diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/post/goom/xine_goom.c | 112 |
1 files changed, 68 insertions, 44 deletions
diff --git a/src/post/goom/xine_goom.c b/src/post/goom/xine_goom.c index 5871618e0..7c2939105 100644 --- a/src/post/goom/xine_goom.c +++ b/src/post/goom/xine_goom.c @@ -82,13 +82,12 @@ struct post_plugin_goom_s { /* goom context */ PluginInfo *goom; - int data_idx; + int data_idx; gint16 data [2][NUMSAMPLES]; audio_buffer_t buf; /* dummy buffer just to hold a copy of audio data */ int channels; int sample_rate; - int sample_counter; int samples_per_frame; int width, height; int width_back, height_back; @@ -96,6 +95,11 @@ struct post_plugin_goom_s { int fps; int csc_method; + + int do_samples_skip; /* true = skipping samples, false reading samples*/ + int left_to_read; /* data to read before switching modes*/ + + yuv_planes_t yuv; /* frame skipping */ @@ -282,7 +286,6 @@ static post_plugin_t *goom_open_plugin(post_class_t *class_gen, int inputs, this->ratio = (double)this->width_back/(double)this->height_back; - this->sample_counter = 0; this->buf.mem = NULL; this->buf.mem_size = 0; @@ -386,9 +389,11 @@ static int goom_port_open(xine_audio_port_t *port_gen, xine_stream_t *stream, this->sample_rate = rate; this->samples_per_frame = rate / this->fps; this->data_idx = 0; - this->sample_counter = 0; init_yuv_planes(&this->yuv, this->width, this->height); this->skip_frame = 0; + + this->do_samples_skip = 0; + this->left_to_read = NUMSAMPLES; this->vo_port->open(this->vo_port, XINE_ANON_STREAM); this->metronom->set_master(this->metronom, stream->metronom); @@ -422,11 +427,12 @@ static void goom_port_put_buffer (xine_audio_port_t *port_gen, uint8_t *goom_frame, *goom_frame_end; int16_t *data; int8_t *data8; - int samples_used = 0; int64_t pts = buf->vpts; int i, j; uint8_t *dest_ptr; int width, height; + + int current_sample = 0; /* make a copy of buf data for private use */ if( this->buf.mem_size < buf->mem_size ) { @@ -444,59 +450,73 @@ static void goom_port_put_buffer (xine_audio_port_t *port_gen, * to the fifo of free audio buffers. just use our private copy instead. */ buf = &this->buf; - - this->sample_counter += buf->num_frames; j = (this->channels >= 2) ? 1 : 0; - do { - + + while (current_sample < buf->num_frames) { + + if (this->do_samples_skip) { + if (current_sample + this->left_to_read > buf->num_frames) { + this->left_to_read -= (buf->num_frames-current_sample); + break; + } else { + current_sample+=this->left_to_read; + this->left_to_read = NUMSAMPLES; + this->do_samples_skip = 0; + + } + } else { + if( port->bits == 8 ) { data8 = (int8_t *)buf->mem; - data8 += samples_used * this->channels; + data8 += current_sample * this->channels; /* scale 8 bit data to 16 bits and convert to signed as well */ - for( i = samples_used; i < buf->num_frames && this->data_idx < NUMSAMPLES; - i++, this->data_idx++, data8 += this->channels ) { + for ( i=current_sample ; this->data_idx < NUMSAMPLES && i < buf->num_frames; + i++, this->data_idx++,data8 += this->channels) { + this->data[0][this->data_idx] = ((int16_t)data8[0] << 8) - 0x8000; this->data[1][this->data_idx] = ((int16_t)data8[j] << 8) - 0x8000; } } else { data = buf->mem; - data += samples_used * this->channels; - - for( i = samples_used; i < buf->num_frames && this->data_idx < NUMSAMPLES; - i++, this->data_idx++, data += this->channels ) { + data += current_sample * this->channels; + + for ( i=current_sample ; this->data_idx < NUMSAMPLES && i < buf->num_frames; + i++, this->data_idx++,data += this->channels) { + this->data[0][this->data_idx] = data[0]; this->data[1][this->data_idx] = data[j]; } } - - if( this->sample_counter >= this->samples_per_frame ) { - - samples_used += this->samples_per_frame; + + if (this->data_idx < NUMSAMPLES) { + this->left_to_read = NUMSAMPLES - this->data_idx; + break; + } else { + _x_assert(this->data_idx == NUMSAMPLES); + this->data_idx = 0; + + if (this->samples_per_frame > NUMSAMPLES) { + current_sample += NUMSAMPLES; + this->do_samples_skip = 1; + this->left_to_read = this->samples_per_frame - NUMSAMPLES; + } else { + current_sample += this->samples_per_frame; + this->left_to_read = NUMSAMPLES; + } frame = this->vo_port->get_frame (this->vo_port, this->width_back, this->height_back, - this->ratio, XINE_IMGFMT_YUY2, - VO_BOTH_FIELDS); + this->ratio, XINE_IMGFMT_YUY2, + VO_BOTH_FIELDS); frame->extra_info->invalid = 1; - /* frame is marked as bad if we don't have enough samples for - * updating the viz plugin (calculations may be skipped). - * we must keep the framerate though. */ - if( this->data_idx == NUMSAMPLES ) { - frame->bad_frame = 0; - this->data_idx = 0; - } else { - frame->bad_frame = 1; - } frame->duration = 90000 * this->samples_per_frame / this->sample_rate; frame->pts = pts; this->metronom->got_video_frame(this->metronom, frame); - this->sample_counter -= this->samples_per_frame; - - if (!this->skip_frame && !frame->bad_frame) { + if (!this->skip_frame) { /* Try to be fast */ goom_frame = (uint8_t *)goom_update (this->goom, this->data, 0, 0, NULL, NULL); @@ -561,21 +581,25 @@ static void goom_port_put_buffer (xine_audio_port_t *port_gen, } else { frame->bad_frame = 1; frame->draw(frame, XINE_ANON_STREAM); - this->skip_frame--; + + _x_assert(this->skip_frame>0); + this->skip_frame--; } + frame->free(frame); width = this->width; height = this->height; if ((width != this->width_back) || (height != this->height_back)) { - goom_close(this->goom); - this->goom = goom_init (this->width, this->height); - this->width_back = width; - this->height_back = height; - this->ratio = (double)width/(double)height; - free_yuv_planes(&this->yuv); - init_yuv_planes(&this->yuv, this->width, this->height); - } + goom_close(this->goom); + this->goom = goom_init (this->width, this->height); + this->width_back = width; + this->height_back = height; + this->ratio = (double)width/(double)height; + free_yuv_planes(&this->yuv); + init_yuv_planes(&this->yuv, this->width, this->height); + } } - } while( this->sample_counter >= this->samples_per_frame ); + } + } } |