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[xcode] Change the signature of transcode_setup/transcode_en/decode_setup()

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Should make it easier to add/remove parameters without changing all calls to the
functions throughout the code.

Also adds an interface through which to call make_mp4_header().
This commit is contained in:
ejurgensen
2023-12-25 22:29:32 +01:00
parent 9dbec4b99e
commit 4a08644806
12 changed files with 165 additions and 91 deletions
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44
src/transcode.h
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@@ -3,7 +3,6 @@
#define __TRANSCODE_H__
#include <event2/buffer.h>
#include "db.h"
#include "http.h"
#include "misc.h"
@@ -66,6 +65,29 @@ struct transcode_evbuf_io
void *seekfn_arg;
};
struct transcode_decode_setup_args
{
enum transcode_profile profile;
struct media_quality *quality;
bool is_http;
uint32_t len_ms;
// Source must be either of these
const char *path;
struct transcode_evbuf_io *evbuf_io;
};
struct transcode_encode_setup_args
{
enum transcode_profile profile;
struct media_quality *quality;
struct decode_ctx *src_ctx;
struct transcode_evbuf_io *evbuf_io;
struct evbuffer *prepared_header;
int width;
int height;
};
struct transcode_metadata_string
{
char *type;
@@ -78,16 +100,13 @@ struct transcode_metadata_string
// Setting up
struct decode_ctx *
transcode_decode_setup(enum transcode_profile profile, struct media_quality *quality, enum data_kind data_kind, const char *path, struct transcode_evbuf_io *evbuf_io, uint32_t len_ms);
transcode_decode_setup(struct transcode_decode_setup_args args);
struct encode_ctx *
transcode_encode_setup(enum transcode_profile profile, struct media_quality *quality, struct decode_ctx *src_ctx, int width, int height);
struct encode_ctx *
transcode_encode_setup_with_io(enum transcode_profile profile, struct media_quality *quality, struct transcode_evbuf_io *evbuf_io, struct decode_ctx *src_ctx, int width, int height);
transcode_encode_setup(struct transcode_encode_setup_args args);
struct transcode_ctx *
transcode_setup(enum transcode_profile profile, struct media_quality *quality, enum data_kind data_kind, const char *path, uint32_t len_ms);
transcode_setup(struct transcode_decode_setup_args decode_args, struct transcode_encode_setup_args encode_args);
struct decode_ctx *
transcode_decode_setup_raw(enum transcode_profile profile, struct media_quality *quality);
@@ -201,4 +220,15 @@ transcode_metadata(struct transcode_ctx *ctx, int *changed);
void
transcode_metadata_strings_set(struct transcode_metadata_string *s, enum transcode_profile profile, struct media_quality *q, uint32_t len_ms);
/* Creates a header for later transcoding of a source file. This header can be
* given to transcode_encode_setup which in some cases will make it faster (MP4)
*
* @out header An evbuffer with the header
* @in profile Transcoding profile
* @in path Path to the source file
* @return Negative if error, otherwise zero
*/
int
transcode_prepare_header(struct evbuffer **header, enum transcode_profile profile, const char *path);
#endif /* !__TRANSCODE_H__ */