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Code Issues Releases Activity

error_resilience: Change type of array stride parameters to ptrdiff_t

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ptrdiff_t is the correct type for array strides and similar.
This commit is contained in:
Diego Biurrun 2016-09-01 20:45:41 +02:00
parent ec90305844
commit 6b52762951
2 changed files with 14 additions and 11 deletions
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21
libavcodec/error_resilience.c
View File

@ -41,7 +41,7 @@
* @param stride the number of MVs to get to the next row
* @param mv_step the number of MVs per row or column in a macroblock
*/
static void set_mv_strides(ERContext *s, int *mv_step, int *stride)
static void set_mv_strides(ERContext *s, ptrdiff_t *mv_step, ptrdiff_t *stride)
{
if (s->avctx->codec_id == AV_CODEC_ID_H264) {
assert(s->quarter_sample);
@ -92,7 +92,7 @@ static void put_dc(ERContext *s, uint8_t *dest_y, uint8_t *dest_cb,
}
}
static void filter181(int16_t *data, int width, int height, int stride)
static void filter181(int16_t *data, int width, int height, ptrdiff_t stride)
{
int x, y;
@ -134,7 +134,7 @@ static void filter181(int16_t *data, int width, int height, int stride)
* @param h height in 8 pixel blocks
*/
static void guess_dc(ERContext *s, int16_t *dc, int w,
int h, int stride, int is_luma)
int h, ptrdiff_t stride, int is_luma)
{
int b_x, b_y;
@ -220,9 +220,10 @@ static void guess_dc(ERContext *s, int16_t *dc, int w,
* @param h height in 8 pixel blocks
*/
static void h_block_filter(ERContext *s, uint8_t *dst, int w,
int h, int stride, int is_luma)
int h, ptrdiff_t stride, int is_luma)
{
int b_x, b_y, mvx_stride, mvy_stride;
int b_x, b_y;
ptrdiff_t mvx_stride, mvy_stride;
const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;
set_mv_strides(s, &mvx_stride, &mvy_stride);
mvx_stride >>= is_luma;
@ -288,9 +289,10 @@ static void h_block_filter(ERContext *s, uint8_t *dst, int w,
* @param h height in 8 pixel blocks
*/
static void v_block_filter(ERContext *s, uint8_t *dst, int w, int h,
int stride, int is_luma)
ptrdiff_t stride, int is_luma)
{
int b_x, b_y, mvx_stride, mvy_stride;
int b_x, b_y;
ptrdiff_t mvx_stride, mvy_stride;
const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;
set_mv_strides(s, &mvx_stride, &mvy_stride);
mvx_stride >>= is_luma;
@ -359,11 +361,12 @@ static void guess_mv(ERContext *s)
#define MV_FROZEN 3
#define MV_CHANGED 2
#define MV_UNCHANGED 1
const int mb_stride = s->mb_stride;
const ptrdiff_t mb_stride = s->mb_stride;
const int mb_width = s->mb_width;
const int mb_height = s->mb_height;
int i, depth, num_avail;
int mb_x, mb_y, mot_step, mot_stride;
int mb_x, mb_y;
ptrdiff_t mot_step, mot_stride;
set_mv_strides(s, &mot_step, &mot_stride);

4
libavcodec/error_resilience.h
View File

@ -57,8 +57,8 @@ typedef struct ERContext {
int *mb_index2xy;
int mb_num;
int mb_width, mb_height;
int mb_stride;
int b8_stride;
ptrdiff_t mb_stride;
ptrdiff_t b8_stride;
int error_count, error_occurred;
uint8_t *error_status_table;