#include "exceptions.h"
#include "sound_frame.h"
-using namespace std;
-using namespace boost;
+using std::string;
+using std::stringstream;
+using std::ostream;
+using std::vector;
+using std::list;
+using boost::shared_ptr;
+using boost::lexical_cast;
using namespace libdcp;
SoundAsset::SoundAsset (
- vector<string> const & files, string directory, string mxf_name, sigc::signal1<void, float>* progress, int fps, int length
+ vector<string> const & files, string directory, string mxf_name, boost::signals2::signal<void (float)>* progress, int fps, int length, int start_frame
)
: MXFAsset (directory, mxf_name, progress, fps, 0, length)
, _channels (files.size ())
, _sampling_rate (0)
+ , _start_frame (start_frame)
{
- construct (sigc::bind (sigc::mem_fun (*this, &SoundAsset::path_from_channel), files));
+ assert (_channels);
+
+ construct (boost::bind (&SoundAsset::path_from_channel, this, _1, files));
}
SoundAsset::SoundAsset (
- sigc::slot<string, Channel> get_path, string directory, string mxf_name, sigc::signal1<void, float>* progress, int fps, int length, int channels
+ boost::function<string (Channel)> get_path,
+ string directory,
+ string mxf_name,
+ boost::signals2::signal<void (float)>* progress,
+ int fps, int length, int start_frame, int channels
)
: MXFAsset (directory, mxf_name, progress, fps, 0, length)
, _channels (channels)
, _sampling_rate (0)
+ , _start_frame (start_frame)
{
+ assert (_channels);
+
construct (get_path);
}
SoundAsset::SoundAsset (string directory, string mxf_name, int fps, int entry_point, int length)
: MXFAsset (directory, mxf_name, 0, fps, entry_point, length)
, _channels (0)
+ , _start_frame (0)
{
ASDCP::PCM::MXFReader reader;
if (ASDCP_FAILURE (reader.OpenRead (path().string().c_str()))) {
- throw FileError ("could not open MXF file for reading", path().string());
+ throw MXFFileError ("could not open MXF file for reading", path().string());
}
}
void
-SoundAsset::construct (sigc::slot<string, Channel> get_path)
+SoundAsset::construct (boost::function<string (Channel)> get_path)
{
ASDCP::Rational asdcp_fps (_fps, 1);
-
+
ASDCP::PCM::WAVParser pcm_parser_channel[_channels];
if (pcm_parser_channel[0].OpenRead (get_path(LEFT).c_str(), asdcp_fps)) {
throw FileError ("could not open WAV file for reading", get_path(LEFT));
CENTRE,
LFE,
LS,
- RS
+ RS,
+ /* XXX: not quite sure what these should be yet */
+ CHANNEL_7,
+ CHANNEL_8
};
+ assert (int(_channels) <= int(sizeof(channels) / sizeof(Channel)));
+
ASDCP::PCM::FrameBuffer frame_buffer_channel[_channels];
ASDCP::PCM::AudioDescriptor audio_desc_channel[_channels];
throw FileError ("could not open audio MXF for writing", path().string());
}
+ /* Skip through up to our _start_frame; this is pretty inefficient... */
+ for (int i = 0; i < _start_frame; ++i) {
+ for (int j = 0; j < _channels; ++j) {
+ if (ASDCP_FAILURE (pcm_parser_channel[j].ReadFrame (frame_buffer_channel[j]))) {
+ throw MiscError ("could not read audio frame");
+ }
+ }
+ }
+
for (int i = 0; i < _length; ++i) {
- byte_t *data_s = frame_buffer.Data();
- byte_t *data_e = data_s + frame_buffer.Capacity();
- byte_t sample_size = ASDCP::PCM::CalcSampleSize (audio_desc_channel[0]);
- int offset = 0;
-
for (int j = 0; j < _channels; ++j) {
memset (frame_buffer_channel[j].Data(), 0, frame_buffer_channel[j].Capacity());
if (ASDCP_FAILURE (pcm_parser_channel[j].ReadFrame (frame_buffer_channel[j]))) {
throw MiscError ("could not read audio frame");
}
-
- if (frame_buffer_channel[j].Size() != frame_buffer_channel[j].Capacity()) {
- throw MiscError ("short audio frame");
- }
}
+ byte_t *data_s = frame_buffer.Data();
+ byte_t *data_e = data_s + frame_buffer.Capacity();
+ byte_t sample_size = ASDCP::PCM::CalcSampleSize (audio_desc_channel[0]);
+ int offset = 0;
+
while (data_s < data_e) {
for (int j = 0; j < _channels; ++j) {
byte_t* frame = frame_buffer_channel[j].Data() + offset;
<< " </MainSound>\n";
}
-list<string>
-SoundAsset::equals (shared_ptr<const Asset> other, EqualityOptions opt) const
+bool
+SoundAsset::equals (shared_ptr<const Asset> other, EqualityOptions opt, list<string>& notes) const
{
- list<string> notes = MXFAsset::equals (other, opt);
+ if (!MXFAsset::equals (other, opt, notes)) {
+ return false;
+ }
- if (opt.flags & MXF_INSPECT) {
- ASDCP::PCM::MXFReader reader_A;
- if (ASDCP_FAILURE (reader_A.OpenRead (path().string().c_str()))) {
- cout << "failed " << path() << "\n";
- throw FileError ("could not open MXF file for reading", path().string());
- }
+ ASDCP::PCM::MXFReader reader_A;
+ if (ASDCP_FAILURE (reader_A.OpenRead (path().string().c_str()))) {
+ throw MXFFileError ("could not open MXF file for reading", path().string());
+ }
- ASDCP::PCM::MXFReader reader_B;
- if (ASDCP_FAILURE (reader_B.OpenRead (other->path().string().c_str()))) {
- cout << "failed " << other->path() << "\n";
- throw FileError ("could not open MXF file for reading", path().string());
- }
+ ASDCP::PCM::MXFReader reader_B;
+ if (ASDCP_FAILURE (reader_B.OpenRead (other->path().string().c_str()))) {
+ throw MXFFileError ("could not open MXF file for reading", path().string());
+ }
- ASDCP::PCM::AudioDescriptor desc_A;
- if (ASDCP_FAILURE (reader_A.FillAudioDescriptor (desc_A))) {
- throw DCPReadError ("could not read audio MXF information");
+ ASDCP::PCM::AudioDescriptor desc_A;
+ if (ASDCP_FAILURE (reader_A.FillAudioDescriptor (desc_A))) {
+ throw DCPReadError ("could not read audio MXF information");
+ }
+ ASDCP::PCM::AudioDescriptor desc_B;
+ if (ASDCP_FAILURE (reader_B.FillAudioDescriptor (desc_B))) {
+ throw DCPReadError ("could not read audio MXF information");
+ }
+
+ if (
+ desc_A.EditRate != desc_B.EditRate ||
+ desc_A.AudioSamplingRate != desc_B.AudioSamplingRate ||
+ desc_A.Locked != desc_B.Locked ||
+ desc_A.ChannelCount != desc_B.ChannelCount ||
+ desc_A.QuantizationBits != desc_B.QuantizationBits ||
+ desc_A.BlockAlign != desc_B.BlockAlign ||
+ desc_A.AvgBps != desc_B.AvgBps ||
+ desc_A.LinkedTrackID != desc_B.LinkedTrackID ||
+ desc_A.ContainerDuration != desc_B.ContainerDuration
+// desc_A.ChannelFormat != desc_B.ChannelFormat ||
+ ) {
+
+ notes.push_back ("audio MXF picture descriptors differ");
+ return false;
+ }
+
+ ASDCP::PCM::FrameBuffer buffer_A (1 * Kumu::Megabyte);
+ ASDCP::PCM::FrameBuffer buffer_B (1 * Kumu::Megabyte);
+
+ for (int i = 0; i < _length; ++i) {
+ if (ASDCP_FAILURE (reader_A.ReadFrame (i, buffer_A))) {
+ throw DCPReadError ("could not read audio frame");
}
- ASDCP::PCM::AudioDescriptor desc_B;
- if (ASDCP_FAILURE (reader_B.FillAudioDescriptor (desc_B))) {
- throw DCPReadError ("could not read audio MXF information");
+
+ if (ASDCP_FAILURE (reader_B.ReadFrame (i, buffer_B))) {
+ throw DCPReadError ("could not read audio frame");
}
-
- if (
- desc_A.EditRate != desc_B.EditRate ||
- desc_A.AudioSamplingRate != desc_B.AudioSamplingRate ||
- desc_A.Locked != desc_B.Locked ||
- desc_A.ChannelCount != desc_B.ChannelCount ||
- desc_A.QuantizationBits != desc_B.QuantizationBits ||
- desc_A.BlockAlign != desc_B.BlockAlign ||
- desc_A.AvgBps != desc_B.AvgBps ||
- desc_A.LinkedTrackID != desc_B.LinkedTrackID ||
- desc_A.ContainerDuration != desc_B.ContainerDuration
-// desc_A.ChannelFormat != desc_B.ChannelFormat ||
- ) {
- notes.push_back ("audio MXF picture descriptors differ");
+ if (buffer_A.Size() != buffer_B.Size()) {
+ notes.push_back ("sizes of audio data for frame " + lexical_cast<string>(i) + " differ");
+ return false;
}
-
- ASDCP::PCM::FrameBuffer buffer_A (1 * Kumu::Megabyte);
- ASDCP::PCM::FrameBuffer buffer_B (1 * Kumu::Megabyte);
-
- for (int i = 0; i < _length; ++i) {
- if (ASDCP_FAILURE (reader_A.ReadFrame (0, buffer_A))) {
- throw DCPReadError ("could not read audio frame");
- }
-
- if (ASDCP_FAILURE (reader_B.ReadFrame (0, buffer_B))) {
- throw DCPReadError ("could not read audio frame");
- }
-
- if (buffer_A.Size() != buffer_B.Size()) {
- notes.push_back ("sizes of audio data for frame " + lexical_cast<string>(i) + " differ");
- continue;
- }
-
- if (memcmp (buffer_A.RoData(), buffer_B.RoData(), buffer_A.Size()) != 0) {
- notes.push_back ("PCM data for frame " + lexical_cast<string>(i) + " differ");
- continue;
+
+ if (memcmp (buffer_A.RoData(), buffer_B.RoData(), buffer_A.Size()) != 0) {
+ for (uint32_t i = 0; i < buffer_A.Size(); ++i) {
+ int const d = abs (buffer_A.RoData()[i] - buffer_B.RoData()[i]);
+ if (d > opt.max_audio_sample_error) {
+ notes.push_back ("PCM data difference of " + lexical_cast<string> (d));
+ return false;
+ }
}
}
}
- return notes;
+ return true;
}
shared_ptr<const SoundFrame>