Commit 0a0f19b5 authored by Anton Khirnov's avatar Anton Khirnov

lavc: add const to AVCodec* function parameters.

parent 15c71dfd
......@@ -1298,7 +1298,7 @@ typedef struct AVCodecContext {
int log_level_offset;
enum AVMediaType codec_type; /* see AVMEDIA_TYPE_xxx */
struct AVCodec *codec;
const struct AVCodec *codec;
char codec_name[32];
enum AVCodecID codec_id; /* see AV_CODEC_ID_xxx */
......@@ -3150,7 +3150,7 @@ typedef struct AVSubtitle {
* if c is non-NULL, returns the next registered codec after c,
* or NULL if c is the last one.
*/
AVCodec *av_codec_next(AVCodec *c);
AVCodec *av_codec_next(const AVCodec *c);
/**
* Return the LIBAVCODEC_VERSION_INT constant.
......@@ -3204,7 +3204,7 @@ void avcodec_register_all(void);
* @return An AVCodecContext filled with default values or NULL on failure.
* @see avcodec_get_context_defaults
*/
AVCodecContext *avcodec_alloc_context3(AVCodec *codec);
AVCodecContext *avcodec_alloc_context3(const AVCodec *codec);
/**
* Set the fields of the given AVCodecContext to default values corresponding
......@@ -3215,7 +3215,7 @@ AVCodecContext *avcodec_alloc_context3(AVCodec *codec);
* If codec is non-NULL, it is illegal to call avcodec_open2() with a
* different codec on this AVCodecContext.
*/
int avcodec_get_context_defaults3(AVCodecContext *s, AVCodec *codec);
int avcodec_get_context_defaults3(AVCodecContext *s, const AVCodec *codec);
/**
* Get the AVClass for AVCodecContext. It can be used in combination with
......@@ -3290,7 +3290,7 @@ void avcodec_get_frame_defaults(AVFrame *pic);
* @see avcodec_alloc_context3(), avcodec_find_decoder(), avcodec_find_encoder(),
* av_dict_set(), av_opt_find().
*/
int avcodec_open2(AVCodecContext *avctx, AVCodec *codec, AVDictionary **options);
int avcodec_open2(AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options);
/**
* Close a given AVCodecContext and free all the data associated with it
......@@ -4527,12 +4527,12 @@ int avcodec_is_open(AVCodecContext *s);
/**
* @return a non-zero number if codec is an encoder, zero otherwise
*/
int av_codec_is_encoder(AVCodec *codec);
int av_codec_is_encoder(const AVCodec *codec);
/**
* @return a non-zero number if codec is a decoder, zero otherwise
*/
int av_codec_is_decoder(AVCodec *codec);
int av_codec_is_decoder(const AVCodec *codec);
/**
* @return descriptor for given codec ID or NULL if no descriptor exists.
......
......@@ -77,7 +77,8 @@ static const AVClass av_codec_context_class = {
.child_class_next = codec_child_class_next,
};
int avcodec_get_context_defaults3(AVCodecContext *s, AVCodec *codec){
int avcodec_get_context_defaults3(AVCodecContext *s, const AVCodec *codec)
{
memset(s, 0, sizeof(AVCodecContext));
s->av_class = &av_codec_context_class;
......@@ -122,7 +123,8 @@ int avcodec_get_context_defaults3(AVCodecContext *s, AVCodec *codec){
return 0;
}
AVCodecContext *avcodec_alloc_context3(AVCodec *codec){
AVCodecContext *avcodec_alloc_context3(const AVCodec *codec)
{
AVCodecContext *avctx= av_malloc(sizeof(AVCodecContext));
if(avctx==NULL) return NULL;
......
......@@ -96,7 +96,8 @@ void av_fast_padded_malloc(void *ptr, unsigned int *size, size_t min_size)
/* encoder management */
static AVCodec *first_avcodec = NULL;
AVCodec *av_codec_next(AVCodec *c){
AVCodec *av_codec_next(const AVCodec *c)
{
if(c) return c->next;
else return first_avcodec;
}
......@@ -112,12 +113,12 @@ static void avcodec_init(void)
ff_dsputil_static_init();
}
int av_codec_is_encoder(AVCodec *codec)
int av_codec_is_encoder(const AVCodec *codec)
{
return codec && (codec->encode || codec->encode2);
}
int av_codec_is_decoder(AVCodec *codec)
int av_codec_is_decoder(const AVCodec *codec)
{
return codec && codec->decode;
}
......@@ -627,7 +628,7 @@ AVFrame *avcodec_alloc_frame(void){
return pic;
}
int attribute_align_arg avcodec_open2(AVCodecContext *avctx, AVCodec *codec, AVDictionary **options)
int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options)
{
int ret = 0;
AVDictionary *tmp = NULL;
......@@ -1508,7 +1509,7 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode)
{
const char *codec_name;
const char *profile = NULL;
AVCodec *p;
const AVCodec *p;
char buf1[32];
int bitrate;
AVRational display_aspect_ratio;
......
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