClass v210dec_class
Definition: v210dec.c:210
static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
Definition: v210dec.c:140
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:117

Definition at line 217 of file v210dec.c.