Add an option --flat-audio to start with almost all the audio processing turned off.

[nageru] / mixer.cpp

diff --git a/mixer.cpp b/mixer.cpp
index d65cdacf44ee9aa08e71fe02ca95222c17de4416..1f1035bf84065ef9c7ccca19afb8a5a51a1075e0 100644 (file)
--- a/mixer.cpp
+++ b/mixer.cpp
@@ -159,7 +159,7 @@ Mixer::Mixer(const QSurfaceFormat &format, unsigned num_cards)
        movit_texel_subpixel_precision /= 2.0;
 
        resource_pool.reset(new ResourcePool);
-       theme.reset(new Theme("theme.lua", resource_pool.get(), num_cards));
+       theme.reset(new Theme(global_flags.theme_filename.c_str(), resource_pool.get(), num_cards));
        for (unsigned i = 0; i < NUM_OUTPUTS; ++i) {
                output_channel[i].parent = this;
        }
@@ -261,6 +261,14 @@ Mixer::Mixer(const QSurfaceFormat &format, unsigned num_cards)
 
        locut.init(FILTER_HPF, 2);
 
+       // If --flat-audio is given, turn off everything that messes with the sound,
+       // except the final makeup gain.
+       if (global_flags.flat_audio) {
+               set_locut_enabled(false);
+               set_limiter_enabled(false);
+               set_compressor_enabled(false);
+       }
+
        // hlen=16 is pretty low quality, but we use quite a bit of CPU otherwise,
        // and there's a limit to how important the peak meter is.
        peak_resampler.setup(OUTPUT_FREQUENCY, OUTPUT_FREQUENCY * 4, /*num_channels=*/2, /*hlen=*/16, /*frel=*/1.0);
@@ -533,7 +541,7 @@ void Mixer::bm_frame(unsigned card_index, uint16_t timecode,
 
                GLuint pbo = userdata->pbo;
                check_error();
-               glBindBuffer(GL_PIXEL_UNPACK_BUFFER_ARB, pbo);
+               glBindBuffer(GL_PIXEL_UNPACK_BUFFER, pbo);
                check_error();
                glFlushMappedBufferRange(GL_PIXEL_UNPACK_BUFFER, 0, video_frame.size);
                check_error();
@@ -548,7 +556,7 @@ void Mixer::bm_frame(unsigned card_index, uint16_t timecode,
                check_error();
                glBindTexture(GL_TEXTURE_2D, 0);
                check_error();
-               glBindBuffer(GL_PIXEL_UNPACK_BUFFER_ARB, 0);
+               glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
                check_error();
                RefCountedGLsync fence(GL_SYNC_GPU_COMMANDS_COMPLETE, /*flags=*/0);
                check_error();