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roqvideoenc: add const qualifier to the input frame.

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This commit is contained in:
Anton Khirnov 2012-02-19 10:01:01 +01:00
parent 1ea5755046
commit 4fd7cfef0b
2 changed files with 9 additions and 9 deletions
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2
libavcodec/roqvideo.h
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@ -69,7 +69,7 @@ typedef struct RoqContext {
unsigned int framesSinceKeyframe;
AVFrame *frame_to_enc;
const AVFrame *frame_to_enc;
uint8_t *out_buf;
struct RoqTempData *tmpData;
} RoqContext;

16
libavcodec/roqvideoenc.c
View File

@ -112,7 +112,7 @@ static inline int square(int x)
return x*x;
}
static inline int eval_sse(uint8_t *a, uint8_t *b, int count)
static inline int eval_sse(const uint8_t *a, const uint8_t *b, int count)
{
int diff=0;
@ -124,8 +124,8 @@ static inline int eval_sse(uint8_t *a, uint8_t *b, int count)
// FIXME Could use DSPContext.sse, but it is not so speed critical (used
// just for motion estimation).
static int block_sse(uint8_t **buf1, uint8_t **buf2, int x1, int y1, int x2,
int y2, int *stride1, int *stride2, int size)
static int block_sse(uint8_t * const *buf1, uint8_t * const *buf2, int x1, int y1,
int x2, int y2, const int *stride1, const int *stride2, int size)
{
int i, k;
int sse=0;
@ -260,7 +260,7 @@ static void create_cel_evals(RoqContext *enc, RoqTempdata *tempData)
/**
* Get macroblocks from parts of the image
*/
static void get_frame_mb(AVFrame *frame, int x, int y, uint8_t mb[], int dim)
static void get_frame_mb(const AVFrame *frame, int x, int y, uint8_t mb[], int dim)
{
int i, j, cp;
@ -754,8 +754,8 @@ static void reconstruct_and_encode_image(RoqContext *enc, RoqTempdata *tempData,
/**
* Create a single YUV cell from a 2x2 section of the image
*/
static inline void frame_block_to_cell(uint8_t *block, uint8_t **data,
int top, int left, int *stride)
static inline void frame_block_to_cell(uint8_t *block, uint8_t * const *data,
int top, int left, const int *stride)
{
int i, j, u=0, v=0;
@ -775,7 +775,7 @@ static inline void frame_block_to_cell(uint8_t *block, uint8_t **data,
/**
* Create YUV clusters for the entire image
*/
static void create_clusters(AVFrame *frame, int w, int h, uint8_t *yuvClusters)
static void create_clusters(const AVFrame *frame, int w, int h, uint8_t *yuvClusters)
{
int i, j, k, l;
@ -1004,7 +1004,7 @@ static void roq_write_video_info_chunk(RoqContext *enc)
static int roq_encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data)
{
RoqContext *enc = avctx->priv_data;
AVFrame *frame= data;
const AVFrame *frame= data;
uint8_t *buf_start = buf;
enc->out_buf = buf;