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[xcode] Adapt to allow for new raw PCM input profiles, e.g. 48000/16

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This commit is contained in:
ejurgensen
2019-02-08 18:53:40 +01:00
parent 1696fc3384
commit ad77a42dbb
2 changed files with 82 additions and 18 deletions
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23
src/transcode.h
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@@ -8,12 +8,17 @@
enum transcode_profile
{
// Decodes/resamples the best audio stream into 44100 PCM16 (does not add wav header)
XCODE_PCM16_NOHEADER,
// Decodes/resamples the best audio stream into 44100 PCM16 (with wav header)
XCODE_PCM16_HEADER,
// Used for errors
XCODE_UNKNOWN = 0,
// Decodes the best audio stream into PCM16 or PCM24, no resampling (does not add wav header)
XCODE_PCM_NATIVE,
// Decodes/resamples the best audio stream into 44100 PCM16 (with wav header)
XCODE_PCM16_HEADER,
// Decodes/resamples the best audio stream (no wav headers)
XCODE_PCM16_44100,
XCODE_PCM16_48000,
XCODE_PCM24_44100,
XCODE_PCM24_48000,
// Transcodes the best audio stream into MP3
XCODE_MP3,
// Transcodes the best audio stream into OPUS
@@ -44,7 +49,7 @@ struct transcode_ctx *
transcode_setup(enum transcode_profile profile, enum data_kind data_kind, const char *path, uint32_t song_length, off_t *est_size);
struct decode_ctx *
transcode_decode_setup_raw(void);
transcode_decode_setup_raw(enum transcode_profile profile);
int
transcode_needed(const char *user_agent, const char *client_codecs, char *file_codectype);
@@ -100,13 +105,17 @@ transcode(struct evbuffer *evbuf, int *icy_timer, struct transcode_ctx *ctx, int
* transcode_encode() function. It does not copy, so if you free the data the
* frame will become invalid.
*
* @in profile Tells the function what kind of frame to create
* @in data Buffer with raw data
* @in size Size of buffer
* @in nsamples Number of samples in the buffer
* @in sample_rate
* Sample rate
* @in bits_per_sample
* BPS must be either 16 or 24
* @return Opaque pointer to frame if OK, otherwise NULL
*/
transcode_frame *
transcode_frame_new(enum transcode_profile profile, void *data, size_t size);
transcode_frame_new(void *data, size_t size, int nsamples, int sample_rate, int bits_per_sample);
void
transcode_frame_free(transcode_frame *frame);