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Globally prefer enum PixelFormat over int when it makes sense.

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Originally committed as revision 18129 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2009-03-21 22:24:44 +00:00
parent cc9aced32f
commit a61ec8e7ae
3 changed files with 38 additions and 36 deletions
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28
libavcodec/avcodec.h
View File

@ -31,7 +31,7 @@
#define LIBAVCODEC_VERSION_MAJOR 52
#define LIBAVCODEC_VERSION_MINOR 22
#define LIBAVCODEC_VERSION_MICRO 0
#define LIBAVCODEC_VERSION_MICRO 1
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \
@ -2661,7 +2661,7 @@ void av_resample_close(struct AVResampleContext *c);
* @param height the height of the picture
* @return zero if successful, a negative value if not
*/
int avpicture_alloc(AVPicture *picture, int pix_fmt, int width, int height);
int avpicture_alloc(AVPicture *picture, enum PixelFormat pix_fmt, int width, int height);
/**
* Free a picture previously allocated by avpicture_alloc().
@ -2689,7 +2689,7 @@ void avpicture_free(AVPicture *picture);
*/
int avpicture_fill(AVPicture *picture, uint8_t *ptr,
int pix_fmt, int width, int height);
int avpicture_layout(const AVPicture* src, int pix_fmt, int width, int height,
int avpicture_layout(const AVPicture* src, enum PixelFormat pix_fmt, int width, int height,
unsigned char *dest, int dest_size);
/**
@ -2704,9 +2704,9 @@ int avpicture_layout(const AVPicture* src, int pix_fmt, int width, int height,
* @param height the height of the image
* @return Image data size in bytes or -1 on error (e.g. too large dimensions).
*/
int avpicture_get_size(int pix_fmt, int width, int height);
void avcodec_get_chroma_sub_sample(int pix_fmt, int *h_shift, int *v_shift);
const char *avcodec_get_pix_fmt_name(int pix_fmt);
int avpicture_get_size(enum PixelFormat pix_fmt, int width, int height);
void avcodec_get_chroma_sub_sample(enum PixelFormat pix_fmt, int *h_shift, int *v_shift);
const char *avcodec_get_pix_fmt_name(enum PixelFormat pix_fmt);
void avcodec_set_dimensions(AVCodecContext *s, int width, int height);
enum PixelFormat avcodec_get_pix_fmt(const char* name);
unsigned int avcodec_pix_fmt_to_codec_tag(enum PixelFormat p);
@ -2735,7 +2735,7 @@ unsigned int avcodec_pix_fmt_to_codec_tag(enum PixelFormat p);
* @param[in] has_alpha Whether the source pixel format alpha channel is used.
* @return Combination of flags informing you what kind of losses will occur.
*/
int avcodec_get_pix_fmt_loss(int dst_pix_fmt, int src_pix_fmt,
int avcodec_get_pix_fmt_loss(enum PixelFormat dst_pix_fmt, enum PixelFormat src_pix_fmt,
int has_alpha);
/**
@ -2760,7 +2760,7 @@ int avcodec_get_pix_fmt_loss(int dst_pix_fmt, int src_pix_fmt,
* @param[out] loss_ptr Combination of flags informing you what kind of losses will occur.
* @return The best pixel format to convert to or -1 if none was found.
*/
int avcodec_find_best_pix_fmt(int64_t pix_fmt_mask, int src_pix_fmt,
enum PixelFormat avcodec_find_best_pix_fmt(int64_t pix_fmt_mask, enum PixelFormat src_pix_fmt,
int has_alpha, int *loss_ptr);
@ -2774,7 +2774,7 @@ int avcodec_find_best_pix_fmt(int64_t pix_fmt_mask, int src_pix_fmt,
* a negative value to print the corresponding header.
* Meaningful values for obtaining a pixel format info vary from 0 to PIX_FMT_NB -1.
*/
void avcodec_pix_fmt_string (char *buf, int buf_size, int pix_fmt);
void avcodec_pix_fmt_string (char *buf, int buf_size, enum PixelFormat pix_fmt);
#define FF_ALPHA_TRANSP 0x0001 /* image has some totally transparent pixels */
#define FF_ALPHA_SEMI_TRANSP 0x0002 /* image has some transparent pixels */
@ -2784,12 +2784,12 @@ void avcodec_pix_fmt_string (char *buf, int buf_size, int pix_fmt);
* @return ored mask of FF_ALPHA_xxx constants
*/
int img_get_alpha_info(const AVPicture *src,
int pix_fmt, int width, int height);
enum PixelFormat pix_fmt, int width, int height);
/* deinterlace a picture */
/* deinterlace - if not supported return -1 */
int avpicture_deinterlace(AVPicture *dst, const AVPicture *src,
int pix_fmt, int width, int height);
enum PixelFormat pix_fmt, int width, int height);
/* external high level API */
@ -3365,18 +3365,18 @@ void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size);
* Copy image 'src' to 'dst'.
*/
void av_picture_copy(AVPicture *dst, const AVPicture *src,
int pix_fmt, int width, int height);
enum PixelFormat pix_fmt, int width, int height);
/**
* Crop image top and left side.
*/
int av_picture_crop(AVPicture *dst, const AVPicture *src,
int pix_fmt, int top_band, int left_band);
enum PixelFormat pix_fmt, int top_band, int left_band);
/**
* Pad image.
*/
int av_picture_pad(AVPicture *dst, const AVPicture *src, int height, int width, int pix_fmt,
int av_picture_pad(AVPicture *dst, const AVPicture *src, int height, int width, enum PixelFormat pix_fmt,
int padtop, int padbottom, int padleft, int padright, int *color);
unsigned int av_xiphlacing(unsigned char *s, unsigned int v);

42
libavcodec/imgconvert.c
View File

@ -443,13 +443,13 @@ static const PixFmtInfo pix_fmt_info[PIX_FMT_NB] = {
},
};
void avcodec_get_chroma_sub_sample(int pix_fmt, int *h_shift, int *v_shift)
void avcodec_get_chroma_sub_sample(enum PixelFormat pix_fmt, int *h_shift, int *v_shift)
{
*h_shift = pix_fmt_info[pix_fmt].x_chroma_shift;
*v_shift = pix_fmt_info[pix_fmt].y_chroma_shift;
}
const char *avcodec_get_pix_fmt_name(int pix_fmt)
const char *avcodec_get_pix_fmt_name(enum PixelFormat pix_fmt)
{
if (pix_fmt < 0 || pix_fmt >= PIX_FMT_NB)
return NULL;
@ -467,7 +467,7 @@ enum PixelFormat avcodec_get_pix_fmt(const char* name)
return PIX_FMT_NONE;
}
void avcodec_pix_fmt_string (char *buf, int buf_size, int pix_fmt)
void avcodec_pix_fmt_string (char *buf, int buf_size, enum PixelFormat pix_fmt)
{
/* print header */
if (pix_fmt < 0)
@ -533,7 +533,7 @@ int ff_set_systematic_pal(uint32_t pal[256], enum PixelFormat pix_fmt){
return 0;
}
int ff_fill_linesize(AVPicture *picture, int pix_fmt, int width)
int ff_fill_linesize(AVPicture *picture, enum PixelFormat pix_fmt, int width)
{
int w2;
const PixFmtInfo *pinfo;
@ -621,7 +621,7 @@ int ff_fill_linesize(AVPicture *picture, int pix_fmt, int width)
return 0;
}
int ff_fill_pointer(AVPicture *picture, uint8_t *ptr, int pix_fmt,
int ff_fill_pointer(AVPicture *picture, uint8_t *ptr, enum PixelFormat pix_fmt,
int height)
{
int size, h2, size2;
@ -712,7 +712,7 @@ int ff_fill_pointer(AVPicture *picture, uint8_t *ptr, int pix_fmt,
}
int avpicture_fill(AVPicture *picture, uint8_t *ptr,
int pix_fmt, int width, int height)
enum PixelFormat pix_fmt, int width, int height)
{
if(avcodec_check_dimensions(NULL, width, height))
@ -724,7 +724,7 @@ int avpicture_fill(AVPicture *picture, uint8_t *ptr,
return ff_fill_pointer(picture, ptr, pix_fmt, height);
}
int avpicture_layout(const AVPicture* src, int pix_fmt, int width, int height,
int avpicture_layout(const AVPicture* src, enum PixelFormat pix_fmt, int width, int height,
unsigned char *dest, int dest_size)
{
const PixFmtInfo* pf = &pix_fmt_info[pix_fmt];
@ -783,7 +783,7 @@ int avpicture_layout(const AVPicture* src, int pix_fmt, int width, int height,
return size;
}
int avpicture_get_size(int pix_fmt, int width, int height)
int avpicture_get_size(enum PixelFormat pix_fmt, int width, int height)
{
AVPicture dummy_pict;
if(avcodec_check_dimensions(NULL, width, height))
@ -800,7 +800,7 @@ int avpicture_get_size(int pix_fmt, int width, int height)
return avpicture_fill(&dummy_pict, NULL, pix_fmt, width, height);
}
int avcodec_get_pix_fmt_loss(int dst_pix_fmt, int src_pix_fmt,
int avcodec_get_pix_fmt_loss(enum PixelFormat dst_pix_fmt, enum PixelFormat src_pix_fmt,
int has_alpha)
{
const PixFmtInfo *pf, *ps;
@ -855,7 +855,7 @@ int avcodec_get_pix_fmt_loss(int dst_pix_fmt, int src_pix_fmt,
return loss;
}
static int avg_bits_per_pixel(int pix_fmt)
static int avg_bits_per_pixel(enum PixelFormat pix_fmt)
{
int bits;
const PixFmtInfo *pf;
@ -898,12 +898,13 @@ static int avg_bits_per_pixel(int pix_fmt)
return bits;
}
static int avcodec_find_best_pix_fmt1(int64_t pix_fmt_mask,
int src_pix_fmt,
static enum PixelFormat avcodec_find_best_pix_fmt1(int64_t pix_fmt_mask,
enum PixelFormat src_pix_fmt,
int has_alpha,
int loss_mask)
{
int dist, i, loss, min_dist, dst_pix_fmt;
int dist, i, loss, min_dist;
enum PixelFormat dst_pix_fmt;
/* find exact color match with smallest size */
dst_pix_fmt = -1;
@ -923,10 +924,11 @@ static int avcodec_find_best_pix_fmt1(int64_t pix_fmt_mask,
return dst_pix_fmt;
}
int avcodec_find_best_pix_fmt(int64_t pix_fmt_mask, int src_pix_fmt,
enum PixelFormat avcodec_find_best_pix_fmt(int64_t pix_fmt_mask, enum PixelFormat src_pix_fmt,
int has_alpha, int *loss_ptr)
{
int dst_pix_fmt, loss_mask, i;
enum PixelFormat dst_pix_fmt;
int loss_mask, i;
static const int loss_mask_order[] = {
~0, /* no loss first */
~FF_LOSS_ALPHA,
@ -1010,7 +1012,7 @@ int ff_get_plane_bytewidth(enum PixelFormat pix_fmt, int width, int plane)
}
void av_picture_copy(AVPicture *dst, const AVPicture *src,
int pix_fmt, int width, int height)
enum PixelFormat pix_fmt, int width, int height)
{
int i;
const PixFmtInfo *pf = &pix_fmt_info[pix_fmt];
@ -1131,7 +1133,7 @@ void ff_shrink88(uint8_t *dst, int dst_wrap,
int avpicture_alloc(AVPicture *picture,
int pix_fmt, int width, int height)
enum PixelFormat pix_fmt, int width, int height)
{
int size;
void *ptr;
@ -1188,7 +1190,7 @@ int av_picture_crop(AVPicture *dst, const AVPicture *src,
}
int av_picture_pad(AVPicture *dst, const AVPicture *src, int height, int width,
int pix_fmt, int padtop, int padbottom, int padleft, int padright,
enum PixelFormat pix_fmt, int padtop, int padbottom, int padleft, int padright,
int *color)
{
uint8_t *optr;
@ -1274,7 +1276,7 @@ static int get_alpha_info_pal8(const AVPicture *src, int width, int height)
}
int img_get_alpha_info(const AVPicture *src,
int pix_fmt, int width, int height)
enum PixelFormat pix_fmt, int width, int height)
{
const PixFmtInfo *pf = &pix_fmt_info[pix_fmt];
int ret;
@ -1480,7 +1482,7 @@ static void deinterlace_bottom_field_inplace(uint8_t *src1, int src_wrap,
}
int avpicture_deinterlace(AVPicture *dst, const AVPicture *src,
int pix_fmt, int width, int height)
enum PixelFormat pix_fmt, int width, int height)
{
int i;

4
libavcodec/imgconvert.h
View File

@ -27,9 +27,9 @@
#include <stdint.h>
#include "avcodec.h"
int ff_fill_linesize(AVPicture *picture, int pix_fmt, int width);
int ff_fill_linesize(AVPicture *picture, enum PixelFormat pix_fmt, int width);
int ff_fill_pointer(AVPicture *picture, uint8_t *ptr, int pix_fmt, int height);
int ff_fill_pointer(AVPicture *picture, uint8_t *ptr, enum PixelFormat pix_fmt, int height);
int ff_get_plane_bytewidth(enum PixelFormat pix_fmt, int width, int plane);