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WIP: save image when finished

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This commit is contained in:
Ahmet Inan 2014-12-10 13:29:59 +01:00
parent 308874b131
commit 88a13d9a9b
6 changed files with 75 additions and 8 deletions
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23
app/src/main/java/xdsopl/robot36/ImageView.java
View file

@ -49,12 +49,18 @@ public class ImageView extends SurfaceView implements SurfaceHolder.Callback {
private final short[] audioBuffer;
private final int[] pixelBuffer;
private final int[] currentMode;
private final int[] savedBuffer;
private final int[] savedWidth;
private final int[] savedHeight;
private final RenderScript rs;
private final Allocation rsDecoderAudioBuffer;
private final Allocation rsDecoderPixelBuffer;
private final Allocation rsDecoderValueBuffer;
private final Allocation rsDecoderCurrentMode;
private final Allocation rsDecoderSavedBuffer;
private final Allocation rsDecoderSavedWidth;
private final Allocation rsDecoderSavedHeight;
private final ScriptC_decoder rsDecoder;
private final int mode_debug = 0;
@ -110,16 +116,26 @@ public class ImageView extends SurfaceView implements SurfaceHolder.Callback {
int maxHorizontalLength = 2 * sampleRate;
currentMode = new int[1];
savedWidth = new int[1];
savedHeight = new int[1];
savedBuffer = new int[pixelBuffer.length];
rs = RenderScript.create(context);
rsDecoderAudioBuffer = Allocation.createSized(rs, Element.I16(rs), audioBuffer.length, Allocation.USAGE_SHARED | Allocation.USAGE_SCRIPT);
rsDecoderValueBuffer = Allocation.createSized(rs, Element.U8(rs), maxHorizontalLength, Allocation.USAGE_SCRIPT);
rsDecoderPixelBuffer = Allocation.createSized(rs, Element.I32(rs), pixelBuffer.length, Allocation.USAGE_SHARED | Allocation.USAGE_SCRIPT);
rsDecoderCurrentMode = Allocation.createSized(rs, Element.I32(rs), 1, Allocation.USAGE_SHARED | Allocation.USAGE_SCRIPT);
rsDecoderSavedWidth = Allocation.createSized(rs, Element.I32(rs), 1, Allocation.USAGE_SHARED | Allocation.USAGE_SCRIPT);
rsDecoderSavedHeight = Allocation.createSized(rs, Element.I32(rs), 1, Allocation.USAGE_SHARED | Allocation.USAGE_SCRIPT);
rsDecoderSavedBuffer = Allocation.createSized(rs, Element.I32(rs), savedBuffer.length, Allocation.USAGE_SHARED | Allocation.USAGE_SCRIPT);
rsDecoder = new ScriptC_decoder(rs);
rsDecoder.bind_audio_buffer(rsDecoderAudioBuffer);
rsDecoder.bind_value_buffer(rsDecoderValueBuffer);
rsDecoder.bind_pixel_buffer(rsDecoderPixelBuffer);
rsDecoder.bind_current_mode(rsDecoderCurrentMode);
rsDecoder.bind_saved_width(rsDecoderSavedWidth);
rsDecoder.bind_saved_height(rsDecoderSavedHeight);
rsDecoder.bind_saved_buffer(rsDecoderSavedBuffer);
rsDecoder.invoke_initialize(sampleRate, maxHorizontalLength, bitmap.getWidth(), bitmap.getHeight());
thread.start();
@ -314,5 +330,12 @@ public class ImageView extends SurfaceView implements SurfaceHolder.Callback {
rsDecoderCurrentMode.copyTo(currentMode);
switch_mode(currentMode[0]);
rsDecoderSavedHeight.copyTo(savedHeight);
if (savedHeight[0] > 0) {
rsDecoderSavedWidth.copyTo(savedWidth);
rsDecoderSavedBuffer.copyTo(savedBuffer);
Bitmap savedBitmap = Bitmap.createBitmap(savedBuffer, savedWidth[0], savedHeight[0], Bitmap.Config.ARGB_8888);
}
}
}

26
app/src/main/rs/decoder.rs
View file

@ -37,17 +37,29 @@ static inline uchar4 yuv(uchar y, uchar u, uchar v)
return rgb(bgra[0], bgra[1], bgra[2]);
}
static void reset()
static void reset_buffer()
{
vpos = 0;
hpos = 0;
even_hpos = 0;
seperator_counter = 0;
sync_counter = sync_length;
for (int i = 0; i < bitmap_width * bitmap_height; ++i)
buffer_cleared = 1;
for (int i = 0; i < maximum_width * maximum_height; ++i)
pixel_buffer[i] = rgb(0, 0, 0);
}
static void save_buffer()
{
if (!buffer_cleared)
return;
buffer_cleared = 0;
*saved_height = bitmap_height;
*saved_width = bitmap_width;
for (int i = 0; i < bitmap_width * bitmap_height; ++i)
saved_buffer[i] = pixel_buffer[i];
}
static void robot36_decoder()
{
static prev_timeout;
@ -119,6 +131,8 @@ static void raw_decoder()
}
void decode(int samples) {
*saved_width = 0;
*saved_height = 0;
for (int sample = 0; sample < samples; ++sample) {
float amp = audio_buffer[sample] / 32768.0f;
float power = amp * amp;
@ -147,11 +161,11 @@ void decode(int samples) {
if (*current_mode != mode_debug) {
int detected_mode = calibration_detector(dat_value, dat_active, cnt_active, cnt_quantized);
if (detected_mode >= 0)
reset();
reset_buffer();
switch_mode(detected_mode);
int estimated_mode = scanline_estimator(sync_level);
if (estimated_mode >= 0 && estimated_mode != *current_mode)
reset();
reset_buffer();
switch_mode(estimated_mode);
}
@ -179,7 +193,9 @@ void decode(int samples) {
default:
raw_decoder();
}
if (++vpos >= bitmap_height)
if (++vpos == bitmap_height)
save_buffer();
if (vpos >= maximum_height)
vpos = 0;
seperator_counter = 0;
}

3
app/src/main/rs/exports.rsh
View file

@ -20,6 +20,9 @@ limitations under the License.
short *audio_buffer;
uchar *value_buffer;
uchar4 *pixel_buffer;
uchar4 *saved_buffer;
int *saved_width;
int *saved_height;
int *current_mode;
#endif

5
app/src/main/rs/initialization.rsh
View file

@ -25,14 +25,15 @@ void initialize(float rate, int length, int width, int height)
{
sample_rate = rate;
buffer_length = length;
bitmap_width = width;
bitmap_height = height;
maximum_width = width;
maximum_height = height;
vpos = 0;
even_hpos = hpos = 0;
even_hpos = 0;
sync_counter = 0;
seperator_counter = 0;
buffer_cleared = 0;
minimum_length = 0.05f * sample_rate;
minimum_sync_length = 0.002f * sample_rate;

22
app/src/main/rs/modes.rsh
View file

@ -28,6 +28,8 @@ void debug_sync()
blur_power = -1;
*current_mode = mode_debug;
current_decoder = decoder_raw;
bitmap_width = maximum_width;
bitmap_height = maximum_height;
sync_length = minimum_sync_length;
maximum_length = buffer_length;
scanline_length = maximum_length;
@ -39,6 +41,8 @@ void debug_image()
blur_power = -1;
*current_mode = mode_debug;
current_decoder = decoder_raw;
bitmap_width = maximum_width;
bitmap_height = maximum_height;
sync_length = minimum_sync_length;
maximum_length = buffer_length;
scanline_length = maximum_length;
@ -50,6 +54,8 @@ void debug_both()
blur_power = -1;
*current_mode = mode_debug;
current_decoder = decoder_raw;
bitmap_width = maximum_width;
bitmap_height = maximum_height;
sync_length = minimum_sync_length;
maximum_length = buffer_length;
scanline_length = maximum_length;
@ -61,6 +67,8 @@ void robot36_mode()
blur_power = 2;
*current_mode = mode_robot36;
current_decoder = decoder_robot36;
bitmap_width = 320;
bitmap_height = 240;
const float tolerance = 0.8f;
const float settling_time = 0.0011f;
const float sync_seconds = 0.009f;
@ -87,6 +95,8 @@ void robot72_mode()
blur_power = 3;
*current_mode = mode_robot72;
current_decoder = decoder_yuv;
bitmap_width = 320;
bitmap_height = 240;
const float tolerance = 0.8f;
const float settling_time = 0.0011f;
const float sync_seconds = 0.009f;
@ -117,6 +127,8 @@ void martin1_mode()
blur_power = 3;
*current_mode = mode_martin1;
current_decoder = decoder_rgb;
bitmap_width = 320;
bitmap_height = 256;
const float tolerance = 0.5f;
const float sync_seconds = 0.004862f;
const float sync_porch_seconds = 0.000572f;
@ -142,6 +154,8 @@ void martin2_mode()
blur_power = 2;
*current_mode = mode_martin2;
current_decoder = decoder_rgb;
bitmap_width = 320;
bitmap_height = 256;
const float tolerance = 0.5f;
const float sync_seconds = 0.004862f;
const float sync_porch_seconds = 0.000572f;
@ -167,6 +181,8 @@ void scottie1_mode()
blur_power = 3;
*current_mode = mode_scottie1;
current_decoder = decoder_rgb;
bitmap_width = 320;
bitmap_height = 256;
const float tolerance = 0.8f;
const float settling_time = 0.0011f;
const float sync_seconds = 0.009f;
@ -193,6 +209,8 @@ void scottie2_mode()
blur_power = 2;
*current_mode = mode_scottie2;
current_decoder = decoder_rgb;
bitmap_width = 320;
bitmap_height = 256;
const float tolerance = 0.8f;
const float settling_time = 0.0011f;
const float sync_seconds = 0.009f;
@ -219,6 +237,8 @@ void scottieDX_mode()
blur_power = 5;
*current_mode = mode_scottieDX;
current_decoder = decoder_rgb;
bitmap_width = 320;
bitmap_height = 256;
const float tolerance = 0.8f;
const float settling_time = 0.0011f;
const float sync_seconds = 0.009f;
@ -245,6 +265,8 @@ void wrasseSC2_180_mode()
blur_power = 4;
*current_mode = mode_wrasseSC2_180;
current_decoder = decoder_rgb;
bitmap_width = 320;
bitmap_height = 256;
const float tolerance = 0.5f;
const float sync_seconds = 0.0055225f;
const float sync_porch_seconds = 0.0005f;

4
app/src/main/rs/state.rsh
View file

@ -29,7 +29,9 @@ static int vis_timeout, vis_length, bit_length;
static int break_timeout, break_length;
static int leader_timeout, leader_length;
static int first_leader_length, second_leader_length;
static int buffer_length, bitmap_width, bitmap_height;
static int buffer_length, buffer_cleared;
static int bitmap_width, bitmap_height;
static int maximum_width, maximum_height;
static int sync_length, sync_counter, vpos, hpos;
static int save_cnt, save_dat, seperator_counter, seperator_length;
static int u_sep_begin, u_sep_end, v_sep_begin, v_sep_end;