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[trunk] add test_tile_encoder test and function related

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This commit is contained in:
Mickael Savinaud
2012-03-23 17:47:53 +00:00
parent b9d271c1a8
commit 855b5b513d
9 changed files with 721 additions and 1 deletions
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31
libopenjpeg/openjpeg.c
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@@ -589,7 +589,7 @@ opj_codec_t* OPJ_CALLCONV opj_create_compress_v2(OPJ_CODEC_FORMAT p_format)
l_info->m_codec_data.m_compression.opj_setup_encoder = (void (*) ( void *,
opj_cparameters_t *,
struct opj_image *,
struct opj_event_mgr * )) j2k_setup_encoder;
struct opj_event_mgr * )) j2k_setup_encoder_v2;
l_info->m_codec = j2k_create_compress_v2();
if (! l_info->m_codec) {
@@ -1239,5 +1239,34 @@ opj_bool OPJ_CALLCONV opj_set_MCT(opj_cparameters_t *parameters,OPJ_FLOAT32 * pE
return OPJ_TRUE;
}
/**
* Writes a tile with the given data.
*
* @param p_compressor the jpeg2000 codec.
* @param p_tile_index the index of the tile to write. At the moment, the tiles must be written from 0 to n-1 in sequence.
* @param p_data pointer to the data to write. Data is arranged in sequence, data_comp0, then data_comp1, then ... NO INTERLEAVING should be set.
* @param p_data_size this value os used to make sure the data being written is correct. The size must be equal to the sum for each component of tile_width * tile_height * component_size. component_size can be 1,2 or 4 bytes,
* depending on the precision of the given component.
* @param p_stream the stream to write data to.
*/
opj_bool OPJ_CALLCONV opj_write_tile ( opj_codec_t *p_codec,
OPJ_UINT32 p_tile_index,
OPJ_BYTE * p_data,
OPJ_UINT32 p_data_size,
opj_stream_t *p_stream )
{
if (p_codec && p_stream && p_data) {
opj_codec_private_t * l_info = (opj_codec_private_t *) p_codec;
opj_stream_private_t * l_cio = (opj_stream_private_t *) p_stream;
if (l_info->is_decompressor) {
return OPJ_FALSE;
}
return l_info->m_codec_data.m_compression.opj_write_tile(l_info->m_codec,p_tile_index,p_data,p_data_size,l_cio,l_info->m_event_mgr);
}
return OPJ_FALSE;
}