Upgrade to libspeex 1.2beta2. Very minor performance increase (0.6% on coldfire).

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13461 a1c6a512-1295-4272-9138-f99709370657

4 files changed, 86 insertions, 68 deletions

diff --git a/apps/codecs/libspeex/speex/speex.h b/apps/codecs/libspeex/speex/speex.h
index 0ae1abad34..0ff4be135f 100644
--- a/apps/codecs/libspeex/speex/speex.h
+++ b/apps/codecs/libspeex/speex/speex.h
@@ -155,6 +155,10 @@ extern "C" {
 /** Get status of input/output high-pass filtering */
 #define SPEEX_GET_HIGHPASS 45
 
+/** Get "activity level" of the last decoded frame, i.e.
+    now much damage we cause if we remove the frame */
+#define SPEEX_GET_ACTIVITY 47
+
 
 /* Preserving compatibility:*/
 /** Equivalent to SPEEX_SET_ENH */
@@ -297,7 +301,7 @@ typedef struct SpeexMode {
  * encode, you need one state per channel.
  *
  * @param mode The mode to use (either speex_nb_mode or speex_wb.mode) 
- * @return A newly created encoder
+ * @return A newly created encoder state or NULL if state allocation fails
  */
 void *speex_encoder_init(const SpeexMode *mode);
 
@@ -330,7 +334,7 @@ int speex_encode_int(void *state, spx_int16_t *in, SpeexBits *bits);
  * @param state Encoder state
  * @param request ioctl-type request (one of the SPEEX_* macros)
  * @param ptr Data exchanged to-from function
- * @return 0 if no error, -1 if request in unknown
+ * @return 0 if no error, -1 if request in unknown, -2 for invalid parameter
  */
 int speex_encoder_ctl(void *state, int request, void *ptr);
 
@@ -341,7 +345,7 @@ int speex_encoder_ctl(void *state, int request, void *ptr);
  * decode, you need one state per channel.
  *
  * @param mode Speex mode (one of speex_nb_mode or speex_wb_mode)
- * @return A newly created decoder state
+ * @return A newly created decoder state or NULL if state allocation fails
  */ 
 void *speex_decoder_init(const SpeexMode *mode);
 
@@ -376,7 +380,7 @@ int speex_decode_int(void *state, SpeexBits *bits, spx_int16_t *out);
  * @param state Decoder state
  * @param request ioctl-type request (one of the SPEEX_* macros)
  * @param ptr Data exchanged to-from function
- * @return 0 if no error, -1 if request in unknown
+ * @return 0 if no error, -1 if request in unknown, -2 for invalid parameter
  */
 int speex_decoder_ctl(void *state, int request, void *ptr);
 
@@ -386,12 +390,14 @@ int speex_decoder_ctl(void *state, int request, void *ptr);
  * @param mode Speex mode
  * @param request ioctl-type request (one of the SPEEX_* macros)
  * @param ptr Data exchanged to-from function
+ * @return 0 if no error, -1 if request in unknown, -2 for invalid parameter
  */
 int speex_mode_query(const SpeexMode *mode, int request, void *ptr);
 
 /** Functions for controlling the behavior of libspeex
  * @param request ioctl-type request (one of the SPEEX_LIB_* macros)
  * @param ptr Data exchanged to-from function
+ * @return 0 if no error, -1 if request in unknown, -2 for invalid parameter
  */
 int speex_lib_ctl(int request, void *ptr);
 
diff --git a/apps/codecs/libspeex/speex/speex_bits.h b/apps/codecs/libspeex/speex/speex_bits.h
index 88334c4214..a26fb4ce0c 100644
--- a/apps/codecs/libspeex/speex/speex_bits.h
+++ b/apps/codecs/libspeex/speex/speex_bits.h
@@ -64,6 +64,9 @@ void speex_bits_init(SpeexBits *bits);
 /** Initializes SpeexBits struct using a pre-allocated buffer*/
 void speex_bits_init_buffer(SpeexBits *bits, void *buff, int buf_size);
 
+/** Sets the bits in a SpeexBits struct to use data from an existing buffer (for decoding without copying data) */
+void speex_bits_set_bit_buffer(SpeexBits *bits, void *buff, int buf_size);
+
 /** Frees all resources associated to a SpeexBits struct. Right now this does nothing since no resources are allocated, but this could change in the future.*/
 void speex_bits_destroy(SpeexBits *bits);
 
diff --git a/apps/codecs/libspeex/speex/speex_jitter.h b/apps/codecs/libspeex/speex/speex_jitter.h
index a5314d6e0a..570e22b1e2 100644
--- a/apps/codecs/libspeex/speex/speex_jitter.h
+++ b/apps/codecs/libspeex/speex/speex_jitter.h
@@ -121,7 +121,7 @@ void jitter_buffer_put(JitterBuffer *jitter, const JitterBufferPacket *packet);
  * @param packet Returned packet
  * @param current_timestamp Timestamp for the returned packet 
 */
-int jitter_buffer_get(JitterBuffer *jitter, JitterBufferPacket *packet, spx_uint32_t *current_timestamp);
+int jitter_buffer_get(JitterBuffer *jitter, JitterBufferPacket *packet, spx_int32_t *start_offset);
 
 /** Get pointer timestamp of jitter buffer
  * 
@@ -144,7 +144,7 @@ void jitter_buffer_tick(JitterBuffer *jitter);
 */
 int jitter_buffer_ctl(JitterBuffer *jitter, int request, void *ptr);
 
-int jitter_buffer_update_delay(JitterBuffer *jitter, JitterBufferPacket *packet, spx_uint32_t *start_offset);
+int jitter_buffer_update_delay(JitterBuffer *jitter, JitterBufferPacket *packet, spx_int32_t *start_offset);
 
 /* @} */
 
diff --git a/apps/codecs/libspeex/speex/speex_resampler.h b/apps/codecs/libspeex/speex/speex_resampler.h
index 93642ced2f..c44fbcd0d1 100644
--- a/apps/codecs/libspeex/speex/speex_resampler.h
+++ b/apps/codecs/libspeex/speex/speex_resampler.h
@@ -69,29 +69,20 @@
 #define speex_resampler_get_quality CAT_PREFIX(RANDOM_PREFIX,_resampler_get_quality)
 #define speex_resampler_set_input_stride CAT_PREFIX(RANDOM_PREFIX,_resampler_set_input_stride)
 #define speex_resampler_get_input_stride CAT_PREFIX(RANDOM_PREFIX,_resampler_get_input_stride)
-#define speex_resample_set_output_stride CAT_PREFIX(RANDOM_PREFIX,_resample_set_output_stride)
-#define speex_resample_get_output_stride CAT_PREFIX(RANDOM_PREFIX,_resample_get_output_stride)
+#define speex_resampler_set_output_stride CAT_PREFIX(RANDOM_PREFIX,_resampler_set_output_stride)
+#define speex_resampler_get_output_stride CAT_PREFIX(RANDOM_PREFIX,_resampler_get_output_stride)
 #define speex_resampler_skip_zeros CAT_PREFIX(RANDOM_PREFIX,_resampler_skip_zeros)
 #define speex_resampler_reset_mem CAT_PREFIX(RANDOM_PREFIX,_resampler_reset_mem)
+#define speex_resampler_strerror CAT_PREFIX(RANDOM_PREFIX,_resampler_strerror)
 
 #define spx_int16_t short
-
-#ifdef FIXED_POINT
-#define spx_word16_t short
-#define spx_word32_t int
-
-#else /* FIXED_POINT */
-
-#define spx_word16_t float
-#define spx_word32_t float
-#define MULT16_16(a,b) ((a)*(b))
-#define MULT16_32_Q15(a,b) ((a)*(b))
-#define PSHR32(a,b) (a)
-#endif /* FIXED_POINT */
-
+#define spx_int32_t int
+#define spx_uint16_t unsigned short
+#define spx_uint32_t unsigned int
+      
 #else /* OUTSIDE_SPEEX */
 
-#include "speex_types.h"
+#include "speex/speex_types.h"
 
 #endif /* OUTSIDE_SPEEX */
 
@@ -104,7 +95,17 @@ extern "C" {
 #define SPEEX_RESAMPLER_QUALITY_DEFAULT 4
 #define SPEEX_RESAMPLER_QUALITY_VOIP 3
 #define SPEEX_RESAMPLER_QUALITY_DESKTOP 5
+
+enum {
+   RESAMPLER_ERR_SUCCESS         = 0,
+   RESAMPLER_ERR_ALLOC_FAILED    = 1,
+   RESAMPLER_ERR_BAD_STATE       = 2,
+   RESAMPLER_ERR_INVALID_ARG     = 3,
+   RESAMPLER_ERR_PTR_OVERLAP     = 4,
    
+   RESAMPLER_ERR_MAX_ERROR
+};
+
 struct SpeexResamplerState_;
 typedef struct SpeexResamplerState_ SpeexResamplerState;
 
@@ -117,10 +118,11 @@ typedef struct SpeexResamplerState_ SpeexResamplerState;
  * @return Newly created resampler state
  * @retval NULL Error: not enough memory
  */
-SpeexResamplerState *speex_resampler_init(int nb_channels, 
-                                          int in_rate, 
-                                          int out_rate, 
-                                          int quality);
+SpeexResamplerState *speex_resampler_init(spx_uint32_t nb_channels, 
+                                          spx_uint32_t in_rate, 
+                                          spx_uint32_t out_rate, 
+                                          int quality,
+                                          int *err);
 
 /** Create a new resampler with fractional input/output rates. The sampling 
  * rate ratio is an arbitrary rational number with both the numerator and 
@@ -135,12 +137,13 @@ SpeexResamplerState *speex_resampler_init(int nb_channels,
  * @return Newly created resampler state
  * @retval NULL Error: not enough memory
  */
-SpeexResamplerState *speex_resampler_init_frac(int nb_channels, 
-                                               int ratio_num, 
-                                               int ratio_den, 
-                                               int in_rate, 
-                                               int out_rate, 
-                                               int quality);
+SpeexResamplerState *speex_resampler_init_frac(spx_uint32_t nb_channels, 
+                                               spx_uint32_t ratio_num, 
+                                               spx_uint32_t ratio_den, 
+                                               spx_uint32_t in_rate, 
+                                               spx_uint32_t out_rate, 
+                                               int quality,
+                                               int *err);
 
 /** Destroy a resampler state.
  * @param st Resampler state
@@ -157,12 +160,12 @@ void speex_resampler_destroy(SpeexResamplerState *st);
  * @param out Output buffer
  * @param out_len Size of the output buffer. Returns the number of samples written
  */
-void speex_resampler_process_float(SpeexResamplerState *st, 
-                                   int channel_index, 
+int speex_resampler_process_float(SpeexResamplerState *st, 
+                                   spx_uint32_t channel_index, 
                                    const float *in, 
-                                   int *in_len, 
+                                   spx_uint32_t *in_len, 
                                    float *out, 
-                                   int *out_len);
+                                   spx_uint32_t *out_len);
 
 /** Resample an int array. The input and output buffers must *not* overlap.
  * @param st Resampler state
@@ -174,12 +177,12 @@ void speex_resampler_process_float(SpeexResamplerState *st,
  * @param out Output buffer
  * @param out_len Size of the output buffer. Returns the number of samples written
  */
-void speex_resampler_process_int(SpeexResamplerState *st, 
-                                 int channel_index, 
+int speex_resampler_process_int(SpeexResamplerState *st, 
+                                 spx_uint32_t channel_index, 
                                  const spx_int16_t *in, 
-                                 int *in_len, 
+                                 spx_uint32_t *in_len, 
                                  spx_int16_t *out, 
-                                 int *out_len);
+                                 spx_uint32_t *out_len);
 
 /** Resample an interleaved float array. The input and output buffers must *not* overlap.
  * @param st Resampler state
@@ -190,11 +193,11 @@ void speex_resampler_process_int(SpeexResamplerState *st,
  * @param out_len Size of the output buffer. Returns the number of samples written.
  * This is all per-channel.
  */
-void speex_resampler_process_interleaved_float(SpeexResamplerState *st, 
+int speex_resampler_process_interleaved_float(SpeexResamplerState *st, 
                                                const float *in, 
-                                               int *in_len, 
+                                               spx_uint32_t *in_len, 
                                                float *out, 
-                                               int *out_len);
+                                               spx_uint32_t *out_len);
 
 /** Resample an interleaved int array. The input and output buffers must *not* overlap.
  * @param st Resampler state
@@ -205,20 +208,20 @@ void speex_resampler_process_interleaved_float(SpeexResamplerState *st,
  * @param out_len Size of the output buffer. Returns the number of samples written.
  * This is all per-channel.
  */
-void speex_resampler_process_interleaved_int(SpeexResamplerState *st, 
+int speex_resampler_process_interleaved_int(SpeexResamplerState *st, 
                                              const spx_int16_t *in, 
-                                             int *in_len, 
+                                             spx_uint32_t *in_len, 
                                              spx_int16_t *out, 
-                                             int *out_len);
+                                             spx_uint32_t *out_len);
 
 /** Set (change) the input/output sampling rates (integer value).
  * @param st Resampler state
  * @param in_rate Input sampling rate (integer number of Hz).
  * @param out_rate Output sampling rate (integer number of Hz).
  */
-void speex_resampler_set_rate(SpeexResamplerState *st, 
-                              int in_rate, 
-                              int out_rate);
+int speex_resampler_set_rate(SpeexResamplerState *st, 
+                              spx_uint32_t in_rate, 
+                              spx_uint32_t out_rate);
 
 /** Get the current input/output sampling rates (integer value).
  * @param st Resampler state
@@ -226,8 +229,8 @@ void speex_resampler_set_rate(SpeexResamplerState *st,
  * @param out_rate Output sampling rate (integer number of Hz) copied.
  */
 void speex_resampler_get_rate(SpeexResamplerState *st, 
-                              int *in_rate, 
-                              int *out_rate);
+                              spx_uint32_t *in_rate, 
+                              spx_uint32_t *out_rate);
 
 /** Set (change) the input/output sampling rates and resampling ratio 
  * (fractional values in Hz supported).
@@ -237,11 +240,11 @@ void speex_resampler_get_rate(SpeexResamplerState *st,
  * @param in_rate Input sampling rate rounded to the nearest integer (in Hz).
  * @param out_rate Output sampling rate rounded to the nearest integer (in Hz).
  */
-void speex_resampler_set_rate_frac(SpeexResamplerState *st, 
-                                   int ratio_num, 
-                                   int ratio_den, 
-                                   int in_rate, 
-                                   int out_rate);
+int speex_resampler_set_rate_frac(SpeexResamplerState *st, 
+                                   spx_uint32_t ratio_num, 
+                                   spx_uint32_t ratio_den, 
+                                   spx_uint32_t in_rate, 
+                                   spx_uint32_t out_rate);
 
 /** Get the current resampling ratio. This will be reduced to the least
  * common denominator.
@@ -250,15 +253,15 @@ void speex_resampler_set_rate_frac(SpeexResamplerState *st,
  * @param ratio_den Denominator of the sampling rate ratio copied
  */
 void speex_resampler_get_ratio(SpeexResamplerState *st, 
-                                   int *ratio_num, 
-                                   int *ratio_den);
+                               spx_uint32_t *ratio_num, 
+                               spx_uint32_t *ratio_den);
 
 /** Set (change) the conversion quality.
  * @param st Resampler state
  * @param quality Resampling quality between 0 and 10, where 0 has poor 
  * quality and 10 has very high quality.
  */
-void speex_resampler_set_quality(SpeexResamplerState *st, 
+int speex_resampler_set_quality(SpeexResamplerState *st, 
                                  int quality);
 
 /** Get the conversion quality.
@@ -274,28 +277,28 @@ void speex_resampler_get_quality(SpeexResamplerState *st,
  * @param stride Input stride
  */
 void speex_resampler_set_input_stride(SpeexResamplerState *st, 
-                                      int stride);
+                                      spx_uint32_t stride);
 
 /** Get the input stride.
  * @param st Resampler state
  * @param stride Input stride copied
  */
 void speex_resampler_get_input_stride(SpeexResamplerState *st, 
-                                      int *stride);
+                                      spx_uint32_t *stride);
 
 /** Set (change) the output stride.
  * @param st Resampler state
  * @param stride Output stride
  */
-void speex_resample_set_output_stride(SpeexResamplerState *st, 
-                                      int stride);
+void speex_resampler_set_output_stride(SpeexResamplerState *st, 
+                                      spx_uint32_t stride);
 
 /** Get the output stride.
  * @param st Resampler state copied
  * @param stride Output stride
  */
-void speex_resample_get_output_stride(SpeexResamplerState *st, 
-                                      int *stride);
+void speex_resampler_get_output_stride(SpeexResamplerState *st, 
+                                      spx_uint32_t *stride);
 
 /** Make sure that the first samples to go out of the resamplers don't have 
  * leading zeros. This is only useful before starting to use a newly created 
@@ -305,12 +308,18 @@ void speex_resample_get_output_stride(SpeexResamplerState *st,
  * is the same for the first frame).
  * @param st Resampler state
  */
-void speex_resampler_skip_zeros(SpeexResamplerState *st);
+int speex_resampler_skip_zeros(SpeexResamplerState *st);
 
 /** Reset a resampler so a new (unrelated) stream can be processed.
  * @param st Resampler state
  */
-void speex_resampler_reset_mem(SpeexResamplerState *st);
+int speex_resampler_reset_mem(SpeexResamplerState *st);
+
+/** Returns the English meaning for an error code
+ * @param err Error code
+ * @return English string
+ */
+const char *speex_resampler_strerror(int err);
 
 #ifdef __cplusplus
 }