From bb08679a702f0093077d49f76d5e597f92384fb1 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Thu, 8 Jan 2009 00:47:04 +0100 Subject: pcm_resample: use pcm_buffer (2/2) Use the PCM buffer library for the libsamplerate output buffer. --- src/pcm_resample.c | 6 ++++++ src/pcm_resample.h | 4 ++-- src/pcm_resample_libsamplerate.c | 22 ++++++---------------- 3 files changed, 14 insertions(+), 18 deletions(-) (limited to 'src') diff --git a/src/pcm_resample.c b/src/pcm_resample.c index 0a6fa0148..647d9b4f6 100644 --- a/src/pcm_resample.c +++ b/src/pcm_resample.c @@ -17,6 +17,7 @@ */ #include "pcm_resample.h" +#include "config.h" #include @@ -24,5 +25,10 @@ void pcm_resample_init(struct pcm_resample_state *state) { memset(state, 0, sizeof(*state)); +#ifdef HAVE_LIBSAMPLERATE + pcm_buffer_init(&state->in); + pcm_buffer_init(&state->out); +#endif + pcm_buffer_init(&state->buffer); } diff --git a/src/pcm_resample.h b/src/pcm_resample.h index 8a428d90b..66a746ae2 100644 --- a/src/pcm_resample.h +++ b/src/pcm_resample.h @@ -35,8 +35,8 @@ struct pcm_resample_state { #ifdef HAVE_LIBSAMPLERATE SRC_STATE *state; SRC_DATA data; - size_t data_in_size; - size_t data_out_size; + + struct pcm_buffer in, out; struct { unsigned src_rate; diff --git a/src/pcm_resample_libsamplerate.c b/src/pcm_resample_libsamplerate.c index 7e58db4a4..2f672b5a2 100644 --- a/src/pcm_resample_libsamplerate.c +++ b/src/pcm_resample_libsamplerate.c @@ -34,6 +34,8 @@ void pcm_resample_deinit(struct pcm_resample_state *state) if (state->state != NULL) state->state = src_delete(state->state); + pcm_buffer_deinit(&state->in); + pcm_buffer_deinit(&state->out); pcm_buffer_deinit(&state->buffer); } @@ -136,17 +138,11 @@ pcm_resample_16(struct pcm_resample_state *state, data->input_frames = src_size / sizeof(*src_buffer) / channels; data_in_size = data->input_frames * sizeof(float) * channels; - if (data_in_size > state->data_in_size) { - state->data_in_size = data_in_size; - data->data_in = g_realloc(data->data_in, data_in_size); - } + data->data_in = pcm_buffer_get(&state->in, data_in_size); data->output_frames = (src_size * dest_rate + src_rate - 1) / src_rate; data_out_size = data->output_frames * sizeof(float) * channels; - if (data_out_size > state->data_out_size) { - state->data_out_size = data_out_size; - data->data_out = g_realloc(data->data_out, data_out_size); - } + data->data_out = pcm_buffer_get(&state->out, data_out_size); src_short_to_float_array(src_buffer, data->data_in, data->input_frames * channels); @@ -212,17 +208,11 @@ pcm_resample_24(struct pcm_resample_state *state, data->input_frames = src_size / sizeof(*src_buffer) / channels; data_in_size = data->input_frames * sizeof(float) * channels; - if (data_in_size > state->data_in_size) { - state->data_in_size = data_in_size; - data->data_in = g_realloc(data->data_in, data_in_size); - } + data->data_in = pcm_buffer_get(&state->in, data_in_size); data->output_frames = (src_size * dest_rate + src_rate - 1) / src_rate; data_out_size = data->output_frames * sizeof(float) * channels; - if (data_out_size > state->data_out_size) { - state->data_out_size = data_out_size; - data->data_out = g_realloc(data->data_out, data_out_size); - } + data->data_out = pcm_buffer_get(&state->out, data_out_size); src_int_to_float_array(src_buffer, data->data_in, data->input_frames * channels); -- cgit v1.2.3